VERY LONG BASELINE ARRAY OBSERVING LOG -------------------------------------- Project: BC120BQ Observer: Chatterjee, S. Project type: VLBA Obs filename: bc120bqcrd.* Date/Day: 2003SEP03/246 Ants Used: SC HN NL FD LA PT KP OV BR MK =UT-Time===Comment===============================================MF#===%AD==AMD= VCLOCK and GPS Delta check okay. UT1-UTC: -0.35 Operator is Dave Pierce. Intermittent communication problems at SC. 1223 File begins at all sites. 1223-1225 *PT Autostowed. Power bump. Repointed. COM 100 2 1330 Webcam Wea: SC,HN-Overcast, high clouds. NL,LA,BR-Clear. FD-Partly cloudy. PT,KP,OV-High broken clouds. MK-Dark. 1422-1424 *PT autostowed. COM 100 2 1424 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): 1210 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.