VERY LONG BASELINE ARRAY OBSERVING LOG -------------------------------------- Project: MT402 Observer: Analysts, Data Project type: TEST Obs filename: mt402crd.* Date/Day: 2004JAN14/014 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: -0.40 0753 File begins. 0801 Readbacks are okay. 0810-0818 MK Taking RFI at 13cm. INT 6 7 0817 Readbacks are okay. 0833 NL Bad readback on track 18, drive #1. All other site readbacks are okay. 0849 Readbacks are okay. 0858 Readbacks are okay. 0913 Readbacks are okay. 0915-0916 HN Focus motor foldback error on 90/50cm scan. FRM 100 1 Did a master clear and refreshed scan. 0923 End. Downtime Summary: Total downtime : 8 min Percentage downtime of observing: 0.9% Average downtime per hour : 0.5 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.