VERY LONG BASELINE ARRAY OBSERVING LOG -------------------------------------- Project: BC167E Observer: Cheung, C.C. Project type: VLBA Obs filename: bc167ecrd.* Date/Day: 2007AUG20/232 Ants Scheduled: SC HN NL FD LA PT KP OV BR MK =UT-Time===Comment===============================================MF#===%AD==AMD= Operator is Alan Kerr WEA: NL,KP,BR cloudy. SC precipitation. GPS-delta, UT1-UTC (-0.16), vclock ok 1747 Begin (except at MK) 1750 SC precipitation stopped. 1948 MK begins. 2004-0138 MK ellipsoid in Manual Mode (off and on) 21045 2020-2022 *PT out of point. COM 100 2 2107 %NL precipitation starting. 2115 NL precipitation stopped. 2124 %FD precipitation starting. 2145 New operator: T. Perreault 0000 Date is 2007AUG21/233. 0130 SC, HN observation ends 0138 End. Downtime Summary: Total downtime : 2 min Percentage downtime of observing: 0.0% Average downtime per hour : 0.0 min Total scheduled observing time (# Antennas): 4710 min (10) Notes: * = Entries where data was affected. % = Entries where data may have been affected. & = Entries where the site tech was called out. WEA = Weather entries. MF# = Maintenance form or major downtime category associated with a problem. %AD = The percentage of an antenna affected by a problem. AMD = Total antenna-minutes downtime for a problem. Tsys = System Temperature (TP/SP x Tcal/2) ACU = Antenna Control Unit FRM = Focus/Rotation Mount RFI = Radio Frequency Interference VME = Site control computer CB = Circuit Breaker vclock = Program that compares site clock time to a standard.