VERY LONG BASELINE ARRAY OBSERVING LOG -------------------------------------- Project: BL149BF Observer: Lister, M. Project type: VLBA Obs filename: bl149bfcrd.* Date/Day: 2008NOV26/331 Ants Scheduled: SC HN NL FD LA PT KP OV BR MK =UT-Time===Comment===============================================MF#===%AD==AMD= Operator is Betty Ragan. Vclock, UT1-UTC, gps delta all OK. 0250 Begin. 0250-0251 *PT out of point. Probably a power glitch. COM 100 1 0254-0254 *PT stowed again. COM 100 0 0320 %SC raining. 0645 New Operator: Paul Padilla 0840-0842 *PT HC2 formatter error. Since the current 21522 100 2 recording rate is 512, I'm clearing it now. 1109-1120 *SC Communications lost with Mark5, recording halted 23093 100 11 Mark5 and VME rebooted. 1209-1210 *PT HC2 formatter error. 21522 100 1 1238 %SC giving "module slow" errors 1335 %KP Precipitation 1356 %KP windy 1401-1408 *OV Focus faults FRM 100 7 1417 %OV Precipitation 1440 Operator is A. Sowinski. 1445-1454 *PT Mark5 crashed, rebooted. Recording resumed 23902 100 9 on other bank after first module appeared with an error condition. Condition of data on first module is unkown. 1501 LA wea: broken clouds, dry. 1523 KP wea: overcast, fog, light rain. 1525-1526 *SC Mark5 recording switched to bank B after slow 23903 100 1 recording error on bank A. 1605 OV wea: overcast, rain. 1631-1633 *KP Windstow, repointed. WEA 100 2 1636-1637 *SC Mark5 recording stopped, was able to restart. 23903 100 1 1650-1658 *LA Antenna stowed for maint work by site tech. HWA 100 8 1709-1718 *PT Series of power glitches stowed antenna. COM 100 9 1713-1715 *SC Recording stopped due to module slow errors on 23903 100 2 NRAO+239. 1725-1729 %PT Azimuth overspeed ACU fault. ACU 100 4 1758-1816 *SC Mark5 stopped recording, same errors. 23903 100 18 1812-1816 *KP Autostow. Wind? Repointed. WEA 100 4 1911-1913 *SC Recording stopped again. 23903 100 2 1919 MK wea: scattered cirrus and cumulus. 1946-2001 *SC Recording stopped. 23903 100 15 2047-2049 *SC Recording stopped. 23903 100 2 2142-2156 *SC Recording stopped. 23903 100 14 2242-2250 *KP autostow. Power glitch. COM 100 8 2243-2245 *SC Recording stopped. 23903 100 2 2250 New operator is Betty Ragan. 2308-2317 *BR recording stopped. Not sure what happened. REC 100 9 Site tech says he had just keyed off the full module in bank b, then we lost communications. The module in A had been recording fine. PBD was rebooted, started recording again OK. 2310-2315 *SC stopped recording. 23903 100 5 2318-2324 *BR lost communications again, this time when REC 100 6 site tech tried putting a new module in B. This time I was unable to log in to reboot it. Tech hit the reset button. 2343-2344 *SC stopped recording. 23903 100 1 0000 Date is 2008NOV27/332. 0009-0011 *SC stopped recording. 23903 100 2 0029-0030 *SC stopped recording. 23903 100 1 0106-0107 *SC stopped recording. 23903 100 1 0158-0159 *SC stopped recording. 23903 100 1 0248 End. Downtime Summary: Total downtime : 149 min Percentage downtime of observing: 1.0% Average downtime per hour : 0.6 min Total scheduled observing time (# Antennas): 14380 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.