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

Statwt Summary Plot

VLASS3.2.sb45657603.eb46099145.60450.330123067135_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 6.014 5.693/6.624 6.103 ± 0.7481
ea02 1342 1342/1342 1342 ± 0 6.325 5.6/6.608 6.149 ± 0.7412
ea03 1342 1342/1342 1342 ± 0 6.148 5.486/6.721 6.15 ± 0.6806
ea04 1342 1342/1342 1342 ± 0 5.621 5.138/6.119 5.624 ± 0.72
ea05 1342 1342/1342 1342 ± 0 5.899 5.378/6.503 5.908 ± 0.7904
ea06 1342 1342/1342 1342 ± 0 5.968 5.163/6.195 5.802 ± 0.64
ea07 1342 1342/1342 1342 ± 0 5.986 5.392/6.625 6.017 ± 0.7571
ea08 1342 1342/1342 1342 ± 0 6.481 5.689/6.905 6.402 ± 0.7054
ea09 1342 1342/1342 1342 ± 0 5.681 5.184/6.257 5.704 ± 0.7894
ea10 1342 1342/1342 1342 ± 0.000001725 5.777 5.213/6.216 5.666 ± 0.8072
ea11 1342 1342/1342 1342 ± 0.00000122 5.616 5.295/6.414 5.74 ± 0.7896
ea12 1342 1342/1342 1342 ± 0 5.506 5.243/6.175 5.677 ± 0.6837
ea13 1342 1342/1342 1342 ± 0 5.972 5.559/6.349 5.871 ± 0.9154
ea14 1342 1342/1342 1342 ± 0 6.001 5.615/6.602 6.03 ± 0.7786
ea15 1342 1342/1342 1342 ± 0 6.656 6.412/7.234 6.812 ± 0.4536
ea17 1342 1342/1342 1342 ± 0 6.237 5.815/6.988 6.306 ± 0.8268
ea18 1342 1342/1342 1342 ± 0 6.322 5.851/6.962 6.402 ± 0.7056
ea19 1342 1342/1342 1342 ± 0 5.937 5.517/6.574 5.986 ± 0.7363
ea20 1342 1342/1342 1342 ± 0 6.315 5.927/7.026 6.438 ± 0.7337
ea21 1342 1342/1342 1342 ± 0 5.528 5.215/6.045 5.639 ± 0.5473
ea22 1342 1342/1342 1342 ± 0 6.238 5.688/6.843 6.269 ± 0.7091
ea23 1342 1342/1342 1342 ± 0 6.079 5.456/6.359 5.968 ± 0.8104
ea24 1342 1342/1342 1342 ± 0 6.18 5.345/6.576 5.956 ± 0.6125
ea25 1342 1342/1342 1342 ± 0 6.592 5.78/7.045 6.506 ± 0.8176
ea27 1342 1342/1342 1342 ± 0 5.697 5.304/6.383 5.773 ± 0.602
ea28 1342 1342/1342 1342 ± 0 6.261 5.786/6.933 6.398 ± 0.7194
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 ± 0.00002392 5.523 5.369/5.673 5.53 ± 0.2292
3 1342 1342/1342 1342 ± 0.00002685 4.308 3.924/5.047 4.37 ± 0.6698
4 1342 1342/1342 1342 ± 0.00002411 5.324 5.123/5.677 5.418 ± 0.3343
5 1342 1342/1342 1342 ± 0.00002398 5.374 5.185/5.625 5.391 ± 0.3067
6 1342 1342/1342 1342 ± 0.00002392 5.471 5.203/5.685 5.433 ± 0.2877
7 1342 1342/1342 1342 ± 0.00002392 5.536 5.367/5.728 5.536 ± 0.2432
8 1342 1342/1342 1342 ± 0.00002392 5.489 5.215/5.671 5.466 ± 0.2817
9 1342 1342/1342 1342 ± 0.00002392 5.746 5.59/5.996 5.779 ± 0.2787
10 1342 1342/1342 1342 ± 0.00002348 6.268 6.139/6.378 6.257 ± 0.2629
11 1342 1342/1342 1342 ± 0.00002348 6.46 6.207/6.643 6.468 ± 0.2649
12 1342 1342/1342 1342 ± 0.00002348 6.59 6.368/6.801 6.6 ± 0.3179
13 1342 1342/1342 1342 ± 0.00002348 7.093 6.741/7.282 7.038 ± 0.3332
14 1342 1342/1342 1342 ± 0.00002348 7.234 6.887/7.558 7.216 ± 0.3487
15 1342 1342/1342 1342 ± 0.00002348 6.918 6.623/7.246 6.909 ± 0.3583
16 1342 1342/1342 1342 ± 0.00002348 6.264 6.017/6.67 6.335 ± 0.4003
17 1342 1342/1342 1342 ± 0.00002348 6.256 5.976/6.579 6.263 ± 0.3957
statwtmode
VLASS-SE
output_dir
 
datacolumn
residual_data
overwrite_modelcol
False
vis
VLASS3.2.sb45657603.eb46099145.60450.330123067135_split_split.ms
Start time
2025-07-29 23:02:37.766
End
2025-07-29 23:54:02.955
Duration
0:51:25.189
Note, WebLog generation is not included in the time.

CASA logs for stage 8