AUG027

General Comments

All three antenna having the following error intermittently: “Antenna outside nominal tracking tolerance of 0.0045 degrees, current tolerance 0.0100.” Hb and Ke are windy, Yg not so much. Wiki states this is most likely due to the dish trying to compensate for the wind gusts. (AK)
disk_pos is lagging on all stations by varying amounts. The amounts are logged in the checklists. (AK)

Hobart 12m:

Disk VSN:HOB+0120

Data volume at beginning: 5730 GB

1400UT Experiment started OK (JS)
0020UT Tracking outside tolreance messages in eremote control. Accordign to the wiki this happens on windy days, keeping an eye on this. (AK)
0022UT Wind stow activated (00:22:18)
0027UT Wind stow released (00:27:31). Scans affected 250-0023 through to 250-0027. (AK)
0157UT Auto-stow sequencing from 01:57:24 to 02:03:05. Scans affected 250-0157 to 250-0202
0210UT Auto-stow sequencing 02:10:59 to 02:16:09. Scans affected 250-0210 to 250-0215
0310UT Auto-stow sequencing 03:10:23 to 03:34:54. Scans affected 250-0311 to 250-0334
0335UT Auto-stow sequencing 03:35:54 to 03:55:13. Scans affected 250-0335 to 250-0354
0356UT Auto-stow sequencing 03:56:20 to 04:01:57. Scans affected 250-0356 to 250-0401
0404UT Auto-stow sequencing 04:04:28 to 04:23:00. Scans affected 250-0403 to 250-0422.
0650 UT disk_pos lagging by at approx 20 Gb at last check. (AK)
Final disc pos 56 GB behind schedule (Ellen)

Katherine 12m:

Disk VSN:HOB+0051

Data volume at beginning: 0 GB

Yarragadee 12m:

Disk VSN: USN+0225

Data volume at beginning: 0 GB

1400UT Experiment started OK (JS)
2059UT WARNING: error ib -4 gpib device time-out on response c1. Both clkoff and maserdelay are responsive, nothing seems wrong. (AK)
0040UT disk_pos is lagging by approx 60 gb. (AK)
0650 UT disk_pos lagging by approx 100 Gb at last check. (AK)
Final disc pos 143 GB behind schedule (Ellen)