Year = 2001 Month = November Day = 20 Day-of-year = 324 Site = Poker Flat Sunrise = 18:47 Sunset = 00:22 Moonrise = 00:26 Moonset = 03:12 Moon_age = 4 Aurora = Disturbed - Arcs reached the zenith for significant periods Cloud = Extremely clear all night Magnetometer = Disturbed ASC = Long moondown, ran OK MSP = Ran all night but 6300 channel failed VHF_radar = Good data coverage for the entire 24 hours Electrojet = Good data coverage from real-time calculations SDI = Ran all night, very good and very interesting data Bomem = Unknown MSG = Unknown Trailer = Unknown UW_FPI = Unknown CRL_NF_FPI = Unknown CRL_AS_FPI = Unknown Stratosperic_lidar = Unknown Rayleigh_lidar = Unknown Resonance_lidar = Unknown Ebert = Unknown Comments = SDI winds look weak and confused after magnetic midnight. However, the sky was clear and the SNR of the SDI sprectra was ok, so this probably what really happened in the thermosphere. MC, 20-Nov-2001.