VERY LONG BASELINE ARRAY OBSERVING LOG -------------------------------------- Project: MT706 Observer: Data Analysts Project type: TEST Obs filename: mt706crd.* Date/Day: 2007FEB09/040 Ants Scheduled: SC HN NL FD LA PT KP OV BR MK =UT-Time===Comment===============================================MF#===%AD==AMD= Operator is A. Sowinski UT1-UTC correct, gps delta and vclock ok *Raining at SC. %MK gusty winds. 1055 Begin. 1056 Data rate on questionnaire is 256, Mark5's are recording at 128. 1120-1127 *LA 6cm receiver still warm. CRYO 100 7 1120-1122 *SC FRM Rotation error. FRM 100 2 1127-1130 *HN FRM Rotation error. FRM 100 3 1135-1143 *HN Rotation drive fault. FRM 100 8 1150-1158 *SC Rotation drive fault. FRM 100 8 1200-1208 *LA 6cm receiver still warm. CRYO 100 8 1226 End. Downtime Summary: Total downtime : 36 min Percentage downtime of observing: 4.0% Average downtime per hour : 2.4 min Total scheduled observing time (# Antennas): 910 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.