VERY LONG BASELINE ARRAY OBSERVING LOG -------------------------------------- Project: MT516 Observer: Data Analysts Project type: TEST Obs filename: mt516crd.* Date/Day: 2005APR19/109 Ants Scheduled: HN NL FD LA PT KP OV BR MK =UT-Time===Comment===============================================MF#===%AD==AMD= Operator is Jim Ogle. LA writing to Mk5 disc pack NRAO-046 in bank A. KP writing to Mk5 disc pack JIVE-014 in bank B. %(Problems developed with the pack in KP bank A so previous operator switched recording over to the JIVE pack.) %High wind gusts at KP. 1022 Begin. 1029 Readbacks okay. 1045 Readbacks okay. 1053-1101 *BR 4cm receiver warm. CRYO 100 8 1101 Readbacks okay. 1126 Readbacks okay. 1142 Readbacks okay. 1142 %BR focus position error; it's the 90/50cm scan though so data isn't really affected. 1152 End. Downtime Summary: Total downtime : 8 min Percentage downtime of observing: 1.0% Average downtime per hour : 0.6 min Total scheduled observing time (# Antennas): 810 min (9) 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.