VERY LONG BASELINE ARRAY OBSERVING LOG -------------------------------------- Project: BK143 Observer: Mioduszewski, A.J. Project type: VLBA Obs filename: bk143crd.* Date/Day: 2008FEB11/042 Ants Scheduled: SC HN NL FD LA PT KP OV BR MK =UT-Time===Comment===============================================MF#===%AD==AMD= Operator is Alan Kerr WEA: all sites clear. NL at -19.0C GPSd:-4.5 MK, UT1-UTC: -0.31, vclock: OK. 0150 Begin 0150-0949 *MK out due to damage from ice storm. 22199 100 479 0150-0949 *HN out. FRM is frozen in place. 22193 100 479 0244 New operator is Betty Ragan. 0909 End at SC. 0949 End. Downtime Summary: Total downtime : 958 min Percentage downtime of observing: 20.0% Average downtime per hour : 12.0 min Total scheduled observing time (# Antennas): 4790 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.