Year = 2009
Month = January
Day = 21
Day-of-year = 021
Site = Poker_Flat
Sunrise = 19:17
Sunset = 00:44
Moonrise = None
Moonset = None
Moon_age = 25
Aurora = Quiet - Arcs clearly visible, but mostly north of zenith
Cloud = Variable, but generally good
Magnetometer = Quiet
ASC = Unknown
Digital_ASC = Ran all night, good data
MSP = Ran all night on all channels
SDI = Ran all night, good data
Comments = A clear but qiet night. SDI data look ok. Digital ASC movie is jerky because an alternating filter sequence was used.
MC