VERY LONG BASELINE ARRAY OBSERVING LOG -------------------------------------- Project: BB225C Observer: Bartkiewicz, A. Project type: VLBA Obs filename: bb225ccrd.* Date/Day: 2006DEC14/348 Ants Scheduled: SC HN NL FD LA PT KP OV BR MK =UT-Time===Comment===============================================MF#===%AD==AMD= Operator is Jim Ogle. VCLOCK and gps delta checks okay. UT1-UTC okay. 1509 Begin. 1521 %LA reports overcast skies. 1522 %KP reports overcast high thin clouds. 1552 BR reports broken high thin clouds. 1559 %OV reports overcast skies. 1920 %BR Foggy, snow possible 1925 MK reports clear sky with easterly gusting winds 1929 %SC Formatter error. Cleared. FMTR Header Control Module #2 Error HC2 FIFO Error Backplane 1PPS Marker Detected FIFO 3 1PPS Detected FIFO 2 1PPS Detected FIFO 1 1PPS Detected 1944 *BR reports snow; system temperatures are elevated. 2133-0108 *BR put on snow avoidance mode. WEA 100 215 2219-0108 *PT on Generator power. Autostowed. COM 100 169 On duty operator: Peggy Perley 0000 Date is 2006DEC15/349. 0108 End. Downtime Summary: Total downtime : 384 min Percentage downtime of observing: 6.4% Average downtime per hour : 3.8 min Total scheduled observing time (# Antennas): 5990 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.