VERY LONG BASELINE ARRAY OBSERVING LOG -------------------------------------- Project: BC123AV Observer: S. Chatterjee Project type: VLBA Obs filename: bc123avcrd.* Date/Day: 2002NOV21/325 Ants Used: SC HN NL FD LA PT KP OV BR MK =UT-Time===Comment===============================================MF#===%AD==AMD= Operator is Paul Dyer. VCLOCK is ok. SC is -0.612, but ping=1.660. Weather cams show HN, NL, and Brewster Cloudy. Other sites clear to partly cloudy. 1640 Begin at all sites 1640 *HN WEA: Some snow and ice in the antenna. Tech says ok to point. 1640-1644 *SC Site tech needs to change cryo state. CRYO 100 4 1646-1647 *HN Put antenna in standby briefly to clear ACU 100 1 an EL #2 armature overcurrent error. 1653-1654 *HN Put antenna in standby briefly to clear ACU 100 1 an EL #2 armature overcurrent error. 1648 All readbacks ok. 1701-1702 *HN Put antenna in standby briefly to clear ACU 100 1 an EL #2 armature overcurrent error. 1706-1710 *HN Put antenna in standby briefly to clear ACU 100 4 an EL #2 armature overcurrent error. 1712-1841 *HN EL #2 armature overcurrent error. Site WEA 100 89 Tech will try to melt snow by tracking sun. 1841 End. 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 = TP/SP x Tcal/2