VERY LONG BASELINE ARRAY OBSERVING LOG -------------------------------------- Project: MT451 Observer: Analysts Project type: TEST Obs filename: mt451crd.* Date/Day: 2004DEC15/350 Ants Scheduled: SC HN NL FD LA PT KP OV BR MK =UT-Time===Comment===============================================MF#===%AD==AMD= Operator is Brian Willard. LA writing MkV, VSN NRAO-023, Bank A. PT writing MkV, VSN NRAO-059, Bank B. WEA: recent rain SC. GPS delta all less than 10 microseconds. UT1-UTC values all -0.50. Vclock values all good. 0934 Begin test, all antennae on source. 0942 FD: bad readbacks tracks 14,16,18, drive 1. All other readbacks OK. 0958 FD: bad readbacks tracks 14,16,18, drive 1. All other readbacks OK. 1014 Same readbacks as above. 1030 Same readbacks as above. 1038 Same readbacks as above. 1054 Same readbacks as above. 1104 End. Downtime Summary: Total downtime : 0 min Percentage downtime of observing: 0.0% Average downtime per hour : 0.0 min Total scheduled observing time (# Antennas): 900 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.