VERY LONG BASELINE ARRAY OBSERVING LOG -------------------------------------- Project: BK113E Observer: Kemball, A.J. Project type: VLBA Obs filename: bk113ecrd.* Date/Day: 2005FEB12/043 Ants Scheduled: HN NL FD LA PT KP OV BR MK Y =UT-Time===Comment===============================================MF#===%AD==AMD= 0458 Begin file. HN, Y join later VCLOCK check ok. MK at 0.094 UT1-UTC check ok (-0.53) LA recording Mark V bank A disc pack NRAO-045 KP recording Mark V bank A disc pack NRAO-023 Operator: T. Perreault 0458 %LA wea: raining, seeing elevated system WEA temperatures 0458 %KP wea: raining, seeing elevated system WEA temperatures 0500 Y joins, writing on tape CMVA0021 (tape VSN is not showing up on VLDIS). 0500-1100 %Y BBC2 total power just slightly out of range. BBC 5 18 0511-0516 *PT autostowed. Power glitch. Repointed. COM 100 5 0518 Readback check ok 0545 HN joins 0555 MK readback check ok 0622 Readback check ok 0638 New operator is Jim Ogle. 0647 Readbacks okay. 0751 Readbacks okay. 0800 Readbacks okay. 0819 %Raining at PT, elevated system temps. WEA 0829 Readbacks okay. 0922 Readbacks okay. 0930 Readbacks okay. 0958 Readbacks okay. 1015 %High wind gusts at KP. 1052 Readbacks okay. 1100 End. Downtime Summary: Total downtime : 23 min Percentage downtime of observing: 0.6% Average downtime per hour : 0.4 min Total scheduled observing time (# Antennas): 3620 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.