VERY LONG BASELINE ARRAY OBSERVING LOG -------------------------------------- Project: MT747 Observer: Analysts, Data Project type: TEST Obs filename: mt747crd.* Date/Day: 2007DEC14/348 Ants Scheduled: HN NL FD LA PT KP OV BR MK =UT-Time===Comment===============================================MF#===%AD==AMD= Operator is Heidi Gerhardt GPS delta, UT1-UTC (-0.26), vclock ok WEA: BR, HN, PT, LA chance of snow 2059 Begin 2059-2229 *NL out due to frozen subreflector rotation 21889 100 90 2229 End. Downtime Summary: Total downtime : 90 min Percentage downtime of observing: 11.1% Average downtime per hour : 6.7 min Total scheduled observing time (# Antennas): 810 min (9) 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.