VERY LONG BASELINE ARRAY OBSERVING LOG -------------------------------------- Project: BB155 Observer: G. Ball Project type: VLBA Obs filename: bb155crd.* Date/Day: 2003APR12/102 Ants Used: SC HN NL FD LA PT KP OV BR MK GB EB =UT-Time===Comment===============================================MF#===%AD==AMD= Operator is Paul Dyer. VCLOCK and GPS Delta check ok except at NL, which is broke. 0020 Begin at all sites except MK, which joins later. 0020-1325 *NL Antenna is not useable. The 500 MHz LO transmitte 11275 100 785 is unlocked due to low vlotage from the +15V power supply in the C-rack. There is no good 500 MHz round trip phase data, astronomical data would be affected Antenna removed from observing at the direction of the VLBA Operations Supervisor. 0020 WEA: Web cams show: SC and HN are dark. LA, BR and MK are mostly cloudy. All others are clear. 0020 *OV WEA: Wind gusts > 35 mph. 0026 All tape readbacks check ok. 0038 *HN WEA: Raining. 0126 All tape readbacks check ok. 0210 All tape readbacks check ok. 0226 All tape readbacks check ok. 0310 All tape readbacks check ok. 0410 All tape readbacks check ok. 0420 MK Begin file. 0426 All tape readbacks check ok. 0510 All tape readbacks check ok. 0526 All tape readbacks check ok. 0545 New operator Cyrus M Reed. 0611 All readbacks OK (except MK - none scheduled). 0626 All readbacks OK. 0710 All readbacks OK. 0726 All readbacks OK. 0811 All readbacks OK (except KP - none scheduled). 0826 All readbacks OK. 0910 All readbacks OK. 0926 All readbacks OK. 1011 All readbacks OK. 1025 SC finished observing. 1040-1055 NETMON on jansky hung. Restarting. 1110 All readbacks OK. 1126 All readbacks OK. 1211 All readbacks OK. 1226 All readbacks OK. 1311 All readbacks OK. 1325 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