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

Statwt Summary Plot

VLASS2.2.sb40507148.eb40987311.59548.184427245375_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 6.596 5.93/7.28 6.502 ± 0.8117
ea03 1342 1342/1342 1342 ± 0.000001574 6.259 5.469/6.911 6.108 ± 0.7741
ea04 1342 1342/1342 1342 ± 0 5.955 5.492/6.396 6.002 ± 0.6269
ea05 1342 1342/1342 1342 ± 0 6.141 5.736/7.118 6.427 ± 0.747
ea06 1342 1342/1342 1342 ± 0 6.299 5.749/6.662 6.292 ± 0.5971
ea07 1342 1342/1342 1342 ± 0 6.237 5.565/6.339 6.158 ± 0.6022
ea08 1342 1342/1342 1342 ± 0 6.768 5.781/6.966 6.538 ± 0.7336
ea09 1342 1342/1342 1342 ± 0 6.231 5.696/7.038 6.392 ± 0.7829
ea10 1342 1342/1342 1342 ± 0 6.208 5.866/7.082 6.426 ± 0.6677
ea11 1342 1342/1342 1342 ± 0.00000342 6.308 5.638/6.973 6.376 ± 0.7851
ea12 1342 1342/1342 1342 ± 0 6.435 5.88/6.919 6.5 ± 0.7041
ea13 1342 1342/1342 1342 ± 0 6.109 5.993/6.569 6.255 ± 0.5092
ea14 1342 1342/1342 1342 ± 0 6.307 5.916/7.003 6.505 ± 0.6776
ea15 1342 1342/1342 1342 ± 0 5.245 4.925/5.736 5.358 ± 0.5263
ea16 1342 1342/1342 1342 ± 0 6.494 5.961/7.066 6.54 ± 0.763
ea17 1342 1342/1342 1342 ± 0 6.67 6.12/7.562 6.842 ± 0.761
ea18 1342 1342/1342 1342 ± 0 5.288 4.953/5.695 5.317 ± 0.4894
ea19 1342 1342/1342 1342 ± 0 6.52 6.247/7.494 6.808 ± 0.7334
ea20 1342 1342/1342 1342 ± 0 6.058 5.908/7.042 6.354 ± 0.6721
ea21 1342 1342/1342 1342 ± 0 5.98 5.724/6.772 6.192 ± 0.616
ea22 1342 1342/1342 1342 ± 0 6.245 5.555/6.748 6.153 ± 0.6626
ea23 1342 1342/1342 1342 ± 0 6.15 5.962/7.044 6.529 ± 0.7373
ea24 1342 1342/1342 1342 ± 0 6.312 5.384/6.629 6.083 ± 0.6342
ea25 1342 1342/1342 1342 ± 0 6.655 5.888/6.919 6.573 ± 0.7757
ea26 1342 1342/1342 1342 ± 0 6.681 6.104/7.38 6.668 ± 0.8643
ea27 1342 1342/1342 1342 ± 0 6.307 5.819/7.15 6.437 ± 0.7461
ea28 1342 1342/1342 1342 ± 0 6.348 5.977/7.127 6.552 ± 0.7408
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 ± 0.00002305 5.861 5.62/6.025 5.823 ± 0.3502
3 1342 1342/1342 1342 ± 0.00002364 5.489 5.224/5.628 5.426 ± 0.3219
4 1342 1342/1342 1342 ± 0.00003717 5.505 5.259/5.839 5.425 ± 0.4631
5 1342 1342/1342 1342 ± 0.00002305 5.872 5.506/5.996 5.724 ± 0.3768
6 1342 1342/1342 1342 ± 0.00002305 5.784 5.514/5.965 5.736 ± 0.3111
7 1342 1342/1342 1342 ± 0.00002305 5.815 5.59/5.962 5.749 ± 0.323
8 1342 1342/1342 1342 ± 0.00002305 5.73 5.487/5.939 5.698 ± 0.3611
9 1342 1342/1342 1342 ± 0.00002305 6.106 5.804/6.305 6.008 ± 0.3671
10 1342 1342/1342 1342 ± 0.00002305 6.585 6.299/6.711 6.474 ± 0.3745
11 1342 1342/1342 1342 ± 0.00002305 6.804 6.575/7.007 6.718 ± 0.394
12 1342 1342/1342 1342 ± 0.00002305 6.935 6.634/7.084 6.867 ± 0.4483
13 1342 1342/1342 1342 ± 0.00002305 7.45 7.113/7.817 7.399 ± 0.4792
14 1342 1342/1342 1342 ± 0.00002305 7.742 7.395/7.956 7.622 ± 0.4723
15 1342 1342/1342 1342 ± 0.00002305 7.19 6.882/7.544 7.142 ± 0.4935
16 1342 1342/1342 1342 ± 0.00002305 6.31 6.149/6.804 6.417 ± 0.4893
17 1342 1342/1342 1342 ± 0.00002305 6.396 6.123/6.563 6.355 ± 0.4775
overwrite_modelcol
False
datacolumn
residual_data
statwtmode
VLASS-SE
vis
VLASS2.2.sb40507148.eb40987311.59548.184427245375_split_split.ms
output_dir
 
Start time
2025-06-07 21:14:44.498
End
2025-06-07 22:28:05.648
Duration
1:13:21.150
Note, WebLog generation is not included in the time.

CASA logs for stage 8