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

Statwt Summary Plot

VLASS3.2.sb45657603.eb46099145.60450.330123067135_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 6.362 5.855/6.731 6.279 ± 0.7249
ea02 1342 1342/1342 1342 ± 0 6.435 5.667/6.723 6.273 ± 0.7616
ea03 1342 1342/1342 1342 ± 0.0000232 5.998 5.456/6.686 6.109 ± 0.815
ea04 1342 1342/1342 1342 ± 0 5.651 5.164/6.138 5.667 ± 0.6839
ea05 1342 1342/1342 1342 ± 0 6.121 5.576/6.789 6.103 ± 0.7512
ea06 1342 1342/1342 1342 ± 0 5.942 5.248/6.313 5.824 ± 0.8089
ea07 1342 1342/1342 1342 ± 0 6.089 5.49/6.732 6.127 ± 0.7978
ea08 1342 1342/1342 1342 ± 0 6.635 5.825/7.021 6.547 ± 0.7556
ea09 1342 1342/1342 1342 ± 0 5.772 5.296/6.38 5.797 ± 0.862
ea10 1342 1342/1342 1342 ± 0 5.888 5.287/6.302 5.806 ± 0.7531
ea11 1342 1342/1342 1342 ± 0 5.775 5.481/6.614 5.919 ± 0.7994
ea12 1342 1342/1342 1342 ± 0 5.635 5.318/6.308 5.819 ± 0.7134
ea13 1342 1342/1342 1342 ± 0 6.159 5.611/6.454 5.98 ± 0.8859
ea14 1342 1342/1342 1342 ± 0 6.087 5.768/6.723 6.197 ± 0.7696
ea15 1342 1342/1342 1342 ± 0 6.813 6.539/7.475 6.984 ± 0.4996
ea17 1342 1342/1342 1342 ± 0 6.311 5.914/7.102 6.455 ± 0.819
ea18 1342 1342/1342 1342 ± 0 6.404 5.849/7.061 6.495 ± 0.7319
ea19 1342 1342/1342 1342 ± 0 5.999 5.623/6.687 6.091 ± 0.7959
ea20 1342 1342/1342 1342 ± 0 6.423 6.016/7.159 6.59 ± 0.7248
ea21 1342 1342/1342 1342 ± 0 5.526 5.223/6.072 5.641 ± 0.5886
ea22 1342 1342/1342 1342 ± 0 6.14 5.612/6.634 6.153 ± 0.6915
ea23 1342 1342/1342 1342 ± 0 6.243 5.672/6.55 6.165 ± 0.8288
ea24 1342 1342/1342 1342 ± 0 6.303 5.366/6.694 6.05 ± 0.6676
ea25 1342 1342/1342 1342 ± 0 6.671 5.802/7.127 6.598 ± 0.8506
ea27 1342 1342/1342 1342 ± 0 5.741 5.262/6.486 5.774 ± 0.8005
ea28 1342 1342/1342 1342 ± 0 6.352 5.904/7.044 6.504 ± 0.7281
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 ± 0.00002392 5.58 5.356/5.74 5.584 ± 0.236
3 1342 1342/1342 1342 ± 0.00002479 4.436 4.114/4.734 4.454 ± 0.5965
4 1342 1342/1342 1342 ± 0.0000251 5.428 5.136/5.672 5.415 ± 0.3266
5 1342 1342/1342 1342 ± 0.00002392 5.626 5.286/5.838 5.599 ± 0.2913
6 1342 1342/1342 1342 ± 0.00002392 5.608 5.37/5.8 5.566 ± 0.2758
7 1342 1342/1342 1342 ± 0.00002392 5.652 5.488/5.829 5.638 ± 0.2464
8 1342 1342/1342 1342 ± 0.00002392 5.549 5.314/5.8 5.562 ± 0.3003
9 1342 1342/1342 1342 ± 0.00002392 5.838 5.699/6.101 5.869 ± 0.2918
10 1342 1342/1342 1342 ± 0.00002348 6.383 6.229/6.487 6.357 ± 0.275
11 1342 1342/1342 1342 ± 0.00002348 6.553 6.364/6.748 6.576 ± 0.274
12 1342 1342/1342 1342 ± 0.00002348 6.713 6.494/6.841 6.709 ± 0.3177
13 1342 1342/1342 1342 ± 0.00002348 7.198 6.879/7.526 7.201 ± 0.3524
14 1342 1342/1342 1342 ± 0.00002348 7.336 7.066/7.716 7.375 ± 0.3699
15 1342 1342/1342 1342 ± 0.00002348 7.164 6.78/7.391 7.078 ± 0.3628
16 1342 1342/1342 1342 ± 0.00002348 6.384 6.11/6.731 6.425 ± 0.399
17 1342 1342/1342 1342 ± 0.00002348 6.387 6.109/6.634 6.357 ± 0.3918
overwrite_modelcol
False
output_dir
 
datacolumn
residual_data
vis
VLASS3.2.sb45657603.eb46099145.60450.330123067135_split_split.ms
statwtmode
VLASS-SE
Start time
2025-07-31 01:22:26.409
End
2025-07-31 02:12:31.110
Duration
0:50:04.701
Note, WebLog generation is not included in the time.

CASA logs for stage 8