VERY LONG BASELINE ARRAY OBSERVING LOG -------------------------------------- Project: BB230C Observer: Brunthaler, A. Project type: VLBA Obs filename: bb230ccrd.* Date/Day: 2007APR02/092 Ants Scheduled: SC HN NL FD LA PT KP OV BR MK =UT-Time===Comment===============================================MF#===%AD==AMD= Operator is Jim Ogle. VCLOCK and gps delta checks okay. %FD has a new 7mm receiver that was just installed, FE levels may be off. %HN weather station reporting a dew point above the WEAST air temperature, pointing equation may be affected. 0931 Begin. 0931-1529 *SC 4cm RCP appears to be dead. FE 17 60 1053 %High wind gusts at MK. 1249 FD reports scattered stratocumulus clouds. 1345 New operator is Heidi Gerhardt 1529 End. Downtime Summary: Total downtime : 60 min Percentage downtime of observing: 1.7% Average downtime per hour : 1.0 min Total scheduled observing time (# Antennas): 3580 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.