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

Statwt Summary Plot

VLASS3.2.sb45661340.eb45880388.60435.82083380787_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 6.291 5.691/6.717 6.247 ± 0.6359
ea02 1342 1342/1342 1342 ± 0 6.405 5.751/6.566 6.347 ± 0.6167
ea03 1342 1342/1342 1342 ± 0 6.164 5.479/6.824 6.216 ± 0.7469
ea04 1342 1342/1342 1342 ± 0 5.695 5.19/6.034 5.686 ± 0.5369
ea05 1342 1342/1342 1342 ± 0.00002359 5.96 5.484/6.766 6.082 ± 0.6844
ea06 1342 1342/1342 1342 ± 0 6.031 5.09/6.13 5.772 ± 0.6313
ea07 1342 1342/1342 1342 ± 0 6.123 5.319/6.437 5.992 ± 0.6858
ea08 1342 1342/1342 1342 ± 0 6.551 5.722/6.939 6.471 ± 0.6717
ea09 1342 1342/1342 1342 ± 0.00002072 5.867 5.318/6.614 5.986 ± 0.6556
ea10 1342 1342/1342 1342 ± 0 5.645 5.119/6.111 5.661 ± 0.5666
ea11 1342 1342/1342 1342 ± 0.00002565 5.761 5.349/6.393 5.842 ± 0.6382
ea12 0 N/A 0 ± N/A 0 N/A 0 ± N/A
ea13 1342 1342/1342 1342 ± 0 5.836 5.611/6.394 6.018 ± 0.525
ea14 1342 1342/1342 1342 ± 0 6.074 5.635/6.651 6.256 ± 0.5961
ea15 1342 1342/1342 1342 ± 0.00002325 6.238 5.673/6.749 6.268 ± 0.7276
ea16 1342 1342/1342 1342 ± 0 6.341 5.754/6.878 6.405 ± 0.7362
ea17 1342 1342/1342 1342 ± 0 6.387 5.821/7.081 6.436 ± 0.6941
ea18 1342 1342/1342 1342 ± 0 6.457 5.859/7.06 6.389 ± 0.6678
ea19 1342 1342/1342 1342 ± 0 6.152 5.524/6.668 6.095 ± 0.6369
ea20 1342 1342/1342 1342 ± 0.000008807 6.133 5.742/6.877 6.308 ± 0.599
ea21 1342 1342/1342 1342 ± 0 5.653 5.155/6.007 5.657 ± 0.5237
ea22 1342 1342/1342 1342 ± 0 6.38 5.814/6.771 6.29 ± 0.6347
ea23 1342 1342/1342 1342 ± 0 6.331 5.539/6.47 6.224 ± 0.6789
ea24 1342 1342/1342 1342 ± 0 6.127 5.468/6.731 6.096 ± 0.6358
ea25 1342 1342/1342 1342 ± 0 6.657 5.788/7.067 6.591 ± 0.7998
ea27 1342 1342/1342 1342 ± 0 6.149 5.456/6.632 6.093 ± 0.6537
ea28 1342 1342/1342 1342 ± 0 6.463 5.911/7.089 6.52 ± 0.6364
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 ± 0.00002348 5.55 5.383/5.757 5.559 ± 0.2581
4 1342 1342/1342 1342 ± 0.00003537 5.194 5.046/5.588 5.285 ± 0.2528
5 1342 1342/1342 1342 ± 0.00002348 5.507 5.239/5.753 5.519 ± 0.3063
6 1342 1342/1342 1342 ± 0.00002348 5.511 5.168/5.638 5.442 ± 0.2942
7 1342 1342/1342 1342 ± 0.00002348 5.569 5.436/5.73 5.533 ± 0.2533
8 1342 1342/1342 1342 ± 0.00002348 5.5 5.306/5.699 5.469 ± 0.2804
9 1342 1342/1342 1342 ± 0.00002348 5.806 5.689/5.987 5.798 ± 0.2781
10 1342 1342/1342 1342 ± 0.00002348 6.309 6.134/6.383 6.247 ± 0.2537
11 1342 1342/1342 1342 ± 0.00002348 6.529 6.344/6.641 6.479 ± 0.2704
12 1342 1342/1342 1342 ± 0.00002348 6.696 6.369/6.869 6.628 ± 0.3211
13 1342 1342/1342 1342 ± 0.00002348 7.105 6.912/7.357 7.079 ± 0.3397
14 1342 1342/1342 1342 ± 0.00002348 7.37 7.09/7.535 7.286 ± 0.3574
15 1342 1342/1342 1342 ± 0.00002348 6.999 6.744/7.258 6.954 ± 0.3711
16 1342 1342/1342 1342 ± 0.00003451 6.288 5.959/6.565 6.269 ± 0.3818
17 1342 1342/1342 1342 ± 0.00003246 6.313 6.071/6.476 6.243 ± 0.3461
output_dir
 
vis
VLASS3.2.sb45661340.eb45880388.60435.82083380787_split_split.ms
datacolumn
residual_data
overwrite_modelcol
False
statwtmode
VLASS-SE
Start time
2025-07-25 14:23:01.867
End
2025-07-25 15:16:33.807
Duration
0:53:31.940
Note, WebLog generation is not included in the time.

CASA logs for stage 8