VERY LONG BASELINE ARRAY OBSERVING LOG -------------------------------------- Project: BC120BR Observer: Chatterjee, S. Project type: VLBA Obs filename: bc120brcrd.* Date/Day: 2003SEP08/251 Ants Used: SC HN NL FD LA PT KP OV BR MK =UT-Time===Comment===============================================MF#===%AD==AMD= 0504 Begin file. VCLOCK check ok. MK at -0.440 (ping 1.179 seconds) UT1-UTC check ok GPS delta < 10 us Operator: T. Perreault 0654-0658 *MK autostowed. Power glitch. Repointed. COM 100 4 0706 End. Downtime Summary: Total downtime : 4 min Percentage downtime of observing: 0.3% Average downtime per hour : 0.2 min Total scheduled observing time (# Antennas): 1220 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.