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 6.027 5.62/6.84 6.087 ± 0.8526
ea02 1342 1342/1342 1342 ± 0 6.209 5.582/6.583 6.096 ± 0.796
ea03 1342 1342/1342 1342 ± 0 6.111 5.481/6.698 6.141 ± 0.6991
ea04 1342 1342/1342 1342 ± 0 5.631 5.175/6.089 5.612 ± 0.7311
ea05 1342 1342/1342 1342 ± 0 5.898 5.298/6.441 5.868 ± 0.8174
ea06 1342 1342/1342 1342 ± 0 5.984 5.173/6.12 5.787 ± 0.616
ea07 1342 1342/1342 1342 ± 0 5.928 5.285/6.491 5.893 ± 0.814
ea08 1342 1342/1342 1342 ± 0 6.668 5.673/6.845 6.377 ± 0.7133
ea09 1342 1342/1342 1342 ± 0 5.666 5.144/6.395 5.706 ± 0.8523
ea10 1342 1342/1342 1342 ± 0 5.633 5.101/6.109 5.582 ± 0.7931
ea11 1342 1342/1342 1342 ± 0 5.646 5.273/6.358 5.696 ± 0.7962
ea12 1342 1342/1342 1342 ± 0 5.534 5.309/6.129 5.648 ± 0.7494
ea13 1342 1342/1342 1342 ± 0 6.187 5.5/6.338 6.008 ± 0.5476
ea14 1342 1342/1342 1342 ± 0 6.13 5.617/6.526 6.014 ± 0.8351
ea15 1342 1342/1342 1342 ± 0 6.741 6.682/7.326 6.924 ± 0.4169
ea17 1342 1342/1342 1342 ± 0 6.213 5.774/6.869 6.205 ± 0.8894
ea18 1342 1342/1342 1342 ± 0 6.462 5.862/7.061 6.405 ± 0.6973
ea19 1342 1342/1342 1342 ± 0 5.979 5.518/6.499 5.953 ± 0.7666
ea20 1342 1342/1342 1342 ± 0 6.403 5.882/6.992 6.408 ± 0.7872
ea21 1342 1342/1342 1342 ± 0 5.395 5.123/5.918 5.469 ± 0.6557
ea22 1342 1342/1342 1342 ± 0 6.5 5.568/6.877 6.277 ± 0.7858
ea23 1342 1342/1342 1342 ± 0 6.035 5.485/6.302 5.918 ± 0.8473
ea24 1342 1342/1342 1342 ± 0 6.073 5.201/6.402 5.844 ± 0.6266
ea25 1342 1342/1342 1342 ± 0 6.324 5.709/6.943 6.361 ± 0.8275
ea27 1342 1342/1342 1342 ± 0 5.666 5.263/6.34 5.67 ± 0.7923
ea28 1342 1342/1342 1342 ± 0 6.472 5.784/7.066 6.393 ± 0.7411
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 5.502 5.397/5.674 5.532 ± 0.2407
3 1342 1342/1342 1342 ± 0.00002629 3.909 3.673/4.743 4.126 ± 0.6041
4 1342 1342/1342 1342 ± 0.00002489 5.295 5.122/5.653 5.378 ± 0.3287
5 1342 1342/1342 1342 ± 0.00002439 5.242 5.055/5.449 5.257 ± 0.2592
6 1342 1342/1342 1342 ± 0.00002392 5.35 5.095/5.564 5.357 ± 0.3029
7 1342 1342/1342 1342 ± 0.00002392 5.515 5.366/5.73 5.528 ± 0.2404
8 1342 1342/1342 1342 ± 0.00002392 5.479 5.186/5.664 5.452 ± 0.2822
9 1342 1342/1342 1342 ± 0.00002392 5.715 5.533/5.938 5.741 ± 0.2779
10 1342 1342/1342 1342 ± 0.00002348 6.225 6.071/6.315 6.208 ± 0.2621
11 1342 1342/1342 1342 ± 0.00002348 6.411 6.202/6.618 6.413 ± 0.2709
12 1342 1342/1342 1342 ± 0.00002348 6.494 6.288/6.733 6.541 ± 0.3213
13 1342 1342/1342 1342 ± 0.00002348 7.032 6.684/7.245 6.996 ± 0.3335
14 1342 1342/1342 1342 ± 0.00002348 7.239 6.916/7.517 7.187 ± 0.3361
15 1342 1342/1342 1342 ± 0.00002348 6.856 6.547/7.253 6.867 ± 0.3798
16 1342 1342/1342 1342 ± 0.00002348 6.363 6.05/6.786 6.373 ± 0.4122
17 1342 1342/1342 1342 ± 0.00002348 6.327 5.984/6.702 6.311 ± 0.4065
datacolumn
residual_data
statwtmode
VLASS-SE
overwrite_modelcol
False
vis
VLASS3.2.sb45657603.eb46099145.60450.330123067135_split_split.ms
output_dir
 
Start time
2025-07-30 01:50:47.227
End
2025-07-30 02:45:08.257
Duration
0:54:21.030
Note, WebLog generation is not included in the time.

CASA logs for stage 8