Velocity (V) and Intensity (I) power spectra, phase
difference and
coherence for 61 days (97 Apr. 12-97 June 12) rotation corrected
m-average MDI data
corresponding to l=50
Velocity (V) and Intensity (I) power spectra, phase
difference and
coherence for 9 GONG months (96 Oct. 28-97 Sept. 16) rotation corrected
m-average MDI data
corresponding to l=50