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

Statwt Summary Plot

VLASS3.2.sb45544419.eb45877457.60435.173042256945_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 5.665 5.426/6.548 5.888 ± 0.7225
ea02 1342 1342/1342 1342 ± 0.00003658 5.779 5.379/6.511 5.835 ± 0.6242
ea03 1342 1342/1342 1342 ± 0.000005214 5.652 5.375/6.552 5.974 ± 0.7424
ea04 1342 1342/1342 1342 ± 0.00004184 5.249 5.022/6.038 5.433 ± 0.5852
ea05 1342 1342/1342 1342 ± 0.00004321 5.624 5.28/6.397 5.767 ± 0.703
ea06 1342 1342/1342 1342 ± 0.00001348 5.475 4.915/6.061 5.536 ± 0.6557
ea07 1342 1342/1342 1342 ± 0.00003936 5.624 5.128/6.353 5.706 ± 0.6631
ea08 1342 1342/1342 1342 ± 0.00003267 6.183 5.562/6.853 6.091 ± 0.7247
ea09 1342 1342/1342 1342 ± 0.00004131 5.334 5.035/6.162 5.597 ± 0.7095
ea10 1342 1342/1342 1342 ± 0.00004325 5.295 4.815/6.004 5.334 ± 0.5993
ea11 1342 1342/1342 1342 ± 0.00004343 5.612 4.803/6.131 5.486 ± 0.7413
ea13 1342 1342/1342 1342 ± 0.00001493 5.628 5.335/6.272 5.824 ± 0.5487
ea14 1342 1342/1342 1342 ± 0.00004322 5.876 5.398/6.591 5.821 ± 0.7014
ea15 1342 1342/1342 1342 ± 0.00004322 5.829 5.422/6.709 5.959 ± 0.8761
ea16 1342 1342/1342 1342 ± 0.00001467 6.006 5.388/6.619 6.109 ± 0.8008
ea17 1342 1342/1342 1342 ± 0.00004263 5.916 5.352/6.663 6.016 ± 0.7218
ea18 1342 1342/1342 1342 ± 0.00003165 6.025 5.622/6.728 6.141 ± 0.7184
ea19 1342 1342/1342 1342 ± 0.00002912 5.577 5.372/6.423 5.785 ± 0.7379
ea20 1342 1342/1342 1342 ± 0.00002306 5.993 5.554/6.483 6.107 ± 0.7153
ea21 1342 1342/1342 1342 ± 0.000006944 5.224 5.006/5.872 5.425 ± 0.552
ea22 1342 1342/1342 1342 ± 0.00003583 5.855 5.345/6.638 5.941 ± 0.6867
ea23 1342 1342/1342 1342 ± 0.00004309 5.876 5.235/6.467 5.847 ± 0.7062
ea24 1342 1342/1342 1342 ± 0.000001833 5.465 5.235/6.485 5.788 ± 0.7022
ea25 1342 1342/1342 1342 ± 0.000003059 6.066 5.626/6.756 6.343 ± 0.8256
ea27 1342 1342/1342 1342 ± 0.00001113 5.615 5.107/6.508 5.69 ± 0.7977
ea28 1342 1342/1342 1342 ± 0.00001199 5.884 5.669/6.824 6.149 ± 0.7321
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 ± 0.00002373 5.318 5.033/5.43 5.289 ± 0.2476
5 1342 1342/1342 1342 ± 0.00002618 5.44 5.211/5.651 5.42 ± 0.3238
6 1342 1342/1342 1342 ± 0.00002349 5.354 5.1/5.534 5.33 ± 0.277
7 1342 1342/1342 1342 ± 0.00002349 5.422 5.233/5.6 5.389 ± 0.2535
8 1342 1342/1342 1342 ± 0.00002349 5.374 5.161/5.604 5.367 ± 0.2736
9 1342 1342/1342 1342 ± 0.00002349 5.663 5.582/5.894 5.693 ± 0.3009
10 1342 1342/1342 1342 ± 0.00002393 6.22 6.029/6.375 6.173 ± 0.3044
11 1342 1342/1342 1342 ± 0.00002349 6.481 6.283/6.638 6.455 ± 0.2802
12 1342 1342/1342 1342 ± 0.00002349 6.639 6.388/6.854 6.616 ± 0.3361
13 1342 1342/1342 1342 ± 0.00002349 6.911 6.693/7.136 6.932 ± 0.3899
14 1342 1342/1342 1342 ± 0.00002373 6.543 6.269/7.01 6.644 ± 0.5416
15 1342 1342/1342 1342 ± 0.00002382 6.496 6.099/6.708 6.421 ± 0.4042
16 1342 1342/1342 1342 ± 0.00006023 4.953 4.699/5.221 4.976 ± 0.4016
17 1342 1342/1342 1342 ± 0.00006103 4.828 4.638/5.032 4.85 ± 0.3377
statwtmode
VLASS-SE
output_dir
 
overwrite_modelcol
False
vis
VLASS3.2.sb45544419.eb45877457.60435.173042256945_split_split.ms
datacolumn
residual_data
Start time
2025-07-19 10:52:06.140
End
2025-07-19 11:48:33.313
Duration
0:56:27.173
Note, WebLog generation is not included in the time.

CASA logs for stage 8