VERY LONG BASELINE ARRAY OBSERVING LOG -------------------------------------- Project: BC120CM Observer: Chatterjee, S. Project type: VLBA Obs filename: bc120cmcrd.* Date/Day: 2003NOV30/334 Ants Used: SC HN NL FD LA PT KP OV BR MK =UT-Time===Comment===============================================MF#===%AD==AMD= Operator is Cyrus M Reed. VCLOCK and GPS DELTA OK. UT1-UTC OK (-0.38). WEA: Cloud cover via webcam unavailable; WEA: night at all sites. WEA: Precipitation at SC, all other sites dry. 0637 Begin observing. All antennas on source. 0639-0640 *FD EL brake fault. Dis/enabled axis to clear. ACU 100 1 0702 %MK WEA: Precipitation. 0742-0805 *BR Communications down. COMM 0805 %BR on dial backup. 0837 End. Downtime Summary: Total downtime : 1 min Percentage downtime of observing: 0.1% Average downtime per hour : 0.1 min Total scheduled observing time (# Antennas): 1200 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.