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

Statwt Summary Plot

VLASS3.2.sb45483556.eb45792768.60431.950518831014_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 5.528 5.374/6.199 5.737 ± 0.536
ea02 1342 1342/1342 1342 ± 0 6.16 5.741/6.522 6.271 ± 0.6012
ea03 1342 1342/1342 1342 ± 0 6.268 5.495/6.787 6.24 ± 0.7006
ea04 1342 1342/1342 1342 ± 0.00002867 5.623 5.312/6.203 5.758 ± 0.5486
ea05 1342 1342/1342 1342 ± 0.00002724 5.726 5.443/6.648 5.965 ± 0.6503
ea06 1342 1342/1342 1342 ± 0 5.951 5.149/6.126 5.823 ± 0.6218
ea07 1342 1342/1342 1342 ± 0 5.968 5.298/6.358 5.988 ± 0.7029
ea08 1342 1342/1342 1342 ± 0 6.266 5.751/6.932 6.448 ± 0.6633
ea09 1342 1342/1342 1342 ± 0.000005043 5.56 5.207/6.479 5.737 ± 0.6521
ea10 1342 1342/1342 1342 ± 0 5.459 5.221/6.147 5.629 ± 0.5611
ea11 1342 1342/1342 1342 ± 0.00004161 5.411 5.007/6.264 5.638 ± 0.648
ea12 1342 1342/1342 1342 ± 0.00003507 5.565 5.441/6.357 5.875 ± 0.5757
ea13 1342 1342/1342 1342 ± 0 5.909 5.69/6.549 6.086 ± 0.6612
ea14 1342 1342/1342 1342 ± 0.000001266 5.934 5.691/6.711 6.204 ± 0.5958
ea15 1342 1342/1342 1342 ± 0.0000365 5.879 5.598/6.707 6.138 ± 0.7268
ea17 1342 1342/1342 1342 ± 0 6.277 5.847/7.13 6.386 ± 0.6881
ea18 1342 1342/1342 1342 ± 0 6.483 5.925/7.204 6.499 ± 0.6996
ea19 1342 1342/1342 1342 ± 0.00003113 5.816 5.471/6.589 6.052 ± 0.6002
ea20 1342 1342/1342 1342 ± 0 5.872 5.671/6.783 6.113 ± 0.6426
ea21 1342 1342/1342 1342 ± 0 5.342 5.088/5.955 5.559 ± 0.5126
ea22 1342 1342/1342 1342 ± 0 6.422 6.098/7.028 6.584 ± 0.6486
ea23 1342 1342/1342 1342 ± 0 5.691 5.482/6.344 5.993 ± 0.6436
ea24 1342 1342/1342 1342 ± 0 5.925 5.406/6.71 5.996 ± 0.6522
ea25 1342 1342/1342 1342 ± 0 6.508 5.736/6.958 6.511 ± 0.7845
ea28 1342 1342/1342 1342 ± 0 6.013 5.777/7.086 6.345 ± 0.6631
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 ± 0.00002406 5.596 5.345/5.74 5.545 ± 0.2825
4 1342 1342/1342 1342 ± 0.00002922 5.133 4.931/5.349 5.167 ± 0.3544
5 1342 1342/1342 1342 ± 0.00002406 5.435 5.278/5.635 5.473 ± 0.2872
6 1342 1342/1342 1342 ± 0.00002406 5.453 5.24/5.687 5.446 ± 0.2907
7 1342 1342/1342 1342 ± 0.00002406 5.512 5.396/5.71 5.514 ± 0.2585
8 1342 1342/1342 1342 ± 0.00002406 5.491 5.267/5.675 5.456 ± 0.278
9 1342 1342/1342 1342 ± 0.00002406 5.734 5.584/5.985 5.771 ± 0.3014
10 1342 1342/1342 1342 ± 0.00002392 6.273 6.074/6.445 6.232 ± 0.2756
11 1342 1342/1342 1342 ± 0.00002392 6.467 6.19/6.656 6.441 ± 0.3009
12 1342 1342/1342 1342 ± 0.00002392 6.59 6.342/6.792 6.591 ± 0.3434
13 1342 1342/1342 1342 ± 0.00002392 7.088 6.742/7.364 7.043 ± 0.3547
14 1342 1342/1342 1342 ± 0.00002392 7.216 6.862/7.428 7.17 ± 0.4015
15 1342 1342/1342 1342 ± 0.00002392 6.911 6.643/7.185 6.888 ± 0.366
16 1342 1342/1342 1342 ± 0.00004549 5.88 5.661/6.377 5.967 ± 0.4335
17 1342 1342/1342 1342 ± 0.00004954 5.82 5.563/6.133 5.825 ± 0.3884
statwtmode
VLASS-SE
datacolumn
residual_data
overwrite_modelcol
False
output_dir
 
vis
VLASS3.2.sb45483556.eb45792768.60431.950518831014_split_split.ms
Start time
2025-07-19 09:55:18.570
End
2025-07-19 10:45:30.700
Duration
0:50:12.130
Note, WebLog generation is not included in the time.

CASA logs for stage 8