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

Statwt Summary Plot

VLASS2.1.sb38490392.eb38577577.59079.6066271412_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 5.346 5.145/6.106 5.638 ± 0.5926
ea02 1342 1342/1342 1342 ± 0.00003328 5.82 5.346/6.641 5.994 ± 0.7062
ea04 1342 1342/1342 1342 ± 0 5.403 4.965/5.832 5.444 ± 0.5752
ea05 1342 1342/1342 1342 ± 0.000001162 5.688 5.328/6.243 5.844 ± 0.6488
ea06 1342 1342/1342 1342 ± 0 5.053 4.743/5.427 5.092 ± 0.456
ea07 1342 1342/1342 1342 ± 0.00003936 5.781 5.301/6.206 5.819 ± 0.7255
ea08 1342 1342/1342 1342 ± 0.00003582 5.886 5.466/6.773 6.15 ± 0.7867
ea09 1342 1342/1342 1342 ± 0.000009409 5.702 5.211/6.212 5.794 ± 0.633
ea10 1342 1342/1342 1342 ± 0.00004258 5.55 5.113/6.408 5.699 ± 0.6894
ea11 1342 1342/1342 1342 ± 0.00001029 5.698 5.141/6.312 5.762 ± 0.7395
ea12 1342 1342/1342 1342 ± 0 5.802 5.245/6.505 5.879 ± 0.7309
ea13 1342 1342/1342 1342 ± 0.000006459 5.85 5.559/6.331 6.028 ± 0.5388
ea14 1342 1342/1342 1342 ± 0.00001851 5.68 5.269/6.521 5.926 ± 0.7065
ea15 1342 1342/1342 1342 ± 0 5.428 5.127/6.232 5.724 ± 0.6767
ea16 1342 1342/1342 1342 ± 0.00001291 5.82 5.387/6.644 6.002 ± 0.7095
ea17 1342 1342/1342 1342 ± 0.00004253 5.808 5.356/6.831 6.023 ± 0.7908
ea18 0 N/A 0 ± N/A 0 N/A 0 ± N/A
ea19 1342 1342/1342 1342 ± 0.000003285 5.91 5.566/6.607 6.153 ± 0.6791
ea20 1342 1342/1342 1342 ± 0 5.918 5.541/6.692 6.135 ± 0.757
ea21 1342 1342/1342 1342 ± 0.00001305 5.54 5.316/6.321 5.786 ± 0.6705
ea22 1342 1342/1342 1342 ± 0.00001067 5.429 5.217/6.31 5.784 ± 0.6545
ea23 1342 1342/1342 1342 ± 0.00003466 5.725 5.36/6.531 5.913 ± 0.7928
ea25 1342 1342/1342 1342 ± 0.00003089 5.497 5.149/6.204 5.684 ± 0.7191
ea26 1342 1342/1342 1342 ± 0.000004186 5.674 5.533/6.469 6.009 ± 0.5864
ea27 1342 1342/1342 1342 ± 0.00004271 5.462 5.045/6.415 5.729 ± 0.6872
ea28 1342 1342/1342 1342 ± 0.00004321 5.734 5.342/6.558 5.913 ± 0.7446
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 ± 0.00002393 5.533 5.35/5.757 5.53 ± 0.2526
5 1342 1342/1342 1342 ± 0.00002447 5.247 5.062/5.412 5.27 ± 0.2516
6 1342 1342/1342 1342 ± 0.00002393 5.304 5.201/5.467 5.32 ± 0.2356
7 1342 1342/1342 1342 ± 0.00002393 5.327 5.133/5.502 5.304 ± 0.214
8 1342 1342/1342 1342 ± 0.00002393 5.333 5.107/5.43 5.269 ± 0.2466
9 1342 1342/1342 1342 ± 0.00002393 5.541 5.383/5.753 5.525 ± 0.2729
10 1342 1342/1342 1342 ± 0.00002393 6.043 5.957/6.111 6.02 ± 0.2492
11 1342 1342/1342 1342 ± 0.00002393 6.274 6.224/6.383 6.261 ± 0.2679
12 1342 1342/1342 1342 ± 0.00002393 6.495 6.323/6.634 6.453 ± 0.3114
13 1342 1342/1342 1342 ± 0.00002393 6.911 6.801/7.127 6.901 ± 0.3235
14 1342 1342/1342 1342 ± 0.00002393 7.116 6.903/7.278 7.052 ± 0.3447
15 1342 1342/1342 1342 ± 0.00002414 6.428 6.234/6.607 6.394 ± 0.353
16 1342 1342/1342 1342 ± 0.00005782 4.975 4.721/5.216 4.981 ± 0.2923
17 1342 1342/1342 1342 ± 0.00005728 5.13 4.896/5.365 5.14 ± 0.286
overwrite_modelcol
False
datacolumn
residual_data
statwtmode
VLASS-SE
vis
VLASS2.1.sb38490392.eb38577577.59079.6066271412_split_split.ms
output_dir
 
Start time
2024-12-13 06:53:48.905
End
2024-12-13 08:02:50.999
Duration
1:09:02.094
Note, WebLog generation is not included in the time.

CASA logs for stage 8