KPNO 1998 Ephemeris
1997
1998
1999
2000
2001
***** 1998 JANUARY *****
Calendar for Kitt Peak, west longitude (h.m.s) = 7 26 24, latitude (d.m) = 31 57.8
Note that each line lists events of one night, spanning two calendar dates. Rise/set times are given
in Mountain time ( 7 hr W), for 900 m above surroundings, in standard time all year.
Moon coords. and illum. are for local midnight, even if moon is down. Program: John Thorstensen, Dartmouth College.
Date (eve/morn) JDmid LMSTmidn ---------- Sun: --------- LST twilight: ------------- Moon: --------------
(1998 at start) (-2450000) set twi.end twi.beg rise eve morn rise set %illum RA Dec
Thu Jan 01/Fri Jan 02 815.8 6 20 28 17 38 19 00 6 00 7 22 1 20 12 22 ..... 21 08 15 21 57.2 -11 20
Fri Jan 02/Sat Jan 03 816.8 6 24 25 17 39 19 01 6 00 7 22 1 25 12 26 ..... 22 13 24 22 52.2 - 7 23
Sat Jan 03/Sun Jan 04 817.8 6 28 22 17 40 19 02 6 01 7 22 1 29 12 30 ..... 23 17 35 23 46.3 - 3 01
Sun Jan 04/Mon Jan 05 818.8 6 32 18 17 41 19 02 6 01 7 23 1 34 12 34 ..... 0 21 46 0 40.0 1 29
Mon Jan 05/Tue Jan 06 819.8 6 36 15 17 41 19 03 6 01 7 23 1 39 12 38 ..... 1 24 57 1 33.8 5 54
Tue Jan 06/Wed Jan 07 820.8 6 40 11 17 42 19 04 6 01 7 23 1 43 12 42 ..... 2 27 68 2 28.2 9 57
Wed Jan 07/Thu Jan 08 821.8 6 44 08 17 43 19 05 6 01 7 23 1 48 12 46 ..... 3 30 78 3 23.6 13 25
Thu Jan 08/Fri Jan 09 822.8 6 48 04 17 44 19 05 6 01 7 23 1 53 12 50 ..... 4 31 86 4 20.0 16 04
Fri Jan 09/Sat Jan 10 823.8 6 52 01 17 45 19 06 6 01 7 23 1 57 12 54 ..... 5 30 93 5 17.0 17 47
Sat Jan 10/Sun Jan 11 824.8 6 55 57 17 45 19 07 6 01 7 23 2 02 12 58 16 09 6 26 98 6 14.1 18 25
Sun Jan 11/Mon Jan 12 825.8 6 59 54 17 46 19 08 6 01 7 23 2 07 13 02 17 03 7 16 100 7 10.3 18 01
Mon Jan 12/Tue Jan 13 826.8 7 03 51 17 47 19 08 6 01 7 23 2 11 13 06 17 59 8 03 100 8 04.9 16 38
Tue Jan 13/Wed Jan 14 827.8 7 07 47 17 48 19 09 6 01 7 22 2 16 13 10 18 55 ..... 97 8 57.5 14 25
Wed Jan 14/Thu Jan 15 828.8 7 11 44 17 49 19 10 6 01 7 22 2 21 13 14 19 50 ..... 93 9 47.7 11 34
Thu Jan 15/Fri Jan 16 829.8 7 15 40 17 50 19 11 6 01 7 22 2 26 13 18 20 45 ..... 87 10 35.9 8 14
Fri Jan 16/Sat Jan 17 830.8 7 19 37 17 51 19 11 6 01 7 22 2 30 13 22 21 38 ..... 80 11 22.5 4 37
Sat Jan 17/Sun Jan 18 831.8 7 23 33 17 52 19 12 6 01 7 22 2 35 13 26 22 31 ..... 72 12 07.9 0 52
Sun Jan 18/Mon Jan 19 832.8 7 27 30 17 52 19 13 6 01 7 21 2 40 13 29 23 23 ..... 64 12 52.9 - 2 55
Mon Jan 19/Tue Jan 20 833.8 7 31 26 17 53 19 14 6 01 7 21 2 44 13 33 0 15 ..... 54 13 38.2 - 6 35
Tue Jan 20/Wed Jan 21 834.8 7 35 23 17 54 19 15 6 00 7 21 2 49 13 37 1 08 ..... 45 14 24.3 -10 01
Wed Jan 21/Thu Jan 22 835.8 7 39 20 17 55 19 15 6 00 7 20 2 54 13 41 2 02 ..... 35 15 12.0 -13 06
Thu Jan 22/Fri Jan 23 836.8 7 43 16 17 56 19 16 6 00 7 20 2 59 13 44 2 58 ..... 26 16 01.8 -15 41
Fri Jan 23/Sat Jan 24 837.8 7 47 13 17 57 19 17 6 00 7 19 3 03 13 48 3 54 ..... 18 16 53.9 -17 35
Sat Jan 24/Sun Jan 25 838.8 7 51 09 17 58 19 18 5 59 7 19 3 08 13 51 4 50 ..... 11 17 48.4 -18 40
Sun Jan 25/Mon Jan 26 839.8 7 55 06 17 59 19 19 5 59 7 19 3 13 13 55 5 46 ..... 5 18 44.9 -18 45
Mon Jan 26/Tue Jan 27 840.8 7 59 02 18 00 19 19 5 59 7 18 3 18 13 59 6 39 16 44 1 19 42.7 -17 46
Tue Jan 27/Wed Jan 28 841.8 8 02 59 18 01 19 20 5 58 7 18 3 22 14 02 7 29 17 47 0 20 40.9 -15 41
Wed Jan 28/Thu Jan 29 842.8 8 06 55 18 02 19 21 5 58 7 17 3 27 14 06 ..... 18 52 1 21 38.7 -12 38
Thu Jan 29/Fri Jan 30 843.8 8 10 52 18 03 19 22 5 57 7 16 3 32 14 09 ..... 19 59 5 22 35.7 - 8 48
Fri Jan 30/Sat Jan 31 844.8 8 14 49 18 03 19 23 5 57 7 16 3 37 14 13 ..... 21 05 12 23 31.5 - 4 27
Sat Jan 31/Sun Feb 01 845.8 8 18 45 18 04 19 23 5 56 7 15 3 41 14 16 ..... 22 12 21 0 26.6 0 08
***** 1998 FEBRUARY *****
Calendar for Kitt Peak, west longitude (h.m.s) = 7 26 24, latitude (d.m) = 31 57.8
Note that each line lists events of one night, spanning two calendar dates. Rise/set times are given
in Mountain time ( 7 hr W), for 900 m above surroundings, in standard time all year.
Moon coords. and illum. are for local midnight, even if moon is down. Program: John Thorstensen, Dartmouth College.
Date (eve/morn) JDmid LMSTmidn ---------- Sun: --------- LST twilight: ------------- Moon: --------------
(1998 at start) (-2450000) set twi.end twi.beg rise eve morn rise set %illum RA Dec
Sun Feb 01/Mon Feb 02 846.8 8 22 42 18 05 19 24 5 56 7 14 3 46 14 19 ..... 23 17 31 1 21.2 4 39
Mon Feb 02/Tue Feb 03 847.8 8 26 38 18 06 19 25 5 55 7 14 3 51 14 23 ..... 0 21 42 2 15.8 8 50
Tue Feb 03/Wed Feb 04 848.8 8 30 35 18 07 19 26 5 55 7 13 3 56 14 26 ..... 1 24 53 3 10.7 12 27
Wed Feb 04/Thu Feb 05 849.8 8 34 31 18 08 19 26 5 54 7 12 4 00 14 29 ..... 2 25 64 4 06.1 15 18
Thu Feb 05/Fri Feb 06 850.8 8 38 28 18 09 19 27 5 53 7 12 4 05 14 33 ..... 3 24 74 5 02.0 17 15
Fri Feb 06/Sat Feb 07 851.8 8 42 24 18 10 19 28 5 53 7 11 4 10 14 36 ..... 4 20 83 5 57.9 18 12
Sat Feb 07/Sun Feb 08 852.8 8 46 21 18 11 19 29 5 52 7 10 4 14 14 39 ..... 5 11 90 6 53.2 18 08
Sun Feb 08/Mon Feb 09 853.8 8 50 18 18 12 19 30 5 51 7 09 4 19 14 43 ..... 5 58 95 7 47.4 17 06
Mon Feb 09/Tue Feb 10 854.8 8 54 14 18 12 19 30 5 51 7 08 4 24 14 46 16 46 6 41 99 8 40.0 15 12
Tue Feb 10/Wed Feb 11 855.8 8 58 11 18 13 19 31 5 50 7 08 4 29 14 49 17 41 7 21 100 9 30.7 12 35
Wed Feb 11/Thu Feb 12 856.8 9 02 07 18 14 19 32 5 49 7 07 4 33 14 52 18 36 ..... 99 10 19.6 9 25
Thu Feb 12/Fri Feb 13 857.8 9 06 04 18 15 19 33 5 48 7 06 4 38 14 55 19 30 ..... 97 11 06.9 5 53
Fri Feb 13/Sat Feb 14 858.8 9 10 00 18 16 19 33 5 47 7 05 4 43 14 58 20 23 ..... 92 11 53.0 2 09
Sat Feb 14/Sun Feb 15 859.8 9 13 57 18 17 19 34 5 47 7 04 4 47 15 01 21 15 ..... 86 12 38.4 - 1 39
Sun Feb 15/Mon Feb 16 860.8 9 17 53 18 18 19 35 5 46 7 03 4 52 15 05 22 07 ..... 79 13 23.7 - 5 22
Mon Feb 16/Tue Feb 17 861.8 9 21 50 18 18 19 36 5 45 7 02 4 57 15 08 22 59 ..... 71 14 09.5 - 8 53
Tue Feb 17/Wed Feb 18 862.8 9 25 47 18 19 19 36 5 44 7 01 5 02 15 11 23 52 ..... 62 14 56.3 -12 05
Wed Feb 18/Thu Feb 19 863.8 9 29 43 18 20 19 37 5 43 7 00 5 06 15 14 0 46 ..... 53 15 44.7 -14 49
Thu Feb 19/Fri Feb 20 864.8 9 33 40 18 21 19 38 5 42 6 59 5 11 15 17 1 40 ..... 43 16 35.1 -16 57
Fri Feb 20/Sat Feb 21 865.8 9 37 36 18 22 19 39 5 41 6 58 5 16 15 20 2 35 ..... 33 17 27.7 -18 20
Sat Feb 21/Sun Feb 22 866.8 9 41 33 18 22 19 39 5 40 6 57 5 20 15 23 3 30 ..... 24 18 22.4 -18 50
Sun Feb 22/Mon Feb 23 867.8 9 45 29 18 23 19 40 5 39 6 56 5 25 15 25 4 23 ..... 15 19 18.8 -18 19
Mon Feb 23/Tue Feb 24 868.8 9 49 26 18 24 19 41 5 38 6 55 5 30 15 28 5 15 ..... 8 20 16.4 -16 44
Tue Feb 24/Wed Feb 25 869.8 9 53 22 18 25 19 42 5 37 6 54 5 34 15 31 6 03 16 29 3 21 14.5 -14 06
Wed Feb 25/Thu Feb 26 870.8 9 57 19 18 26 19 42 5 36 6 53 5 39 15 34 6 50 17 36 0 22 12.3 -10 33
Thu Feb 26/Fri Feb 27 871.8 10 01 16 18 26 19 43 5 35 6 51 5 44 15 37 7 34 18 44 0 23 09.7 - 6 19
Fri Feb 27/Sat Feb 28 872.8 10 05 12 18 27 19 44 5 34 6 50 5 48 15 40 ..... 19 53 3 0 06.6 - 1 41
Sat Feb 28/Sun Mar 01 873.8 10 09 09 18 28 19 45 5 33 6 49 5 53 15 43 ..... 21 01 9 1 03.0 3 01
***** 1998 MARCH *****
Calendar for Kitt Peak, west longitude (h.m.s) = 7 26 24, latitude (d.m) = 31 57.8
Note that each line lists events of one night, spanning two calendar dates. Rise/set times are given
in Mountain time ( 7 hr W), for 900 m above surroundings, in standard time all year.
Moon coords. and illum. are for local midnight, even if moon is down. Program: John Thorstensen, Dartmouth College.
Date (eve/morn) JDmid LMSTmidn ---------- Sun: --------- LST twilight: ------------- Moon: --------------
(1998 at start) (-2450000) set twi.end twi.beg rise eve morn rise set %illum RA Dec
Sun Mar 01/Mon Mar 02 874.8 10 13 05 18 29 19 45 5 31 6 48 5 58 15 45 ..... 22 08 17 1 59.2 7 28
Mon Mar 02/Tue Mar 03 875.8 10 17 02 18 30 19 46 5 30 6 47 6 02 15 48 ..... 23 14 27 2 55.5 11 22
Tue Mar 03/Wed Mar 04 876.8 10 20 58 18 30 19 47 5 29 6 46 6 07 15 51 ..... 0 18 37 3 51.9 14 30
Wed Mar 04/Thu Mar 05 877.8 10 24 55 18 31 19 48 5 28 6 44 6 12 15 54 ..... 1 18 48 4 48.2 16 43
Thu Mar 05/Fri Mar 06 878.8 10 28 51 18 32 19 48 5 27 6 43 6 17 15 57 ..... 2 16 59 5 44.2 17 56
Fri Mar 06/Sat Mar 07 879.8 10 32 48 18 33 19 49 5 26 6 42 6 21 15 59 ..... 3 08 69 6 39.4 18 07
Sat Mar 07/Sun Mar 08 880.8 10 36 45 18 33 19 50 5 24 6 41 6 26 16 02 ..... 3 57 78 7 33.4 17 20
Sun Mar 08/Mon Mar 09 881.8 10 40 41 18 34 19 51 5 23 6 40 6 31 16 05 ..... 4 40 86 8 25.7 15 41
Mon Mar 09/Tue Mar 10 882.8 10 44 38 18 35 19 51 5 22 6 38 6 35 16 07 ..... 5 20 92 9 16.3 13 17
Tue Mar 10/Wed Mar 11 883.8 10 48 34 18 35 19 52 5 21 6 37 6 40 16 10 16 30 5 57 97 10 05.2 10 18
Wed Mar 11/Thu Mar 12 884.8 10 52 31 18 36 19 53 5 19 6 36 6 45 16 13 17 24 6 32 99 10 52.6 6 53
Thu Mar 12/Fri Mar 13 885.8 10 56 27 18 37 19 54 5 18 6 35 6 49 16 15 18 17 7 05 100 11 39.0 3 12
Fri Mar 13/Sat Mar 14 886.8 11 00 24 18 38 19 54 5 17 6 33 6 54 16 18 19 09 ..... 99 12 24.6 - 0 36
Sat Mar 14/Sun Mar 15 887.8 11 04 20 18 38 19 55 5 15 6 32 6 59 16 21 20 01 ..... 96 13 10.1 - 4 23
Sun Mar 15/Mon Mar 16 888.8 11 08 17 18 39 19 56 5 14 6 31 7 03 16 23 20 53 ..... 91 13 55.9 - 8 00
Mon Mar 16/Tue Mar 17 889.8 11 12 14 18 40 19 56 5 13 6 30 7 08 16 26 21 46 ..... 85 14 42.5 -11 19
Tue Mar 17/Wed Mar 18 890.8 11 16 10 18 40 19 57 5 12 6 28 7 13 16 29 22 39 ..... 78 15 30.3 -14 12
Wed Mar 18/Thu Mar 19 891.8 11 20 07 18 41 19 58 5 10 6 27 7 17 16 31 23 32 ..... 69 16 19.8 -16 31
Thu Mar 19/Fri Mar 20 892.8 11 24 03 18 42 19 59 5 09 6 26 7 22 16 34 0 26 ..... 60 17 11.0 -18 08
Fri Mar 20/Sat Mar 21 893.8 11 28 00 18 42 20 00 5 07 6 24 7 27 16 36 1 19 ..... 50 18 04.0 -18 55
Sat Mar 21/Sun Mar 22 894.8 11 31 56 18 43 20 00 5 06 6 23 7 32 16 39 2 12 ..... 39 18 58.5 -18 46
Sun Mar 22/Mon Mar 23 895.8 11 35 53 18 44 20 01 5 05 6 22 7 36 16 41 3 02 ..... 29 19 54.3 -17 36
Mon Mar 23/Tue Mar 24 896.8 11 39 49 18 45 20 02 5 03 6 21 7 41 16 44 3 51 ..... 20 20 50.8 -15 26
Tue Mar 24/Wed Mar 25 897.8 11 43 46 18 45 20 03 5 02 6 19 7 46 16 47 4 37 ..... 11 21 47.7 -12 18
Wed Mar 25/Thu Mar 26 898.8 11 47 42 18 46 20 03 5 01 6 18 7 50 16 49 5 22 ..... 5 22 44.7 - 8 22
Thu Mar 26/Fri Mar 27 899.8 11 51 39 18 47 20 04 4 59 6 17 7 55 16 52 6 05 17 27 1 23 41.7 - 3 52
Fri Mar 27/Sat Mar 28 900.8 11 55 36 18 47 20 05 4 58 6 15 8 00 16 54 6 49 18 36 0 0 38.8 0 55
Sat Mar 28/Sun Mar 29 901.8 11 59 32 18 48 20 06 4 56 6 14 8 05 16 57 ..... 19 46 2 1 36.2 5 36
Sun Mar 29/Mon Mar 30 902.8 12 03 29 18 49 20 07 4 55 6 13 8 09 16 59 ..... 20 55 7 2 33.9 9 53
Mon Mar 30/Tue Mar 31 903.8 12 07 25 18 49 20 07 4 54 6 12 8 14 17 02 ..... 22 02 14 3 32.0 13 26
Tue Mar 31/Wed Apr 01 904.8 12 11 22 18 50 20 08 4 52 6 10 8 19 17 04 ..... 23 07 23 4 30.1 16 04
***** 1998 APRIL *****
Calendar for Kitt Peak, west longitude (h.m.s) = 7 26 24, latitude (d.m) = 31 57.8
Note that each line lists events of one night, spanning two calendar dates. Rise/set times are given
in Mountain time ( 7 hr W), for 900 m above surroundings, in standard time all year.
Moon coords. and illum. are for local midnight, even if moon is down. Program: John Thorstensen, Dartmouth College.
Date (eve/morn) JDmid LMSTmidn ---------- Sun: --------- LST twilight: ------------- Moon: --------------
(1998 at start) (-2450000) set twi.end twi.beg rise eve morn rise set %illum RA Dec
Wed Apr 01/Thu Apr 02 905.8 12 15 18 18 51 20 09 4 51 6 09 8 24 17 07 ..... 0 08 33 5 27.7 17 39
Thu Apr 02/Fri Apr 03 906.8 12 19 15 18 51 20 10 4 49 6 08 8 28 17 09 ..... 1 04 43 6 24.3 18 08
Fri Apr 03/Sat Apr 04 907.8 12 23 11 18 52 20 11 4 48 6 07 8 33 17 12 ..... 1 54 54 7 19.3 17 36
Sat Apr 04/Sun Apr 05 908.8 12 27 08 18 53 20 11 4 47 6 05 8 38 17 14 ..... 2 40 64 8 12.3 16 09
Sun Apr 05/Mon Apr 06 909.8 12 31 05 18 53 20 12 4 45 6 04 8 43 17 17 ..... 3 21 73 9 03.3 13 56
Mon Apr 06/Tue Apr 07 910.8 12 35 01 18 54 20 13 4 44 6 03 8 48 17 19 ..... 3 59 82 9 52.3 11 06
Tue Apr 07/Wed Apr 08 911.8 12 38 58 18 55 20 14 4 42 6 02 8 52 17 22 ..... 4 33 88 10 39.7 7 47
Wed Apr 08/Thu Apr 09 912.8 12 42 54 18 55 20 15 4 41 6 00 8 57 17 25 ..... 5 07 94 11 26.0 4 10
Thu Apr 09/Fri Apr 10 913.8 12 46 51 18 56 20 16 4 39 5 59 9 02 17 27 17 04 5 39 98 12 11.6 0 23
Fri Apr 10/Sat Apr 11 914.8 12 50 47 18 57 20 17 4 38 5 58 9 07 17 30 17 57 6 11 100 12 57.0 - 3 27
Sat Apr 11/Sun Apr 12 915.8 12 54 44 18 57 20 18 4 37 5 57 9 12 17 32 18 49 6 44 100 13 42.8 - 7 10
Sun Apr 12/Mon Apr 13 916.8 12 58 40 18 58 20 18 4 35 5 55 9 16 17 35 19 41 ..... 98 14 29.4 -10 37
Mon Apr 13/Tue Apr 14 917.8 13 02 37 18 59 20 19 4 34 5 54 9 21 17 37 20 34 ..... 95 15 17.2 -13 41
Tue Apr 14/Wed Apr 15 918.8 13 06 34 19 00 20 20 4 32 5 53 9 26 17 40 21 28 ..... 89 16 06.5 -16 12
Wed Apr 15/Thu Apr 16 919.8 13 10 30 19 00 20 21 4 31 5 52 9 31 17 42 22 21 ..... 83 16 57.3 -18 02
Thu Apr 16/Fri Apr 17 920.8 13 14 27 19 01 20 22 4 30 5 51 9 36 17 45 23 14 ..... 75 17 49.7 -19 04
Fri Apr 17/Sat Apr 18 921.8 13 18 23 19 02 20 23 4 28 5 50 9 41 17 47 0 06 ..... 65 18 43.3 -19 11
Sat Apr 18/Sun Apr 19 922.8 13 22 20 19 02 20 24 4 27 5 48 9 46 17 50 0 56 ..... 55 19 37.8 -18 20
Sun Apr 19/Mon Apr 20 923.8 13 26 16 19 03 20 25 4 26 5 47 9 50 17 53 1 44 ..... 44 20 32.9 -16 30
Mon Apr 20/Tue Apr 21 924.8 13 30 13 19 04 20 26 4 24 5 46 9 55 17 55 2 29 ..... 34 21 28.1 -13 44
Tue Apr 21/Wed Apr 22 925.8 13 34 09 19 04 20 27 4 23 5 45 10 00 17 58 3 13 ..... 24 22 23.5 -10 09
Wed Apr 22/Thu Apr 23 926.8 13 38 06 19 05 20 28 4 22 5 44 10 05 18 00 3 56 ..... 14 23 18.9 - 5 56
Thu Apr 23/Fri Apr 24 927.8 13 42 03 19 06 20 29 4 20 5 43 10 10 18 03 4 38 ..... 7 0 14.8 - 1 17
Fri Apr 24/Sat Apr 25 928.8 13 45 59 19 07 20 30 4 19 5 42 10 15 18 06 5 20 17 20 2 1 11.4 3 28
Sat Apr 25/Sun Apr 26 929.8 13 49 56 19 07 20 31 4 18 5 41 10 20 18 08 6 05 18 30 0 2 08.9 8 00
Sun Apr 26/Mon Apr 27 930.8 13 53 52 19 08 20 31 4 16 5 40 10 25 18 11 ..... 19 39 1 3 07.3 11 59
Mon Apr 27/Tue Apr 28 931.8 13 57 49 19 09 20 32 4 15 5 39 10 30 18 14 ..... 20 47 5 4 06.5 15 07
Tue Apr 28/Wed Apr 29 932.8 14 01 45 19 09 20 33 4 14 5 38 10 35 18 16 ..... 21 52 11 5 05.8 17 12
Wed Apr 29/Thu Apr 30 933.8 14 05 42 19 10 20 34 4 13 5 37 10 40 18 19 ..... 22 52 19 6 04.4 18 08
Thu Apr 30/Fri May 01 934.8 14 09 38 19 11 20 35 4 11 5 36 10 45 18 22 ..... 23 47 28 7 01.5 17 58
***** 1998 MAY *****
Calendar for Kitt Peak, west longitude (h.m.s) = 7 26 24, latitude (d.m) = 31 57.8
Note that each line lists events of one night, spanning two calendar dates. Rise/set times are given
in Mountain time ( 7 hr W), for 900 m above surroundings, in standard time all year.
Moon coords. and illum. are for local midnight, even if moon is down. Program: John Thorstensen, Dartmouth College.
Date (eve/morn) JDmid LMSTmidn ---------- Sun: --------- LST twilight: ------------- Moon: --------------
(1998 at start) (-2450000) set twi.end twi.beg rise eve morn rise set %illum RA Dec
Fri May 01/Sat May 02 935.8 14 13 35 19 12 20 36 4 10 5 35 10 49 18 24 ..... 0 36 38 7 56.3 16 46
Sat May 02/Sun May 03 936.8 14 17 32 19 12 20 37 4 09 5 34 10 54 18 27 ..... 1 20 48 8 48.7 14 44
Sun May 03/Mon May 04 937.8 14 21 28 19 13 20 38 4 08 5 33 10 59 18 30 ..... 1 59 58 9 38.7 12 02
Mon May 04/Tue May 05 938.8 14 25 25 19 14 20 39 4 06 5 32 11 04 18 33 ..... 2 35 68 10 26.7 8 49
Tue May 05/Wed May 06 939.8 14 29 21 19 14 20 40 4 05 5 31 11 09 18 35 ..... 3 09 76 11 13.1 5 15
Wed May 06/Thu May 07 940.8 14 33 18 19 15 20 41 4 04 5 30 11 14 18 38 ..... 3 41 84 11 58.6 1 28
Thu May 07/Fri May 08 941.8 14 37 14 19 16 20 42 4 03 5 30 11 19 18 41 ..... 4 13 90 12 43.9 - 2 23
Fri May 08/Sat May 09 942.8 14 41 11 19 17 20 43 4 02 5 29 11 24 18 44 ..... 4 46 95 13 29.4 - 6 10
Sat May 09/Sun May 10 943.8 14 45 07 19 17 20 44 4 01 5 28 11 29 18 47 17 36 5 20 98 14 15.8 - 9 46
Sun May 10/Mon May 11 944.8 14 49 04 19 18 20 45 4 00 5 27 11 34 18 50 18 29 5 56 100 15 03.5 -13 01
Mon May 11/Tue May 12 945.8 14 53 01 19 19 20 46 3 59 5 26 11 39 18 52 19 23 ..... 99 15 52.8 -15 46
Tue May 12/Wed May 13 946.8 14 56 57 19 20 20 47 3 58 5 26 11 44 18 55 20 17 ..... 97 16 43.8 -17 52
Wed May 13/Thu May 14 947.8 15 00 54 19 20 20 48 3 57 5 25 11 49 18 58 21 11 ..... 93 17 36.4 -19 09
Thu May 14/Fri May 15 948.8 15 04 50 19 21 20 49 3 56 5 24 11 54 19 01 22 04 ..... 87 18 30.2 -19 32
Fri May 15/Sat May 16 949.8 15 08 47 19 22 20 50 3 55 5 24 11 59 19 04 22 54 ..... 79 19 24.8 -18 57
Sat May 16/Sun May 17 950.8 15 12 43 19 22 20 51 3 54 5 23 12 04 19 07 23 42 ..... 70 20 19.6 -17 22
Sun May 17/Mon May 18 951.8 15 16 40 19 23 20 52 3 53 5 22 12 09 19 10 0 28 ..... 59 21 14.2 -14 52
Mon May 18/Tue May 19 952.8 15 20 36 19 24 20 53 3 52 5 22 12 13 19 13 1 11 ..... 48 22 08.4 -11 33
Tue May 19/Wed May 20 953.8 15 24 33 19 24 20 54 3 51 5 21 12 18 19 16 1 52 ..... 37 23 02.4 - 7 34
Wed May 20/Thu May 21 954.8 15 28 30 19 25 20 55 3 50 5 21 12 23 19 20 2 32 ..... 27 23 56.5 - 3 07
Thu May 21/Fri May 22 955.8 15 32 26 19 26 20 56 3 50 5 20 12 28 19 23 3 13 ..... 17 0 51.2 1 32
Fri May 22/Sat May 23 956.8 15 36 23 19 26 20 57 3 49 5 20 12 33 19 26 3 55 ..... 9 1 46.8 6 08
Sat May 23/Sun May 24 957.8 15 40 19 19 27 20 58 3 48 5 19 12 38 19 29 4 40 ..... 4 2 43.8 10 21
Sun May 24/Mon May 25 958.8 15 44 16 19 28 20 59 3 47 5 19 12 43 19 32 5 27 18 24 1 3 42.2 13 53
Mon May 25/Tue May 26 959.8 15 48 12 19 28 21 00 3 47 5 18 12 48 19 36 6 19 19 31 1 4 41.5 16 28
Tue May 26/Wed May 27 960.8 15 52 09 19 29 21 01 3 46 5 18 12 52 19 39 ..... 20 35 3 5 41.0 17 56
Wed May 27/Thu May 28 961.8 15 56 05 19 30 21 02 3 45 5 17 12 57 19 42 ..... 21 34 8 6 39.7 18 15
Thu May 28/Fri May 29 962.8 16 00 02 19 30 21 02 3 45 5 17 13 02 19 45 ..... 22 27 15 7 36.5 17 26
Fri May 29/Sat May 30 963.8 16 03 59 19 31 21 03 3 44 5 17 13 07 19 49 ..... 23 15 23 8 30.9 15 40
Sat May 30/Sun May 31 964.8 16 07 55 19 31 21 04 3 44 5 16 13 12 19 52 ..... 23 57 32 9 22.6 13 08
Sun May 31/Mon Jun 01 965.8 16 11 52 19 32 21 05 3 43 5 16 13 16 19 56 ..... 0 35 42 10 11.8 10 02
***** 1998 JUNE *****
Calendar for Kitt Peak, west longitude (h.m.s) = 7 26 24, latitude (d.m) = 31 57.8
Note that each line lists events of one night, spanning two calendar dates. Rise/set times are given
in Mountain time ( 7 hr W), for 900 m above surroundings, in standard time all year.
Moon coords. and illum. are for local midnight, even if moon is down. Program: John Thorstensen, Dartmouth College.
Date (eve/morn) JDmid LMSTmidn ---------- Sun: --------- LST twilight: ------------- Moon: --------------
(1998 at start) (-2450000) set twi.end twi.beg rise eve morn rise set %illum RA Dec
Mon Jun 01/Tue Jun 02 966.8 16 15 48 19 33 21 06 3 43 5 16 13 21 19 59 ..... 1 10 52 10 59.1 6 32
Tue Jun 02/Wed Jun 03 967.8 16 19 45 19 33 21 06 3 42 5 16 13 26 20 03 ..... 1 43 61 11 44.9 2 47
Wed Jun 03/Thu Jun 04 968.8 16 23 41 19 34 21 07 3 42 5 15 13 30 20 06 ..... 2 15 70 12 30.1 - 1 04
Thu Jun 04/Fri Jun 05 969.8 16 27 38 19 34 21 08 3 42 5 15 13 35 20 10 ..... 2 47 79 13 15.3 - 4 55
Fri Jun 05/Sat Jun 06 970.8 16 31 34 19 35 21 09 3 41 5 15 13 40 20 13 ..... 3 20 86 14 01.1 - 8 37
Sat Jun 06/Sun Jun 07 971.8 16 35 31 19 35 21 09 3 41 5 15 13 44 20 17 ..... 3 55 92 14 48.3 -12 02
Sun Jun 07/Mon Jun 08 972.8 16 39 28 19 36 21 10 3 41 5 15 13 49 20 21 ..... 4 33 96 15 37.1 -15 01
Mon Jun 08/Tue Jun 09 973.8 16 43 24 19 36 21 10 3 41 5 15 13 53 20 25 18 11 5 15 99 16 27.9 -17 23
Tue Jun 09/Wed Jun 10 974.8 16 47 21 19 37 21 11 3 40 5 15 13 58 20 28 19 05 6 01 100 17 20.7 -19 00
Wed Jun 10/Thu Jun 11 975.8 16 51 17 19 37 21 12 3 40 5 15 14 02 20 32 19 59 ..... 99 18 15.1 -19 43
Thu Jun 11/Fri Jun 12 976.8 16 55 14 19 38 21 12 3 40 5 15 14 07 20 36 20 52 ..... 95 19 10.5 -19 26
Fri Jun 12/Sat Jun 13 977.8 16 59 10 19 38 21 13 3 40 5 15 14 11 20 40 21 41 ..... 89 20 06.3 -18 07
Sat Jun 13/Sun Jun 14 978.8 17 03 07 19 38 21 13 3 40 5 15 14 16 20 44 22 28 ..... 82 21 01.7 -15 49
Sun Jun 14/Mon Jun 15 979.8 17 07 03 19 39 21 14 3 40 5 15 14 20 20 48 23 12 ..... 73 21 56.4 -12 40
Mon Jun 15/Tue Jun 16 980.8 17 11 00 19 39 21 14 3 40 5 15 14 25 20 52 23 53 ..... 62 22 50.3 - 8 50
Tue Jun 16/Wed Jun 17 981.8 17 14 57 19 39 21 14 3 40 5 15 14 29 20 56 0 33 ..... 51 23 43.8 - 4 31
Wed Jun 17/Thu Jun 18 982.8 17 18 53 19 40 21 15 3 40 5 15 14 33 21 00 1 12 ..... 40 0 37.2 0 03
Thu Jun 18/Fri Jun 19 983.8 17 22 50 19 40 21 15 3 40 5 15 14 37 21 04 1 52 ..... 29 1 31.1 4 36
Fri Jun 19/Sat Jun 20 984.8 17 26 46 19 40 21 15 3 40 5 15 14 42 21 08 2 34 ..... 19 2 26.1 8 54
Sat Jun 20/Sun Jun 21 985.8 17 30 43 19 40 21 16 3 41 5 16 14 46 21 12 3 18 ..... 11 3 22.5 12 38
Sun Jun 21/Mon Jun 22 986.8 17 34 39 19 41 21 16 3 41 5 16 14 50 21 16 4 07 ..... 5 4 20.3 15 34
Mon Jun 22/Tue Jun 23 987.8 17 38 36 19 41 21 16 3 41 5 16 14 54 21 20 4 59 18 17 1 5 19.0 17 29
Tue Jun 23/Wed Jun 24 988.8 17 42 32 19 41 21 16 3 41 5 16 14 58 21 25 5 55 19 19 0 6 17.6 18 17
Wed Jun 24/Thu Jun 25 989.8 17 46 29 19 41 21 16 3 42 5 17 15 02 21 29 ..... 20 15 2 7 15.3 17 56
Thu Jun 25/Fri Jun 26 990.8 17 50 26 19 41 21 16 3 42 5 17 15 06 21 33 ..... 21 06 5 8 11.1 16 32
Fri Jun 26/Sat Jun 27 991.8 17 54 22 19 41 21 16 3 42 5 17 15 10 21 37 ..... 21 51 11 9 04.4 14 17
Sat Jun 27/Sun Jun 28 992.8 17 58 19 19 41 21 16 3 43 5 18 15 14 21 42 ..... 22 32 18 9 55.1 11 21
Sun Jun 28/Mon Jun 29 993.8 18 02 15 19 42 21 16 3 43 5 18 15 18 21 46 ..... 23 08 27 10 43.5 7 56
Mon Jun 29/Tue Jun 30 994.8 18 06 12 19 42 21 16 3 44 5 18 15 22 21 51 ..... 23 43 36 11 30.1 4 14
Tue Jun 30/Wed Jul 01 995.8 18 10 08 19 42 21 16 3 44 5 19 15 26 21 55 ..... 0 15 45 12 15.6 0 23
***** 1998 JULY *****
Calendar for Kitt Peak, west longitude (h.m.s) = 7 26 24, latitude (d.m) = 31 57.8
Note that each line lists events of one night, spanning two calendar dates. Rise/set times are given
in Mountain time ( 7 hr W), for 900 m above surroundings, in standard time all year.
Moon coords. and illum. are for local midnight, even if moon is down. Program: John Thorstensen, Dartmouth College.
Date (eve/morn) JDmid LMSTmidn ---------- Sun: --------- LST twilight: ------------- Moon: --------------
(1998 at start) (-2450000) set twi.end twi.beg rise eve morn rise set %illum RA Dec
Wed Jul 01/Thu Jul 02 996.8 18 14 05 19 42 21 16 3 45 5 19 15 30 22 00 ..... 0 47 54 13 00.6 - 3 28
Thu Jul 02/Fri Jul 03 997.8 18 18 01 19 41 21 16 3 45 5 20 15 33 22 04 ..... 1 20 64 13 45.9 - 7 14
Fri Jul 03/Sat Jul 04 998.8 18 21 58 19 41 21 16 3 46 5 20 15 37 22 09 ..... 1 54 73 14 32.1 -10 45
Sat Jul 04/Sun Jul 05 999.8 18 25 55 19 41 21 15 3 47 5 21 15 41 22 13 ..... 2 31 81 15 19.9 -13 55
Sun Jul 05/Mon Jul 06 1000.8 18 29 51 19 41 21 15 3 47 5 21 15 44 22 18 ..... 3 11 88 16 09.8 -16 33
Mon Jul 06/Tue Jul 07 1001.8 18 33 48 19 41 21 15 3 48 5 22 15 48 22 22 ..... 3 55 94 17 01.9 -18 30
Tue Jul 07/Wed Jul 08 1002.8 18 37 44 19 41 21 14 3 49 5 22 15 52 22 27 17 50 4 44 98 17 56.1 -19 35
Wed Jul 08/Thu Jul 09 1003.8 18 41 41 19 41 21 14 3 49 5 23 15 55 22 32 18 44 5 37 100 18 52.0 -19 42
Thu Jul 09/Fri Jul 10 1004.8 18 45 37 19 40 21 14 3 50 5 23 15 59 22 36 19 36 ..... 99 19 48.8 -18 44
Fri Jul 10/Sat Jul 11 1005.8 18 49 34 19 40 21 13 3 51 5 24 16 02 22 41 20 25 ..... 97 20 45.7 -16 43
Sat Jul 11/Sun Jul 12 1006.8 18 53 30 19 40 21 13 3 51 5 24 16 06 22 46 21 11 ..... 92 21 42.0 -13 46
Sun Jul 12/Mon Jul 13 1007.8 18 57 27 19 40 21 12 3 52 5 25 16 09 22 50 21 53 ..... 84 22 37.3 -10 01
Mon Jul 13/Tue Jul 14 1008.8 19 01 24 19 39 21 12 3 53 5 25 16 12 22 55 22 34 ..... 75 23 31.8 - 5 44
Tue Jul 14/Wed Jul 15 1009.8 19 05 20 19 39 21 11 3 54 5 26 16 16 23 00 23 14 ..... 65 0 25.6 - 1 10
Wed Jul 15/Thu Jul 16 1010.8 19 09 17 19 38 21 10 3 55 5 27 16 19 23 05 23 53 ..... 53 1 19.3 3 25
Thu Jul 16/Fri Jul 17 1011.8 19 13 13 19 38 21 10 3 56 5 27 16 22 23 09 0 33 ..... 42 2 13.6 7 46
Fri Jul 17/Sat Jul 18 1012.8 19 17 10 19 38 21 09 3 56 5 28 16 26 23 14 1 16 ..... 31 3 08.7 11 38
Sat Jul 18/Sun Jul 19 1013.8 19 21 06 19 37 21 08 3 57 5 28 16 29 23 19 2 01 ..... 21 4 04.9 14 45
Sun Jul 19/Mon Jul 20 1014.8 19 25 03 19 37 21 08 3 58 5 29 16 32 23 24 2 51 ..... 13 5 02.0 16 58
Mon Jul 20/Tue Jul 21 1015.8 19 28 59 19 36 21 07 3 59 5 30 16 35 23 29 3 44 ..... 6 5 59.6 18 07
Tue Jul 21/Wed Jul 22 1016.8 19 32 56 19 36 21 06 4 00 5 30 16 38 23 34 4 40 18 04 2 6 56.8 18 10
Wed Jul 22/Thu Jul 23 1017.8 19 36 53 19 35 21 05 4 01 5 31 16 42 23 38 5 39 18 57 0 7 52.6 17 09
Thu Jul 23/Fri Jul 24 1018.8 19 40 49 19 34 21 04 4 02 5 32 16 45 23 43 ..... 19 44 1 8 46.6 15 13
Fri Jul 24/Sat Jul 25 1019.8 19 44 46 19 34 21 03 4 03 5 32 16 48 23 48 ..... 20 27 3 9 38.2 12 31
Sat Jul 25/Sun Jul 26 1020.8 19 48 42 19 33 21 02 4 04 5 33 16 51 23 53 ..... 21 06 8 10 27.5 9 16
Sun Jul 26/Mon Jul 27 1021.8 19 52 39 19 33 21 02 4 05 5 34 16 54 23 58 ..... 21 41 14 11 14.9 5 39
Mon Jul 27/Tue Jul 28 1022.8 19 56 35 19 32 21 01 4 05 5 34 16 57 0 03 ..... 22 15 21 12 00.8 1 50
Tue Jul 28/Wed Jul 29 1023.8 20 00 32 19 31 21 00 4 06 5 35 17 00 0 08 ..... 22 47 29 12 45.9 - 2 02
Wed Jul 29/Thu Jul 30 1024.8 20 04 28 19 30 20 59 4 07 5 36 17 03 0 13 ..... 23 19 38 13 30.9 - 5 49
Thu Jul 30/Fri Jul 31 1025.8 20 08 25 19 30 20 58 4 08 5 36 17 05 0 17 ..... 23 53 47 14 16.3 - 9 24
Fri Jul 31/Sat Aug 01 1026.8 20 12 22 19 29 20 56 4 09 5 37 17 08 0 22 ..... 0 28 57 15 02.9 -12 40
***** 1998 AUGUST *****
Calendar for Kitt Peak, west longitude (h.m.s) = 7 26 24, latitude (d.m) = 31 57.8
Note that each line lists events of one night, spanning two calendar dates. Rise/set times are given
in Mountain time ( 7 hr W), for 900 m above surroundings, in standard time all year.
Moon coords. and illum. are for local midnight, even if moon is down. Program: John Thorstensen, Dartmouth College.
Date (eve/morn) JDmid LMSTmidn ---------- Sun: --------- LST twilight: ------------- Moon: --------------
(1998 at start) (-2450000) set twi.end twi.beg rise eve morn rise set %illum RA Dec
Sat Aug 01/Sun Aug 02 1027.8 20 16 18 19 28 20 55 4 10 5 38 17 11 0 27 ..... 1 06 66 15 51.3 -15 29
Sun Aug 02/Mon Aug 03 1028.8 20 20 15 19 27 20 54 4 11 5 38 17 14 0 32 ..... 1 48 75 16 41.8 -17 42
Mon Aug 03/Tue Aug 04 1029.8 20 24 11 19 26 20 53 4 12 5 39 17 17 0 37 ..... 2 34 84 17 34.6 -19 09
Tue Aug 04/Wed Aug 05 1030.8 20 28 08 19 26 20 52 4 13 5 40 17 20 0 42 ..... 3 25 91 18 29.6 -19 41
Wed Aug 05/Thu Aug 06 1031.8 20 32 04 19 25 20 51 4 14 5 40 17 22 0 47 17 25 4 22 96 19 26.3 -19 11
Thu Aug 06/Fri Aug 07 1032.8 20 36 01 19 24 20 50 4 15 5 41 17 25 0 52 18 16 5 22 99 20 23.9 -17 35
Fri Aug 07/Sat Aug 08 1033.8 20 39 57 19 23 20 49 4 16 5 42 17 28 0 57 19 04 6 25 100 21 21.6 -14 56
Sat Aug 08/Sun Aug 09 1034.8 20 43 54 19 22 20 47 4 17 5 42 17 31 1 01 19 49 ..... 98 22 18.8 -11 23
Sun Aug 09/Mon Aug 10 1035.8 20 47 51 19 21 20 46 4 18 5 43 17 33 1 06 20 32 ..... 94 23 15.2 - 7 09
Mon Aug 10/Tue Aug 11 1036.8 20 51 47 19 20 20 45 4 19 5 44 17 36 1 11 21 13 ..... 86 0 10.8 - 2 30
Tue Aug 11/Wed Aug 12 1037.8 20 55 44 19 19 20 44 4 20 5 44 17 39 1 16 21 53 ..... 77 1 06.0 2 13
Wed Aug 12/Thu Aug 13 1038.8 20 59 40 19 18 20 42 4 21 5 45 17 41 1 21 22 34 ..... 67 2 01.1 6 45
Thu Aug 13/Fri Aug 14 1039.8 21 03 37 19 17 20 41 4 22 5 46 17 44 1 26 23 16 ..... 56 2 56.7 10 47
Fri Aug 14/Sat Aug 15 1040.8 21 07 33 19 16 20 40 4 22 5 46 17 47 1 31 0 00 ..... 44 3 52.8 14 07
Sat Aug 15/Sun Aug 16 1041.8 21 11 30 19 15 20 38 4 23 5 47 17 49 1 36 0 48 ..... 33 4 49.4 16 32
Sun Aug 16/Mon Aug 17 1042.8 21 15 26 19 14 20 37 4 24 5 48 17 52 1 40 1 39 ..... 23 5 46.3 17 56
Mon Aug 17/Tue Aug 18 1043.8 21 19 23 19 13 20 36 4 25 5 48 17 55 1 45 2 33 ..... 15 6 42.7 18 16
Tue Aug 18/Wed Aug 19 1044.8 21 23 20 19 12 20 34 4 26 5 49 17 57 1 50 3 29 ..... 8 7 38.1 17 33
Wed Aug 19/Thu Aug 20 1045.8 21 27 16 19 11 20 33 4 27 5 49 18 00 1 55 4 27 17 39 3 8 31.8 15 53
Thu Aug 20/Fri Aug 21 1046.8 21 31 13 19 09 20 32 4 28 5 50 18 02 2 00 5 24 18 23 1 9 23.5 13 26
Fri Aug 21/Sat Aug 22 1047.8 21 35 09 19 08 20 30 4 29 5 51 18 05 2 05 6 21 19 03 0 10 13.1 10 22
Sat Aug 22/Sun Aug 23 1048.8 21 39 06 19 07 20 29 4 30 5 51 18 07 2 10 ..... 19 39 1 11 00.8 6 52
Sun Aug 23/Mon Aug 24 1049.8 21 43 02 19 06 20 28 4 31 5 52 18 10 2 14 ..... 20 14 5 11 47.1 3 07
Mon Aug 24/Tue Aug 25 1050.8 21 46 59 19 05 20 26 4 31 5 53 18 13 2 19 ..... 20 47 9 12 32.3 - 0 44
Tue Aug 25/Wed Aug 26 1051.8 21 50 55 19 04 20 25 4 32 5 53 18 15 2 24 ..... 21 19 16 13 17.1 - 4 33
Wed Aug 26/Thu Aug 27 1052.8 21 54 52 19 02 20 23 4 33 5 54 18 18 2 29 ..... 21 52 23 14 02.1 - 8 11
Thu Aug 27/Fri Aug 28 1053.8 21 58 49 19 01 20 22 4 34 5 55 18 20 2 34 ..... 22 26 32 14 47.8 -11 32
Fri Aug 28/Sat Aug 29 1054.8 22 02 45 19 00 20 20 4 35 5 55 18 23 2 38 ..... 23 02 41 15 34.8 -14 28
Sat Aug 29/Sun Aug 30 1055.8 22 06 42 18 59 20 19 4 36 5 56 18 25 2 43 ..... 23 42 50 16 23.6 -16 52
Sun Aug 30/Mon Aug 31 1056.8 22 10 38 18 58 20 18 4 36 5 56 18 28 2 48 ..... 0 25 60 17 14.4 -18 35
Mon Aug 31/Tue Sep 01 1057.8 22 14 35 18 56 20 16 4 37 5 57 18 30 2 53 ..... 1 13 70 18 07.3 -19 28
***** 1998 SEPTEMBER *****
Calendar for Kitt Peak, west longitude (h.m.s) = 7 26 24, latitude (d.m) = 31 57.8
Note that each line lists events of one night, spanning two calendar dates. Rise/set times are given
in Mountain time ( 7 hr W), for 900 m above surroundings, in standard time all year.
Moon coords. and illum. are for local midnight, even if moon is down. Program: John Thorstensen, Dartmouth College.
Date (eve/morn) JDmid LMSTmidn ---------- Sun: --------- LST twilight: ------------- Moon: --------------
(1998 at start) (-2450000) set twi.end twi.beg rise eve morn rise set %illum RA Dec
Tue Sep 01/Wed Sep 02 1058.8 22 18 31 18 55 20 15 4 38 5 58 18 33 2 57 ..... 2 06 79 19 02.3 -19 25
Wed Sep 02/Thu Sep 03 1059.8 22 22 28 18 54 20 13 4 39 5 58 18 35 3 02 ..... 3 04 87 19 58.7 -18 18
Thu Sep 03/Fri Sep 04 1060.8 22 26 24 18 53 20 12 4 40 5 59 18 38 3 07 ..... 4 06 93 20 56.1 -16 08
Fri Sep 04/Sat Sep 05 1061.8 22 30 21 18 51 20 10 4 40 6 00 18 40 3 12 17 40 5 10 98 21 53.9 -12 56
Sat Sep 05/Sun Sep 06 1062.8 22 34 18 18 50 20 09 4 41 6 00 18 43 3 16 18 24 6 17 100 22 51.5 - 8 54
Sun Sep 06/Mon Sep 07 1063.8 22 38 14 18 49 20 07 4 42 6 01 18 45 3 21 19 07 ..... 99 23 48.9 - 4 16
Mon Sep 07/Tue Sep 08 1064.8 22 42 11 18 47 20 06 4 43 6 01 18 48 3 26 19 49 ..... 95 0 46.1 0 37
Tue Sep 08/Wed Sep 09 1065.8 22 46 07 18 46 20 05 4 44 6 02 18 50 3 30 20 30 ..... 88 1 43.2 5 25
Wed Sep 09/Thu Sep 10 1066.8 22 50 04 18 45 20 03 4 44 6 03 18 53 3 35 21 13 ..... 80 2 40.6 9 48
Thu Sep 10/Fri Sep 11 1067.8 22 54 00 18 43 20 02 4 45 6 03 18 55 3 40 21 58 ..... 69 3 38.4 13 27
Fri Sep 11/Sat Sep 12 1068.8 22 57 57 18 42 20 00 4 46 6 04 18 57 3 45 22 45 ..... 58 4 36.3 16 11
Sat Sep 12/Sun Sep 13 1069.8 23 01 53 18 41 19 59 4 47 6 04 19 00 3 49 23 36 ..... 47 5 34.0 17 51
Sun Sep 13/Mon Sep 14 1070.8 23 05 50 18 40 19 57 4 47 6 05 19 02 3 54 0 29 ..... 36 6 30.9 18 24
Mon Sep 14/Tue Sep 15 1071.8 23 09 47 18 38 19 56 4 48 6 06 19 05 3 59 1 24 ..... 26 7 26.5 17 54
Tue Sep 15/Wed Sep 16 1072.8 23 13 43 18 37 19 54 4 49 6 06 19 07 4 03 2 21 ..... 18 8 20.2 16 26
Wed Sep 16/Thu Sep 17 1073.8 23 17 40 18 36 19 53 4 49 6 07 19 10 4 08 3 18 ..... 11 9 11.8 14 10
Thu Sep 17/Fri Sep 18 1074.8 23 21 36 18 34 19 52 4 50 6 08 19 12 4 13 4 14 17 02 5 10 01.4 11 15
Fri Sep 18/Sat Sep 19 1075.8 23 25 33 18 33 19 50 4 51 6 08 19 15 4 17 5 09 17 39 2 10 49.1 7 52
Sat Sep 19/Sun Sep 20 1076.8 23 29 29 18 32 19 49 4 52 6 09 19 18 4 22 6 03 18 14 0 11 35.3 4 11
Sun Sep 20/Mon Sep 21 1077.8 23 33 26 18 30 19 47 4 52 6 09 19 20 4 26 6 56 18 47 0 12 20.5 0 21
Mon Sep 21/Tue Sep 22 1078.8 23 37 22 18 29 19 46 4 53 6 10 19 23 4 31 ..... 19 19 2 13 05.2 - 3 29
Tue Sep 22/Wed Sep 23 1079.8 23 41 19 18 28 19 45 4 54 6 11 19 25 4 36 ..... 19 52 6 13 50.0 - 7 11
Wed Sep 23/Thu Sep 24 1080.8 23 45 16 18 26 19 43 4 54 6 11 19 28 4 40 ..... 20 25 11 14 35.2 -10 37
Thu Sep 24/Fri Sep 25 1081.8 23 49 12 18 25 19 42 4 55 6 12 19 30 4 45 ..... 21 01 18 15 21.4 -13 40
Fri Sep 25/Sat Sep 26 1082.8 23 53 09 18 24 19 40 4 56 6 13 19 33 4 50 ..... 21 39 25 16 08.9 -16 12
Sat Sep 26/Sun Sep 27 1083.8 23 57 05 18 22 19 39 4 56 6 13 19 35 4 54 ..... 22 20 34 16 58.1 -18 06
Sun Sep 27/Mon Sep 28 1084.8 0 01 02 18 21 19 38 4 57 6 14 19 38 4 59 ..... 23 05 43 17 49.1 -19 15
Mon Sep 28/Tue Sep 29 1085.8 0 04 58 18 20 19 36 4 58 6 14 19 41 5 04 ..... 23 55 53 18 41.8 -19 32
Tue Sep 29/Wed Sep 30 1086.8 0 08 55 18 18 19 35 4 58 6 15 19 43 5 08 ..... 0 49 64 19 36.0 -18 51
Wed Sep 30/Thu Oct 01 1087.8 0 12 51 18 17 19 34 4 59 6 16 19 46 5 13 ..... 1 47 73 20 31.4 -17 09
***** 1998 OCTOBER *****
Calendar for Kitt Peak, west longitude (h.m.s) = 7 26 24, latitude (d.m) = 31 57.8
Note that each line lists events of one night, spanning two calendar dates. Rise/set times are given
in Mountain time ( 7 hr W), for 900 m above surroundings, in standard time all year.
Moon coords. and illum. are for local midnight, even if moon is down. Program: John Thorstensen, Dartmouth College.
Date (eve/morn) JDmid LMSTmidn ---------- Sun: --------- LST twilight: ------------- Moon: --------------
(1998 at start) (-2450000) set twi.end twi.beg rise eve morn rise set %illum RA Dec
Thu Oct 01/Fri Oct 02 1088.8 0 16 48 18 16 19 32 5 00 6 16 19 48 5 17 ..... 2 49 83 21 27.7 -14 26
Fri Oct 02/Sat Oct 03 1089.8 0 20 45 18 15 19 31 5 00 6 17 19 51 5 22 ..... 3 54 90 22 24.4 -10 48
Sat Oct 03/Sun Oct 04 1090.8 0 24 41 18 13 19 30 5 01 6 18 19 54 5 27 16 57 5 01 96 23 21.6 - 6 25
Sun Oct 04/Mon Oct 05 1091.8 0 28 38 18 12 19 28 5 02 6 18 19 56 5 31 17 39 6 09 99 0 19.2 - 1 33
Mon Oct 05/Tue Oct 06 1092.8 0 32 34 18 11 19 27 5 02 6 19 19 59 5 36 18 21 7 18 100 1 17.5 3 28
Tue Oct 06/Wed Oct 07 1093.8 0 36 31 18 09 19 26 5 03 6 20 20 02 5 40 19 04 ..... 97 2 16.6 8 14
Wed Oct 07/Thu Oct 08 1094.8 0 40 27 18 08 19 25 5 04 6 20 20 04 5 45 19 50 ..... 91 3 16.4 12 24
Thu Oct 08/Fri Oct 09 1095.8 0 44 24 18 07 19 23 5 04 6 21 20 07 5 50 20 38 ..... 82 4 16.8 15 37
Fri Oct 09/Sat Oct 10 1096.8 0 48 20 18 06 19 22 5 05 6 22 20 10 5 54 21 29 ..... 73 5 16.9 17 43
Sat Oct 10/Sun Oct 11 1097.8 0 52 17 18 05 19 21 5 06 6 22 20 13 5 59 22 23 ..... 62 6 16.1 18 38
Sun Oct 11/Mon Oct 12 1098.8 0 56 14 18 03 19 20 5 06 6 23 20 15 6 04 23 19 ..... 51 7 13.6 18 22
Mon Oct 12/Tue Oct 13 1099.8 1 00 10 18 02 19 19 5 07 6 24 20 18 6 08 0 16 ..... 41 8 08.7 17 05
Tue Oct 13/Wed Oct 14 1100.8 1 04 07 18 01 19 18 5 08 6 24 20 21 6 13 1 13 ..... 31 9 01.2 14 57
Wed Oct 14/Thu Oct 15 1101.8 1 08 03 18 00 19 16 5 08 6 25 20 24 6 17 2 09 ..... 22 9 51.3 12 08
Thu Oct 15/Fri Oct 16 1102.8 1 12 00 17 59 19 15 5 09 6 26 20 27 6 22 3 04 ..... 14 10 39.2 8 49
Fri Oct 16/Sat Oct 17 1103.8 1 15 56 17 58 19 14 5 10 6 27 20 29 6 27 3 58 16 16 8 11 25.4 5 10
Sat Oct 17/Sun Oct 18 1104.8 1 19 53 17 56 19 13 5 11 6 27 20 32 6 31 4 51 16 49 4 12 10.6 1 21
Sun Oct 18/Mon Oct 19 1105.8 1 23 49 17 55 19 12 5 11 6 28 20 35 6 36 5 44 17 21 1 12 55.1 - 2 31
Mon Oct 19/Tue Oct 20 1106.8 1 27 46 17 54 19 11 5 12 6 29 20 38 6 40 6 36 17 53 0 13 39.6 - 6 16
Tue Oct 20/Wed Oct 21 1107.8 1 31 43 17 53 19 10 5 13 6 30 20 41 6 45 7 29 18 26 1 14 24.5 - 9 48
Wed Oct 21/Thu Oct 22 1108.8 1 35 39 17 52 19 09 5 13 6 30 20 44 6 50 ..... 19 01 3 15 10.4 -12 59
Thu Oct 22/Fri Oct 23 1109.8 1 39 36 17 51 19 08 5 14 6 31 20 47 6 54 ..... 19 38 7 15 57.4 -15 40
Fri Oct 23/Sat Oct 24 1110.8 1 43 32 17 50 19 07 5 15 6 32 20 50 6 59 ..... 20 18 13 16 45.8 -17 45
Sat Oct 24/Sun Oct 25 1111.8 1 47 29 17 49 19 06 5 15 6 33 20 53 7 04 ..... 21 01 20 17 35.7 -19 06
Sun Oct 25/Mon Oct 26 1112.8 1 51 25 17 48 19 05 5 16 6 33 20 56 7 08 ..... 21 48 28 18 27.0 -19 37
Mon Oct 26/Tue Oct 27 1113.8 1 55 22 17 47 19 04 5 17 6 34 20 59 7 13 ..... 22 40 37 19 19.4 -19 15
Tue Oct 27/Wed Oct 28 1114.8 1 59 18 17 46 19 03 5 17 6 35 21 02 7 18 ..... 23 35 47 20 12.7 -17 55
Wed Oct 28/Thu Oct 29 1115.8 2 03 15 17 45 19 03 5 18 6 36 21 05 7 22 ..... 0 33 58 21 06.6 -15 38
Thu Oct 29/Fri Oct 30 1116.8 2 07 12 17 44 19 02 5 19 6 37 21 08 7 27 ..... 1 35 68 22 01.1 -12 27
Fri Oct 30/Sat Oct 31 1117.8 2 11 08 17 43 19 01 5 20 6 37 21 11 7 32 ..... 2 38 78 22 56.1 - 8 28
Sat Oct 31/Sun Nov 01 1118.8 2 15 05 17 42 19 00 5 20 6 38 21 14 7 36 ..... 3 44 87 23 51.8 - 3 52
***** 1998 NOVEMBER *****
Calendar for Kitt Peak, west longitude (h.m.s) = 7 26 24, latitude (d.m) = 31 57.8
Note that each line lists events of one night, spanning two calendar dates. Rise/set times are given
in Mountain time ( 7 hr W), for 900 m above surroundings, in standard time all year.
Moon coords. and illum. are for local midnight, even if moon is down. Program: John Thorstensen, Dartmouth College.
Date (eve/morn) JDmid LMSTmidn ---------- Sun: --------- LST twilight: ------------- Moon: --------------
(1998 at start) (-2450000) set twi.end twi.beg rise eve morn rise set %illum RA Dec
Sun Nov 01/Mon Nov 02 1119.8 2 19 01 17 41 18 59 5 21 6 39 21 17 7 41 16 10 4 52 94 0 48.7 1 05
Mon Nov 02/Tue Nov 03 1120.8 2 22 58 17 40 18 59 5 22 6 40 21 21 7 46 16 52 6 01 98 1 47.1 6 04
Tue Nov 03/Wed Nov 04 1121.8 2 26 54 17 40 18 58 5 22 6 41 21 24 7 50 17 36 7 12 100 2 47.2 10 40
Wed Nov 04/Thu Nov 05 1122.8 2 30 51 17 39 18 57 5 23 6 42 21 27 7 55 18 24 ..... 98 3 48.8 14 30
Thu Nov 05/Fri Nov 06 1123.8 2 34 47 17 38 18 56 5 24 6 42 21 30 8 00 19 15 ..... 93 4 51.2 17 15
Fri Nov 06/Sat Nov 07 1124.8 2 38 44 17 37 18 56 5 25 6 43 21 34 8 04 20 09 ..... 86 5 53.4 18 44
Sat Nov 07/Sun Nov 08 1125.8 2 42 41 17 37 18 55 5 25 6 44 21 37 8 09 21 07 ..... 77 6 54.2 18 56
Sun Nov 08/Mon Nov 09 1126.8 2 46 37 17 36 18 55 5 26 6 45 21 40 8 14 22 06 ..... 67 7 52.3 17 56
Mon Nov 09/Tue Nov 10 1127.8 2 50 34 17 35 18 54 5 27 6 46 21 44 8 18 23 05 ..... 57 8 47.5 15 57
Tue Nov 10/Wed Nov 11 1128.8 2 54 30 17 35 18 53 5 28 6 47 21 47 8 23 0 03 ..... 46 9 39.4 13 13
Wed Nov 11/Thu Nov 12 1129.8 2 58 27 17 34 18 53 5 28 6 48 21 51 8 28 0 59 ..... 37 10 28.6 9 56
Thu Nov 12/Fri Nov 13 1130.8 3 02 23 17 33 18 52 5 29 6 48 21 54 8 32 1 53 ..... 28 11 15.5 6 17
Fri Nov 13/Sat Nov 14 1131.8 3 06 20 17 33 18 52 5 30 6 49 21 57 8 37 2 47 ..... 20 12 00.9 2 27
Sat Nov 14/Sun Nov 15 1132.8 3 10 16 17 32 18 52 5 31 6 50 22 01 8 42 3 39 ..... 13 12 45.5 - 1 27
Sun Nov 15/Mon Nov 16 1133.8 3 14 13 17 32 18 51 5 31 6 51 22 04 8 46 4 32 15 56 7 13 29.8 - 5 17
Mon Nov 16/Tue Nov 17 1134.8 3 18 10 17 31 18 51 5 32 6 52 22 08 8 51 5 24 16 28 3 14 14.5 - 8 55
Tue Nov 17/Wed Nov 18 1135.8 3 22 06 17 31 18 50 5 33 6 53 22 12 8 56 6 17 17 02 1 15 00.1 -12 14
Wed Nov 18/Thu Nov 19 1136.8 3 26 03 17 30 18 50 5 34 6 54 22 15 9 01 7 10 17 38 0 15 46.9 -15 05
Thu Nov 19/Fri Nov 20 1137.8 3 29 59 17 30 18 50 5 34 6 55 22 19 9 05 8 03 18 17 1 16 35.1 -17 22
Fri Nov 20/Sat Nov 21 1138.8 3 33 56 17 29 18 49 5 35 6 55 22 23 9 10 ..... 18 59 4 17 24.8 -18 56
Sat Nov 21/Sun Nov 22 1139.8 3 37 52 17 29 18 49 5 36 6 56 22 26 9 15 ..... 19 45 9 18 15.7 -19 41
Sun Nov 22/Mon Nov 23 1140.8 3 41 49 17 29 18 49 5 37 6 57 22 30 9 19 ..... 20 35 15 19 07.6 -19 32
Mon Nov 23/Tue Nov 24 1141.8 3 45 45 17 28 18 49 5 37 6 58 22 34 9 24 ..... 21 29 22 20 00.0 -18 28
Tue Nov 24/Wed Nov 25 1142.8 3 49 42 17 28 18 49 5 38 6 59 22 37 9 29 ..... 22 25 31 20 52.6 -16 29
Wed Nov 25/Thu Nov 26 1143.8 3 53 39 17 28 18 48 5 39 7 00 22 41 9 33 ..... 23 24 41 21 45.3 -13 38
Thu Nov 26/Fri Nov 27 1144.8 3 57 35 17 28 18 48 5 40 7 01 22 45 9 38 ..... 0 25 52 22 38.0 -10 00
Fri Nov 27/Sat Nov 28 1145.8 4 01 32 17 27 18 48 5 40 7 01 22 49 9 43 ..... 1 27 63 23 31.2 - 5 45
Sat Nov 28/Sun Nov 29 1146.8 4 05 28 17 27 18 48 5 41 7 02 22 53 9 48 ..... 2 32 74 0 25.2 - 1 04
Sun Nov 29/Mon Nov 30 1147.8 4 09 25 17 27 18 48 5 42 7 03 22 57 9 52 ..... 3 38 83 1 20.7 3 48
Mon Nov 30/Tue Dec 01 1148.8 4 13 21 17 27 18 48 5 43 7 04 23 01 9 57 ..... 4 46 91 2 18.3 8 33
***** 1998 DECEMBER *****
Calendar for Kitt Peak, west longitude (h.m.s) = 7 26 24, latitude (d.m) = 31 57.8
Note that each line lists events of one night, spanning two calendar dates. Rise/set times are given
in Mountain time ( 7 hr W), for 900 m above surroundings, in standard time all year.
Moon coords. and illum. are for local midnight, even if moon is down. Program: John Thorstensen, Dartmouth College.
Date (eve/morn) JDmid LMSTmidn ---------- Sun: --------- LST twilight: ------------- Moon: --------------
(1998 at start) (-2450000) set twi.end twi.beg rise eve morn rise set %illum RA Dec
Tue Dec 01/Wed Dec 02 1149.8 4 17 18 17 27 18 48 5 43 7 05 23 05 10 02 16 10 5 55 97 3 18.1 12 48
Wed Dec 02/Thu Dec 03 1150.8 4 21 14 17 27 18 48 5 44 7 06 23 09 10 06 16 58 7 04 100 4 20.0 16 11
Thu Dec 03/Fri Dec 04 1151.8 4 25 11 17 27 18 48 5 45 7 06 23 13 10 11 17 51 8 11 99 5 23.3 18 23
Fri Dec 04/Sat Dec 05 1152.8 4 29 08 17 27 18 48 5 45 7 07 23 17 10 16 18 48 ..... 96 6 26.4 19 15
Sat Dec 05/Sun Dec 06 1153.8 4 33 04 17 27 18 49 5 46 7 08 23 21 10 20 19 48 ..... 90 7 27.9 18 47
Sun Dec 06/Mon Dec 07 1154.8 4 37 01 17 27 18 49 5 47 7 09 23 25 10 25 20 49 ..... 82 8 26.6 17 09
Mon Dec 07/Tue Dec 08 1155.8 4 40 57 17 27 18 49 5 48 7 09 23 29 10 29 21 50 ..... 73 9 21.8 14 35
Tue Dec 08/Wed Dec 09 1156.8 4 44 54 17 27 18 49 5 48 7 10 23 33 10 34 22 49 ..... 64 10 13.6 11 22
Wed Dec 09/Thu Dec 10 1157.8 4 48 50 17 27 18 49 5 49 7 11 23 37 10 39 23 45 ..... 54 11 02.5 7 42
Thu Dec 10/Fri Dec 11 1158.8 4 52 47 17 28 18 50 5 50 7 12 23 41 10 43 0 40 ..... 44 11 49.2 3 49
Fri Dec 11/Sat Dec 12 1159.8 4 56 43 17 28 18 50 5 50 7 12 23 46 10 48 1 33 ..... 35 12 34.4 - 0 09
Sat Dec 12/Sun Dec 13 1160.8 5 00 40 17 28 18 50 5 51 7 13 23 50 10 52 2 26 ..... 26 13 19.0 - 4 04
Sun Dec 13/Mon Dec 14 1161.8 5 04 37 17 28 18 50 5 51 7 14 23 54 10 57 3 18 ..... 18 14 03.6 - 7 49
Mon Dec 14/Tue Dec 15 1162.8 5 08 33 17 29 18 51 5 52 7 14 23 58 11 02 4 11 ..... 12 14 48.9 -11 16
Tue Dec 15/Wed Dec 16 1163.8 5 12 30 17 29 18 51 5 53 7 15 0 03 11 06 5 04 15 38 6 15 35.4 -14 18
Wed Dec 16/Thu Dec 17 1164.8 5 16 26 17 29 18 52 5 53 7 16 0 07 11 11 5 57 16 15 3 16 23.4 -16 47
Thu Dec 17/Fri Dec 18 1165.8 5 20 23 17 30 18 52 5 54 7 16 0 11 11 15 6 50 16 57 1 17 12.9 -18 36
Fri Dec 18/Sat Dec 19 1166.8 5 24 19 17 30 18 52 5 54 7 17 0 16 11 20 7 43 17 42 0 18 04.0 -19 36
Sat Dec 19/Sun Dec 20 1167.8 5 28 16 17 30 18 53 5 55 7 17 0 20 11 24 ..... 18 31 2 18 56.1 -19 43
Sun Dec 20/Mon Dec 21 1168.8 5 32 12 17 31 18 53 5 55 7 18 0 25 11 29 ..... 19 24 5 19 48.9 -18 53
Mon Dec 21/Tue Dec 22 1169.8 5 36 09 17 31 18 54 5 56 7 18 0 29 11 33 ..... 20 20 11 20 41.6 -17 07
Tue Dec 22/Wed Dec 23 1170.8 5 40 06 17 32 18 54 5 56 7 19 0 34 11 37 ..... 21 19 18 21 34.1 -14 28
Wed Dec 23/Thu Dec 24 1171.8 5 44 02 17 32 18 55 5 57 7 19 0 38 11 42 ..... 22 18 27 22 26.2 -11 04
Thu Dec 24/Fri Dec 25 1172.8 5 47 59 17 33 18 55 5 57 7 20 0 42 11 46 ..... 23 19 37 23 18.1 - 7 03
Fri Dec 25/Sat Dec 26 1173.8 5 51 55 17 34 18 56 5 58 7 20 0 47 11 51 ..... 0 21 47 0 10.2 - 2 35
Sat Dec 26/Sun Dec 27 1174.8 5 55 52 17 34 18 56 5 58 7 20 0 52 11 55 ..... 1 24 59 1 03.1 2 06
Sun Dec 27/Mon Dec 28 1175.8 5 59 48 17 35 18 57 5 58 7 21 0 56 11 59 ..... 2 29 70 1 57.5 6 45
Mon Dec 28/Tue Dec 29 1176.8 6 03 45 17 35 18 58 5 59 7 21 1 01 12 04 ..... 3 35 80 2 54.0 11 05
Tue Dec 29/Wed Dec 30 1177.8 6 07 41 17 36 18 58 5 59 7 21 1 05 12 08 ..... 4 42 89 3 52.9 14 47
Wed Dec 30/Thu Dec 31 1178.8 6 11 38 17 37 18 59 5 59 7 22 1 10 12 12 ..... 5 49 95 4 54.0 17 32
Thu Dec 31/Fri Jan 01 1179.8 6 15 35 17 37 19 00 6 00 7 22 1 14 12 16 16 30 6 53 99 5 56.5 19 04