VERY LONG BASELINE ARRAY OBSERVING LOG -------------------------------------- Project: MT805 Observer: Data Analysts Project type: TEST Obs filename: mt805crd.* Date/Day: 2008JAN31/031 Ants Scheduled: SC HN NL FD LA PT KP OV BR MK =UT-Time===Comment===============================================MF#===%AD==AMD= Operator is Anthony Sowinski. UT1-UTC -0.30, gps delta and vclock okay. 2130 Begin. 2126 KP reports clear, none, dry. 2132 *MK Rain. 2145-2152 *HN FRM rotation motor foldback. Slow! FRM 100 7 2152-2242 %PT HC2 FIFO errors. 22522 Bob is investigating, not clearing. 2156-2158 *PT Autostow/power glitch. ACU 100 2 2229-2300 %SC FRM Rotation errors. Off by 0.1 degrees. FRM 2245 New Operator: Paul Padilla 2300 End. Downtime Summary: Total downtime : 9 min Percentage downtime of observing: 1.0% Average downtime per hour : 0.6 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.