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

Statwt Summary Plot

VLASS3.2.sb45603243.eb46103640.60451.43735429399_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 6.226 5.586/6.661 6.155 ± 0.7397
ea02 1342 1342/1342 1342 ± 0.0000228 6.256 5.549/6.455 6.199 ± 0.6332
ea03 1342 1342/1342 1342 ± 0 6.199 5.396/6.812 6.201 ± 0.7841
ea04 1342 1342/1342 1342 ± 0 5.656 5.135/6.199 5.726 ± 0.6161
ea05 1342 1342/1342 1342 ± 0 5.975 5.356/6.74 5.952 ± 0.7492
ea06 1342 1342/1342 1342 ± 0 6.112 5.062/6.32 5.844 ± 0.6983
ea07 1342 1342/1342 1342 ± 0 6.128 5.331/6.534 5.971 ± 0.7707
ea08 1342 1342/1342 1342 ± 0 6.616 5.685/6.865 6.374 ± 0.7292
ea09 1342 1342/1342 1342 ± 0 5.73 5.079/6.491 5.81 ± 0.6802
ea10 1342 1342/1342 1342 ± 0 5.838 5.174/6.284 5.757 ± 0.6569
ea11 1342 1342/1342 1342 ± 0 5.627 5.301/6.49 5.819 ± 0.7696
ea12 1342 1342/1342 1342 ± 0 5.788 5.192/6.363 5.773 ± 0.6889
ea13 1342 1342/1342 1342 ± 0 6.037 5.514/6.306 6.032 ± 0.5237
ea14 1342 1342/1342 1342 ± 0 6.191 5.535/6.544 6.072 ± 0.7072
ea15 1342 1342/1342 1342 ± 0 6.22 5.572/6.618 6.169 ± 0.6928
ea16 1342 1342/1342 1342 ± 0 6.243 5.747/6.758 6.301 ± 0.6984
ea17 1342 1342/1342 1342 ± 0 6.256 5.782/7.121 6.304 ± 0.8334
ea18 1342 1342/1342 1342 ± 0 6.505 5.812/7.143 6.432 ± 0.7347
ea19 1342 1342/1342 1342 ± 0 6.183 5.473/6.701 6.068 ± 0.7364
ea20 1342 1342/1342 1342 ± 0 5.923 5.66/6.027 5.784 ± 0.4181
ea21 1342 1342/1342 1342 ± 0 5.512 5.062/5.859 5.527 ± 0.5154
ea22 1342 1342/1342 1342 ± 0 6.179 5.458/6.507 5.955 ± 0.6585
ea23 1342 1342/1342 1342 ± 0 6.168 5.414/6.303 6.036 ± 0.682
ea24 1342 1342/1342 1342 ± 0 6.276 5.268/6.656 5.985 ± 0.7101
ea25 1342 1342/1342 1342 ± 0 6.549 5.684/7.123 6.476 ± 0.8511
ea27 1342 1342/1342 1342 ± 0 5.923 5.195/6.378 5.838 ± 0.6378
ea28 1342 1342/1342 1342 ± 0 6.482 5.734/7.013 6.406 ± 0.7022
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 ± 0.00002306 5.391 5.187/5.539 5.396 ± 0.2466
3 1342 1342/1342 1342 ± 0.00003221 4.495 4.121/4.877 4.534 ± 0.5078
4 1342 1342/1342 1342 ± 0.00002335 5.283 5.127/5.525 5.333 ± 0.279
5 1342 1342/1342 1342 ± 0.00002306 5.362 5.082/5.63 5.386 ± 0.2962
6 1342 1342/1342 1342 ± 0.00002306 5.386 5.065/5.587 5.343 ± 0.2665
7 1342 1342/1342 1342 ± 0.00002306 5.476 5.367/5.697 5.507 ± 0.2369
8 1342 1342/1342 1342 ± 0.00002306 5.475 5.191/5.626 5.435 ± 0.2833
9 1342 1342/1342 1342 ± 0.00002306 5.746 5.602/5.951 5.763 ± 0.2865
10 1342 1342/1342 1342 ± 0.00002348 6.234 6.12/6.288 6.196 ± 0.2427
11 1342 1342/1342 1342 ± 0.00002348 6.43 6.226/6.593 6.411 ± 0.2569
12 1342 1342/1342 1342 ± 0.00002348 6.536 6.311/6.742 6.557 ± 0.3056
13 1342 1342/1342 1342 ± 0.00002348 7.019 6.706/7.266 7.013 ± 0.3226
14 1342 1342/1342 1342 ± 0.00002348 7.288 6.996/7.475 7.248 ± 0.3356
15 1342 1342/1342 1342 ± 0.00002348 6.94 6.694/7.224 6.954 ± 0.3399
16 1342 1342/1342 1342 ± 0.00002348 6.323 6.018/6.679 6.341 ± 0.3906
17 1342 1342/1342 1342 ± 0.00002348 6.292 6.046/6.558 6.296 ± 0.3569
datacolumn
residual_data
statwtmode
VLASS-SE
vis
VLASS3.2.sb45603243.eb46103640.60451.43735429399_split_split.ms
overwrite_modelcol
False
output_dir
 
Start time
2025-07-30 11:25:25.377
End
2025-07-30 12:46:24.721
Duration
1:20:59.344
Note, WebLog generation is not included in the time.

CASA logs for stage 8