VERY LONG BASELINE ARRAY OBSERVING LOG -------------------------------------- Project: BL150C Observer: Mioduszewski, A.J. Project type: VLBA Obs filename: bl150ccrd.* Date/Day: 2007APR19/109 Ants Scheduled: SC HN NL FD LA PT KP OV BR MK Y =UT-Time===Comment===============================================MF#===%AD==AMD= Operator is Paul Padilla GPS delta, UT1-UTC, and vclock are all ok. %HN and FD are cloudy. All other sites have fair weather 2300 Begin at all sites except Y 2300-0330 *BR out of observation due to bad EL bearing 20231 100 270 2319 Y begins 0000 Date is 2007APR20/110. 0137 SC ends 0213-0215 *PT autostowed in power glitch. COM 100 2 0241 HN ends 0319 Y ends 0330 End. Downtime Summary: Total downtime : 272 min Percentage downtime of observing: 9.2% Average downtime per hour : 5.5 min Total scheduled observing time (# Antennas): 2970 min (11) 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.