From observe@nrao.edu Fri Dec 22 17:08:44 2006 Date: Sat, 23 Dec 2006 00:08:27 +0000 From: VLA Operations To: pvanbusk@nrao.edu, ksowinsk@nrao.edu, vlbiobs@nrao.edu, vdhawan@aoc.nrao.edu Subject: 2006-12-22_2004_SOFTW.txt ************************************************************************ Filename: 2006-12-22_2004_SOFTW Program: SOFTW Subarray(s): 1 Observer(s): Operations Operator(s): David Midgett & Matt Gardiner Date: 12/22/2006 Configuration: C User #: 64 Decommissioned: 21 Source File(s): 811Y002 VLBI Ref. Ant: 10 Observing Mode: Phased Array VLBI Antenna Pad: CE4 Email Address: software, vlbiobs@nrao.edu, vdhawan@aoc.nrao.edu API (Atmospheric Phase Interferometer) information can be found at: http://www.vla.nrao.edu/astro/guides/api/ Adobe PDF version of this log is located at: http://www.vla.nrao.edu/operators/logs/ Visibility data is updated each day at IAT/UT midnight and is available from the online archive at: http://e2e.nrao.edu/archive/ ** Weather Information ** Time (IAT) Dew Pt Temp Wind Bar. Press API 22Dec 20:04:10 -7.6 -0.6 NE at 0.3 m/s 783.3 10.7 22Dec 21:29:07 -8.0 -0.2 N at 0.5 m/s 783.0 9.6 22Dec 22:59:44 -7.3 -0.3 SW at 0.4 m/s 783.6 8.2 Operator comments for the above weather entries 22Dec 20:04:10 Sky overcast. 22Dec 21:29:07 Sky overcast. 22Dec 22:59:44 Sky overcast. ** Visibility Tape Information ** Tape # Time of Final Record: DM0160 ** Monitor Tape Information ** Tape # File # Time of Final Record: N21506 3 23Dec 00:00:00 N21506 4 Total # of antennas used = 27 ** Operator Comments ** START TIME END TIME FORM # #ANTS DOWNTIME (in minutes) 22Dec 20:04:10 Starting program SOFTW. 22Dec 20:04:10 The band(s) used is(are): X 22Dec 20:08:30 On source J1925+2106 with all available antennas. 22Dec 20:04:10 Antenna(s) : 1 13 14 16 17 18 21 23 24 26 do not have good baseline positions determined for them because they were moved to their present location recently. Please check for any significant errors and let the Data Analysts (email - analysts@nrao.edu) know what you find. Thank you. 22Dec 20:04:10 As part of the EVLA transition plan, a new correlator controller has replaced vintage equipment and is now routinely in use. The system has been thoroughly tested but we welcome reports of problems that may be related to improper correlator behavior to analysts@nrao.edu. 22Dec 20:04:10 Software Time used for V. Dhawan's phased array test TY002. 22Dec 20:48:00 Antenna 23 phases up well during phasing scans, but during normal scans it occassionally drifts up to 150 degrees out of phase with the reference. 22Dec 21:31:30 22Dec 22:30:40 C119612 1.00 59.2 Antenna(s) 28 (Data: Lost): FRONT END Dan Mertely checking response at 19.2 GHz 22Dec 22:50:00 Your new operator is: Tom Briscoe 22Dec 23:04:00 Ran a backup on the Modcomp partition. 23Dec 0:00:00 The file actually ended 5 minutes before the next file. I ran SYSSTART in C-band for 5 minutes. End Time Total Program Time % Downtime Total Downtime (in minutes) (in minutes) 12/23/06 00:07:10 6561.0 0.9% 59.2