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

Statwt Summary Plot

VLASS3.2.sb45663667.eb45887130.60436.11477922453_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 6.055 5.681/6.52 6.123 ± 0.6979
ea02 1342 1342/1342 1342 ± 0 6.208 5.601/6.556 6.208 ± 0.7123
ea03 1342 1342/1342 1342 ± 0 6.137 5.473/6.726 6.171 ± 0.7116
ea04 1342 1342/1342 1342 ± 0.000008464 5.479 5.014/5.874 5.473 ± 0.5919
ea05 1342 1342/1342 1342 ± 0.00000497 5.928 5.298/6.498 5.933 ± 0.7143
ea06 1342 1342/1342 1342 ± 0.000002606 5.946 5.101/6.028 5.66 ± 0.6284
ea07 1342 1342/1342 1342 ± 0.000002999 5.914 5.314/6.309 5.914 ± 0.7169
ea08 1342 1342/1342 1342 ± 0.000003006 6.384 5.689/6.816 6.378 ± 0.6748
ea09 1342 1342/1342 1342 ± 0.00001622 5.8 5.248/6.566 5.865 ± 0.7483
ea10 1342 1342/1342 1342 ± 0.000003966 5.491 4.983/5.952 5.49 ± 0.6284
ea11 1342 1342/1342 1342 ± 0.00001127 5.449 5.204/6.287 5.623 ± 0.6986
ea12 1342 1342/1342 1342 ± 0.000002597 5.593 5.299/6.16 5.747 ± 0.6494
ea13 1342 1342/1342 1342 ± 0.00002543 6.039 5.569/6.291 5.853 ± 0.7902
ea14 1342 1342/1342 1342 ± 0.00001035 6.062 5.596/6.539 6.076 ± 0.6744
ea15 1342 1342/1342 1342 ± 0.00001828 6.094 5.613/6.67 6.147 ± 0.7972
ea16 1342 1342/1342 1342 ± 0 6.287 5.766/6.785 6.337 ± 0.7036
ea17 1342 1342/1342 1342 ± 0.000002999 6.158 5.714/6.754 6.25 ± 0.7413
ea18 1342 1342/1342 1342 ± 0.000002121 6.373 5.936/6.95 6.449 ± 0.6539
ea19 1342 1342/1342 1342 ± 0.000002151 6.084 5.446/6.564 5.966 ± 0.6661
ea20 1342 1342/1342 1342 ± 0.00001677 6.032 5.387/6.564 5.927 ± 0.6932
ea21 1342 1342/1342 1342 ± 0 5.41 5.141/5.871 5.561 ± 0.4772
ea22 1342 1342/1342 1342 ± 0.000002182 6.336 5.624/6.717 6.185 ± 0.6613
ea23 1342 1342/1342 1342 ± 0.000006697 6.072 5.498/6.418 6.046 ± 0.7639
ea24 1342 1342/1342 1342 ± 0 6.296 5.482/6.705 6.084 ± 0.6199
ea25 1342 1342/1342 1342 ± 0 6.516 5.732/7.008 6.492 ± 0.779
ea27 1342 1342/1342 1342 ± 0.000002999 5.852 5.247/6.493 5.903 ± 0.7225
ea28 1342 1342/1342 1342 ± 0 6.46 5.789/7.007 6.414 ± 0.69
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 ± 0.00002307 5.517 5.325/5.701 5.528 ± 0.2573
3 1342 1342/1342 1342 ± 0.00004411 4.696 4.537/4.943 4.745 ± 0.5118
4 1342 1342/1342 1342 ± 0.00002388 5.304 5.076/5.56 5.331 ± 0.3076
5 1342 1342/1342 1342 ± 0.00002307 5.474 5.256/5.813 5.518 ± 0.3165
6 1342 1342/1342 1342 ± 0.00002307 5.303 4.974/5.479 5.256 ± 0.317
7 1342 1342/1342 1342 ± 0.00002307 5.525 5.318/5.691 5.483 ± 0.2487
8 1342 1342/1342 1342 ± 0.00002307 5.456 5.276/5.647 5.444 ± 0.2711
9 1342 1342/1342 1342 ± 0.00002307 5.768 5.621/5.982 5.755 ± 0.2795
10 1342 1342/1342 1342 ± 0.00002307 6.265 6.085/6.325 6.193 ± 0.2508
11 1342 1342/1342 1342 ± 0.00002307 6.43 6.261/6.566 6.399 ± 0.2844
12 1342 1342/1342 1342 ± 0.00002307 6.574 6.286/6.728 6.542 ± 0.3241
13 1342 1342/1342 1342 ± 0.00002307 7.017 6.721/7.312 6.999 ± 0.3455
14 1342 1342/1342 1342 ± 0.00002307 7.247 6.98/7.487 7.2 ± 0.3708
15 1342 1342/1342 1342 ± 0.00002307 6.94 6.672/7.238 6.896 ± 0.3806
16 1342 1342/1342 1342 ± 0.00002307 6.271 6.037/6.56 6.265 ± 0.3896
17 1342 1342/1342 1342 ± 0.00002307 6.275 6.093/6.515 6.219 ± 0.3697
output_dir
 
datacolumn
residual_data
overwrite_modelcol
False
vis
VLASS3.2.sb45663667.eb45887130.60436.11477922453_split_split.ms
statwtmode
VLASS-SE
Start time
2025-08-07 04:59:55.540
End
2025-08-07 05:31:30.043
Duration
0:31:34.503
Note, WebLog generation is not included in the time.

CASA logs for stage 8