Year = 1999
Month = January
Day = 10
Day-of-year = 010
Site = Poker Flat
Sunrise = 19:48
Sunset = 00:05
Moonrise = 11:27
Moonset = 21:30
Moon_age = 23
Aurora = Disturbed - Arcs reached the zenith at least once
Cloud = Clear all night
Magnetometer = Disturbed
ASC = Long moondown, ran OK
MSP = Ran all night on all channels
VHF_radar = Good data coverage for the entire 24 hours
Electrojet = Good data coverage from real-time calculations
SDI = Ran all night, good data
Bomem = No data
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 = No data
Comments = Nice SDI data - signal levels fairly weak due to it being a rather quiet night. Ionosonde ran ok all night. The wind and temperature are indicative of very quiet conditions. One brief period of enhanced auroral activity occurred around 09 UT, and there was a noticeable temperature drop accompanying it.
MC, 10-Jan-1998.