VERY LONG BASELINE ARRAY OBSERVING LOG -------------------------------------- Project: BC120EN Observer: Chatterjee, S. Project type: VLBA Obs filename: bc120encrd.* Date/Day: 2004JUN04/156 Ants Scheduled: SC HN NL FD LA PT KP OV BR MK =UT-Time===Comment===============================================MF#===%AD==AMD= Operator is Dave Pierce. VCLOCK and GPS Delta check okay. UT1-UTC: -0.47 1019 File begins at all sites. 1055 WebCam Weather Update: SC - Partly cloudy, scattered cumulus. HN - Clear. NL - Mostly cloudy, altocumulus. Other sites are dark. 1150-1151 *PT Autostowed. Probable power bump. Repointed. COM 100 1 1205 WebCam Weather Update: FD - High thin clouds. LA,PT,KP,OV,BR - Clear. MK - Still dark. 1219 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.