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 6.169 5.553/6.604 6.087 ± 0.7152
ea02 1342 1342/1342 1342 ± 0.00003045 6.203 5.535/6.413 6.139 ± 0.6196
ea03 1342 1342/1342 1342 ± 0 6.144 5.36/6.742 6.144 ± 0.7562
ea04 1342 1342/1342 1342 ± 0 5.643 5.097/6.154 5.676 ± 0.6209
ea05 1342 1342/1342 1342 ± 0 5.803 5.339/6.476 5.85 ± 0.7708
ea06 1342 1342/1342 1342 ± 0 6.04 5.067/6.265 5.785 ± 0.6805
ea07 1342 1342/1342 1342 ± 0 5.844 5.196/6.461 5.882 ± 0.7641
ea08 1342 1342/1342 1342 ± 0 6.649 5.611/6.84 6.35 ± 0.7161
ea09 1342 1342/1342 1342 ± 0 5.68 5.104/6.387 5.731 ± 0.6378
ea10 1342 1342/1342 1342 ± 0 5.781 5.191/6.255 5.626 ± 0.7594
ea11 1342 1342/1342 1342 ± 0 5.61 5.233/6.441 5.766 ± 0.766
ea12 1342 1342/1342 1342 ± 0 5.612 5.128/6.102 5.681 ± 0.731
ea13 1342 1342/1342 1342 ± 0 5.881 5.533/6.256 5.942 ± 0.509
ea14 1342 1342/1342 1342 ± 0 5.987 5.48/6.442 5.959 ± 0.7526
ea15 1342 1342/1342 1342 ± 0 6.145 5.517/6.581 6.108 ± 0.6694
ea16 1342 1342/1342 1342 ± 0 6.164 5.662/6.657 6.241 ± 0.6875
ea17 1342 1342/1342 1342 ± 0 6.073 5.683/6.907 6.217 ± 0.8558
ea18 1342 1342/1342 1342 ± 0 6.274 5.712/6.883 6.348 ± 0.7189
ea19 1342 1342/1342 1342 ± 0 6.122 5.425/6.6 6.005 ± 0.7149
ea20 1342 1342/1342 1342 ± 0 5.795 5.617/5.968 5.714 ± 0.4077
ea21 1342 1342/1342 1342 ± 0 5.477 4.983/5.813 5.456 ± 0.5238
ea22 1342 1342/1342 1342 ± 0 6.154 5.397/6.477 5.917 ± 0.6669
ea23 1342 1342/1342 1342 ± 0 6.11 5.342/6.269 5.97 ± 0.6624
ea24 1342 1342/1342 1342 ± 0 6.143 5.205/6.561 5.857 ± 0.7351
ea25 1342 1342/1342 1342 ± 0 6.302 5.609/6.985 6.405 ± 0.8379
ea27 1342 1342/1342 1342 ± 0 5.888 5.165/6.335 5.787 ± 0.6191
ea28 1342 1342/1342 1342 ± 0 6.344 5.696/6.991 6.328 ± 0.6776
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 ± 0.00002305 5.282 5.144/5.465 5.328 ± 0.2589
3 1342 1342/1342 1342 ± 0.00003165 4.679 4.217/4.895 4.661 ± 0.5848
4 1342 1342/1342 1342 ± 0.00002459 5.232 5.024/5.437 5.243 ± 0.3185
5 1342 1342/1342 1342 ± 0.00002305 5.333 5.077/5.603 5.368 ± 0.2862
6 1342 1342/1342 1342 ± 0.00002305 5.371 5.11/5.547 5.329 ± 0.2552
7 1342 1342/1342 1342 ± 0.00002305 5.42 5.313/5.628 5.452 ± 0.2356
8 1342 1342/1342 1342 ± 0.00002305 5.394 5.161/5.603 5.385 ± 0.2912
9 1342 1342/1342 1342 ± 0.00002305 5.708 5.55/5.904 5.712 ± 0.2854
10 1342 1342/1342 1342 ± 0.00002348 6.162 6.043/6.248 6.14 ± 0.2415
11 1342 1342/1342 1342 ± 0.00002348 6.373 6.168/6.51 6.35 ± 0.2549
12 1342 1342/1342 1342 ± 0.00002348 6.495 6.274/6.695 6.5 ± 0.3068
13 1342 1342/1342 1342 ± 0.00002348 6.924 6.668/7.217 6.947 ± 0.3225
14 1342 1342/1342 1342 ± 0.00002348 7.17 6.873/7.359 7.14 ± 0.3375
15 1342 1342/1342 1342 ± 0.00002348 6.873 6.589/7.159 6.88 ± 0.3454
16 1342 1342/1342 1342 ± 0.00002348 6.247 5.923/6.592 6.267 ± 0.3897
17 1342 1342/1342 1342 ± 0.00002348 6.241 5.954/6.438 6.219 ± 0.37
output_dir
 
statwtmode
VLASS-SE
datacolumn
residual_data
vis
VLASS3.2.sb45603243.eb46103640.60451.43735429399_split_split.ms
overwrite_modelcol
False
Start time
2025-07-30 06:20:59.668
End
2025-07-30 07:02:30.826
Duration
0:41:31.158
Note, WebLog generation is not included in the time.

CASA logs for stage 8