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Observing Request Statistics: February - July 1993 (1Dec92) (from CTIO, NOAO Newsletter No. 32, 1 December 1992) 4-m Telescope # of Nights # of Requests Requested Dark Bright Dark Bright Instrument Nights % 24 6 81 20 CS/CCD 101 28.0 1 9 3 36 IRS 39 10.8 15 - 44 - PF/CCD 44 12.1 10 7 35 17 Argus 52 14.3 2 9 9 38 Ech/CCD 47 13.0 1 6 3 20 IR/Imager 23 6.3 1 - 1 - PF/Plates 1 0.3 1 1 1 3 RF-P 4 1.1 - 1 - 1 CF/CCD 1 0.3 - 2 - 5 ASCAP 5 1.4 - 2 - 5 IR/Phot 5 1.4 - 10 - 40 Visitor 40 11.1 _ __ ___ ___ ___ ____ 55 53 177 185 362 100% Now Last Semester Semester Before Last No. of requests 108 124 109 No. of nights requested 362 452 397 Oversubscription* 2.18 2.77 2.55 Average request 3.35 3.64 3.64 * 166 nights available after engineering 1.5-m Telescope # of Nights # of Requests Requested Dark Bright Dark Bright Instrument Nights % 11 2 49 7 CF/CCD 56 15.3 13 12 80 81 CS/CCD 161 44.0 1 6 6 27 Ech/CCD 33 9.0 1 6 4 29 IR/Imager 33 9.0 1 6 4 33 RF-P 37 10.1 - 3 - 13 IR/IRS 13 3.6 - 3 - 17 ASCAP 17 4.6 - 1 - 1 IR/Phot 1 0.3 - 2 - 15 Visitor 15 4.1 __ __ ___ ___ ___ ____ 27 41 143 223 366 100% Now Last Semester Semester Before Last No. of requests 68 61 59 No. of nights requested 366 324 329.5 Oversubscription* 2.09 1.91 1.97 Average request 5.38 5.31 5.59 * 175 nights available after engineering 1-m Telescope # of Nights # of Requests Requested Dark Bright Dark Bright Instrument Nights % 3 2 20 9 CS/2DF 29 17.7 5 9 36 99 ASCAP 135 82.3 _ __ __ ___ ___ ____ 8 11 56 108 164 100% No. of requests = 19 No. of nights requested = 164 Oversubscription* = 0.92 Average Request = 8.63 nights * 177 nights available after engineering 0.9-m Telescope # of Nights # of Requests Requested Dark Bright Dark Bright Instrument Nights 23 18 108 150 CF/CCD 258 No. of requests = 41 No. of nights requested = 258 Oversubscription* = 1.54 Average Request = 6.29 nights * 167 nights available after engineering Curtis Schmidt Pt:Si 1 req. for 12 nights 13.5% Plates 2 req. for 40 nights 44.9% CCD 7 req. for 37 nights 41.6% __ __ ____ 10 req. 89 nights 100% No. of requests = 10 No. of nights requested = 89 Oversubscription* = 0.49 Average request = 8.90 nights * 179 nights available 0.6-m Telescope ASCAP 4 requests for 129 nights Doug Geisler
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