VERY LONG BASELINE ARRAY OBSERVING LOG -------------------------------------- Project: TO002 Observer: Brisken,W. Project type: TEST Obs filename: to002crd.* Date/Day: 2005AUG13/225 Ants Scheduled: SC HN NL FD LA PT KP OV BR MK =UT-Time===Comment===============================================MF#===%AD==AMD= Operator is Brian Willard. Vclock, UT1-UTC, GPS delta values nominal. HN writing MkV, VSN JIVE-014, Bank B. FD writing MkV, VSN NRAO-088, Bank A. LA writing MkV, VSN NRAO-055, Bank B. PT writing MkV, VSN NRAO-081, Bank A. KP writing MkV, VSN NRAO-064, Bank A. MK writing MkV, VSN NRAO-128, Bank B. WEA: Cloudy, recent rain NL,HN,SC,FD,LA,PT. Clear MK,BR,KP. Broken clouds OV. 1759 Begin, all antennae but MK on source. 1812 Begin MK. 1826 *OV: bad readback track 5, drive 2. All others ok. 1831 All readbacks ok. 1907 WEA: rain FD. 2047-2100 *KP: power glitch autostow, repointed. COM 100 13 2057-2112 *FD: power glitch autostow, repointed. COM 100 15 2214 Readbacks ok. 2237-2258 *PT: power glitch autostow, repointed. COM 100 21 2256 LA writing MkV, VSN 012, Bank B. 0000 Date is 2005AUG14/226. 0008 WEA: overcast OV. 0013 Readbacks good SC. 0020-0021 *NL: clearing EL overcurrent. ACU 100 1 0032-0057 *PT: power glitch autostow, repointed. COM 100 25 0044-0236 *NL: stowed for ACU overcurrent that won't clear. 16690 100 112 &Site tech called out. 0057 Readbacks good SC. 0102-0124 *FD: power glitch autostow, repointed. COM 100 22 0134-0142 *FD: power glitch autostow, repointed. COM 100 8 0141 New operator is Jim Ogle. 0143-0146 *FD autostowed again. COM 100 3 0212 *Raining at LA. 0233 Readbacks okay. 0248 End. Downtime Summary: Total downtime : 220 min Percentage downtime of observing: 4.2% Average downtime per hour : 2.5 min Total scheduled observing time (# Antennas): 5290 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.