Calculate data weights based on st. dev. within each spw.

Statwt Summary Plot

VLASS2.1.sb38483282.eb38504007.59045.97679461805_split_split.ms

Plot of antenna-based weight vs. antenna or spectral window (before re-weight)

Plot of antenna-based weight vs. antenna or spectral window (after re-weight)

Statwt Summary

Summary of before/after-statwt antenna-based weights (Wi) for each antenna. The antenna-based weights are derived from the visibility WEIGHT column: WijWiWj.
Antenna Selection statwt before statwt after
Median 1st/3rd Quartile Mean ± S.Dev. Median 1st/3rd Quartile Mean ± S.Dev.
ea01 1342 1342/1342 1342 ± 0 5.467 5.314/5.882 5.635 ± 0.5198
ea02 1342 1342/1342 1342 ± 0.00001276 5.754 5.441/6.335 5.904 ± 0.6297
ea04 1342 1342/1342 1342 ± 0 5.468 5.154/5.927 5.575 ± 0.4698
ea05 1342 1342/1342 1342 ± 0 5.767 5.443/6.237 5.857 ± 0.5562
ea06 1342 1342/1342 1342 ± 0 5.48 5.062/5.861 5.481 ± 0.4558
ea07 1342 1342/1342 1342 ± 0 5.185 5.125/5.446 5.272 ± 0.2359
ea08 1342 1342/1342 1342 ± 0.00002611 5.818 5.556/6.545 6.064 ± 0.6701
ea09 1342 1342/1342 1342 ± 0 5.144 4.947/5.749 5.312 ± 0.4336
ea10 1342 1342/1342 1342 ± 0.00002955 5.156 4.946/5.905 5.373 ± 0.549
ea11 1342 1342/1342 1342 ± 0.000001739 5.72 5.344/6.271 5.827 ± 0.5551
ea13 1342 1342/1342 1342 ± 0 6.018 5.825/6.233 6.129 ± 0.4267
ea14 1342 1342/1342 1342 ± 0 5.695 5.386/6.369 5.884 ± 0.6084
ea15 1342 1342/1342 1342 ± 0 5.749 5.421/6.35 5.95 ± 0.6243
ea16 1342 1342/1342 1342 ± 0 5.971 5.589/6.393 6.1 ± 0.6279
ea17 1342 1342/1342 1342 ± 0.000004216 5.701 5.551/5.839 5.662 ± 0.215
ea18 1342 1342/1342 1342 ± 0 5.097 4.811/5.507 5.19 ± 0.5082
ea19 1342 1342/1342 1342 ± 0 5.735 5.611/5.928 5.761 ± 0.1523
ea20 1342 1342/1342 1342 ± 0 5.921 5.639/6.546 6.082 ± 0.5726
ea21 1342 1342/1342 1342 ± 0 5.607 5.449/6.193 5.828 ± 0.4929
ea22 1342 1342/1342 1342 ± 0 5.441 5.235/6.225 5.727 ± 0.6279
ea23 1342 1342/1342 1342 ± 0.000004216 5.676 5.552/6.359 5.994 ± 0.6313
ea24 1342 1342/1342 1342 ± 0 5.574 5.069/6.139 5.616 ± 0.5704
ea25 1342 1342/1342 1342 ± 0.000006201 5.521 5.339/6.122 5.727 ± 0.5447
ea26 1342 1342/1342 1342 ± 0 5.97 5.789/6.684 6.221 ± 0.6374
ea27 1342 1342/1342 1342 ± 0.000007517 5.498 5.21/5.528 5.39 ± 0.2011
ea28 1342 1342/1342 1342 ± 0.00003852 5.621 5.438/6.356 5.864 ± 0.6175
Summary of before/after-statwt antenna-based weights (Wi) for each spectral window. The antenna-based weights are derived from the visibility WEIGHT column: WijWiWj.
Spw Selection statwt before statwt after
Median 1st/3rd Quartile Mean ± S.Dev. Median 1st/3rd Quartile Mean ± S.Dev.
2 1342 1342/1342 1342 ± 0.00002368 5.525 5.346/5.671 5.492 ± 0.2682
3 1342 1342/1342 1342 ± 0.00002413 5.085 4.902/5.3 5.138 ± 0.3586
4 1342 1342/1342 1342 ± 0.00002402 5.457 5.2/5.63 5.408 ± 0.337
5 1342 1342/1342 1342 ± 0.00002368 5.434 5.215/5.601 5.404 ± 0.3
6 1342 1342/1342 1342 ± 0.00002368 5.387 5.107/5.531 5.34 ± 0.2651
7 1342 1342/1342 1342 ± 0.00002368 5.41 5.117/5.555 5.377 ± 0.262
8 1342 1342/1342 1342 ± 0.00002368 5.419 5.042/5.519 5.317 ± 0.2912
9 1342 1342/1342 1342 ± 0.00002371 5.631 5.391/5.816 5.584 ± 0.3144
10 1342 1342/1342 1342 ± 0.00002569 6.006 5.801/6.113 5.938 ± 0.3123
11 1342 1342/1342 1342 ± 0.00002569 6.22 5.884/6.33 6.152 ± 0.2966
12 1342 1342/1342 1342 ± 0.00002569 6.33 6.078/6.462 6.283 ± 0.3031
13 1342 1342/1342 1342 ± 0.00002569 6.786 6.38/6.98 6.695 ± 0.3603
14 1342 1342/1342 1342 ± 0.00002569 6.922 6.564/7.166 6.883 ± 0.3898
15 1342 1342/1342 1342 ± 0.00002569 6.653 6.303/6.846 6.54 ± 0.3931
16 1342 1342/1342 1342 ± 0.0000418 5.587 5.451/5.889 5.67 ± 0.3247
17 1342 1342/1342 1342 ± 0.00003846 5.658 5.519/6.025 5.727 ± 0.3089
vis
VLASS2.1.sb38483282.eb38504007.59045.97679461805_split_split.ms
output_dir
 
overwrite_modelcol
False
statwtmode
VLASS-SE
datacolumn
residual_data
Start time
2024-04-13 02:25:11.658
End
2024-04-13 03:14:33.802
Duration
0:49:22.145
Note, WebLog generation is not included in the time.

CASA logs for stage 7