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

Statwt Summary Plot

VLASS3.2.sb45620914.eb45877486.60435.49343803241_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 6.144 5.519/6.529 5.982 ± 0.8117
ea02 1342 1342/1342 1342 ± 0.00001442 6.159 5.513/6.407 6.056 ± 0.7191
ea03 1342 1342/1342 1342 ± 0 6.116 5.417/6.745 6.112 ± 0.7464
ea04 1342 1342/1342 1342 ± 0 5.447 4.997/5.948 5.436 ± 0.728
ea05 1342 1342/1342 1342 ± 0 5.787 5.291/6.462 5.83 ± 0.7899
ea06 1342 1342/1342 1342 ± 0 5.913 5.108/6.161 5.768 ± 0.6685
ea07 1342 1342/1342 1342 ± 0 5.885 5.18/6.323 5.844 ± 0.8046
ea08 1342 1342/1342 1342 ± 0 6.383 5.663/6.818 6.331 ± 0.7251
ea09 1342 1342/1342 1342 ± 0 5.683 5.149/6.403 5.777 ± 0.6506
ea10 1342 1342/1342 1342 ± 0 5.531 5.022/6.034 5.482 ± 0.7413
ea11 1342 1342/1342 1342 ± 0 5.344 5.057/6.194 5.489 ± 0.7776
ea13 1342 1342/1342 1342 ± 0 6.066 5.501/6.353 5.992 ± 0.5768
ea14 1342 1342/1342 1342 ± 0 5.921 5.498/6.536 5.928 ± 0.8304
ea15 1342 1342/1342 1342 ± 0.000001586 6.231 5.619/6.65 6.211 ± 0.695
ea16 1342 1342/1342 1342 ± 0 6.232 5.677/6.764 6.24 ± 0.704
ea17 1342 1342/1342 1342 ± 0 6.255 5.704/7.091 6.235 ± 0.862
ea18 1342 1342/1342 1342 ± 0 6.409 5.922/7.036 6.515 ± 0.7103
ea19 1342 1342/1342 1342 ± 0 5.829 5.418/6.483 5.891 ± 0.7888
ea20 1342 1342/1342 1342 ± 0 5.902 5.453/6.375 5.939 ± 0.7331
ea21 1342 1342/1342 1342 ± 0 5.589 5.182/6.079 5.651 ± 0.5394
ea22 1342 1342/1342 1342 ± 0 6.227 5.535/6.659 6.206 ± 0.7061
ea23 1342 1342/1342 1342 ± 0 6.022 5.435/6.376 5.93 ± 0.8998
ea24 1342 1342/1342 1342 ± 0 6.096 5.357/6.494 5.913 ± 0.5969
ea25 1342 1342/1342 1342 ± 0 6.586 5.756/7.045 6.552 ± 0.8433
ea27 1342 1342/1342 1342 ± 0 5.802 5.331/6.504 5.854 ± 0.6871
ea28 1342 1342/1342 1342 ± 0 6.346 5.725/6.969 6.35 ± 0.6493
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 ± 0.00002351 5.473 5.288/5.627 5.482 ± 0.2423
3 1342 1342/1342 1342 ± 0.00003025 4.196 3.674/4.457 4.267 ± 0.7037
4 1342 1342/1342 1342 ± 0.00002404 5.106 4.926/5.445 5.194 ± 0.3225
5 1342 1342/1342 1342 ± 0.00002349 5.302 5.073/5.544 5.307 ± 0.3083
6 1342 1342/1342 1342 ± 0.00002349 5.398 5.177/5.59 5.403 ± 0.2985
7 1342 1342/1342 1342 ± 0.00002349 5.48 5.298/5.651 5.462 ± 0.2494
8 1342 1342/1342 1342 ± 0.00002349 5.419 5.201/5.617 5.414 ± 0.2738
9 1342 1342/1342 1342 ± 0.00002349 5.69 5.616/5.92 5.736 ± 0.2832
10 1342 1342/1342 1342 ± 0.00002349 6.217 6.105/6.322 6.196 ± 0.2531
11 1342 1342/1342 1342 ± 0.00002349 6.4 6.207/6.58 6.402 ± 0.267
12 1342 1342/1342 1342 ± 0.00002349 6.541 6.328/6.767 6.556 ± 0.3229
13 1342 1342/1342 1342 ± 0.00002349 7.004 6.734/7.234 6.99 ± 0.3414
14 1342 1342/1342 1342 ± 0.00002349 7.225 6.954/7.468 7.19 ± 0.3648
15 1342 1342/1342 1342 ± 0.00002349 6.846 6.642/7.196 6.887 ± 0.3738
16 1342 1342/1342 1342 ± 0.00002349 6.18 5.919/6.477 6.221 ± 0.4145
17 1342 1342/1342 1342 ± 0.00002349 6.207 5.994/6.414 6.202 ± 0.361
output_dir
 
statwtmode
VLASS-SE
overwrite_modelcol
False
datacolumn
residual_data
vis
VLASS3.2.sb45620914.eb45877486.60435.49343803241_split_split.ms
Start time
2025-08-15 23:52:41.810
End
2025-08-16 00:26:13.792
Duration
0:33:31.982
Note, WebLog generation is not included in the time.

CASA logs for stage 8