VERY LONG BASELINE ARRAY OBSERVING LOG -------------------------------------- Project: MT644 Observer: Analysts, D. Project type: TEST Obs filename: mt644crd.* Date/Day: 2006DEC01/335 Ants Scheduled: SC HN NL FD LA PT KP OV BR MK =UT-Time===Comment===============================================MF#===%AD==AMD= Operators: Paul Padilla and Heidi Gerhardt UT1-UTC ok (0.07) GPS delta < 10 us (LA at -7.4) Vclock ok (SC at -0.140) PT Mark5 has been having communication glitches. 19415 %Recent snow at LA, PT, and BR 0033 Begin 0033-0203 *BR 4cm cryo warmed and not cooling 19486 13 11 0055-0056 *PT Mark5 communications lost error. 19415 100 1 0128-0129 *PT Mark5 communications lost error. 19415 100 1 0203 End. Downtime Summary: Total downtime : 13 min Percentage downtime of observing: 1.4% Average downtime per hour : 0.9 min Total scheduled observing time (# Antennas): 900 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.