Year = 2001 Month = December Day = 04 Day-of-year = 338 Site = Poker Flat Sunrise = 19:34 Sunset = 23:44 Moonrise = 01:56 Moonset = 23:29 Moon_age = 19 Aurora = Quiet - Arcs clearly visible, but mostly north of zenith Cloud = Clear early, overcast later Magnetometer = Disturbed ASC = Moonup, did not run MSP = Ran all night but several channels failed VHF_radar = Good data coverage for the entire 24 hours Electrojet = Good data coverage from real-time calculations SDI = Partial coverage of good 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 data look ok. Plenty of moonlight around still, and it was a short observing run. MC 04-Dec-2001