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 6.164 5.578/6.578 6.148 ± 0.6192
ea02 1342 1342/1342 1342 ± 0 6.294 5.609/6.489 6.21 ± 0.6087
ea03 1342 1342/1342 1342 ± 0 6.072 5.389/6.724 6.136 ± 0.7282
ea04 1342 1342/1342 1342 ± 0 5.546 4.997/6.017 5.581 ± 0.5745
ea05 1342 1342/1342 1342 ± 0 5.879 5.302/6.587 5.941 ± 0.6327
ea06 1342 1342/1342 1342 ± 0 5.996 5.017/6.062 5.711 ± 0.6351
ea07 1342 1342/1342 1342 ± 0 6.037 5.251/6.305 5.893 ± 0.6734
ea08 1342 1342/1342 1342 ± 0 6.444 5.629/6.793 6.37 ± 0.6604
ea09 1342 1342/1342 1342 ± 0 5.705 5.186/6.454 5.812 ± 0.6357
ea10 1342 1342/1342 1342 ± 0 5.53 5.015/5.995 5.543 ± 0.5465
ea11 1342 1342/1342 1342 ± 0 5.459 5.201/6.268 5.683 ± 0.661
ea12 0 N/A 0 ± N/A 0 N/A 0 ± N/A
ea13 1342 1342/1342 1342 ± 0 5.761 5.426/6.165 5.828 ± 0.4775
ea14 1342 1342/1342 1342 ± 0 5.902 5.506/6.423 6.034 ± 0.5488
ea15 1342 1342/1342 1342 ± 0.000005739 6.167 5.587/6.592 6.202 ± 0.6327
ea16 1342 1342/1342 1342 ± 0 6.203 5.709/6.707 6.271 ± 0.6952
ea17 1342 1342/1342 1342 ± 0 6.081 5.667/6.852 6.211 ± 0.6344
ea18 1342 1342/1342 1342 ± 0 6.233 5.691/6.777 6.18 ± 0.5972
ea19 1342 1342/1342 1342 ± 0 6.045 5.384/6.52 5.978 ± 0.5935
ea20 1342 1342/1342 1342 ± 0 5.872 5.576/6.639 6.055 ± 0.5837
ea21 1342 1342/1342 1342 ± 0 5.463 5.112/5.984 5.573 ± 0.5196
ea22 1342 1342/1342 1342 ± 0 6.269 5.595/6.732 6.172 ± 0.6408
ea23 1342 1342/1342 1342 ± 0 6.278 5.431/6.432 6.123 ± 0.689
ea24 1342 1342/1342 1342 ± 0 5.963 5.306/6.51 5.852 ± 0.6279
ea25 1342 1342/1342 1342 ± 0 6.498 5.604/6.857 6.421 ± 0.7911
ea27 1342 1342/1342 1342 ± 0 6.035 5.27/6.524 5.931 ± 0.66
ea28 1342 1342/1342 1342 ± 0 6.312 5.69/6.96 6.319 ± 0.6279
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 ± 0.00002349 5.413 5.26/5.605 5.426 ± 0.254
4 1342 1342/1342 1342 ± 0.00002441 5.319 5.119/5.592 5.329 ± 0.3232
5 1342 1342/1342 1342 ± 0.00002349 5.346 5.121/5.622 5.367 ± 0.2839
6 1342 1342/1342 1342 ± 0.00002349 5.388 5.155/5.523 5.366 ± 0.2784
7 1342 1342/1342 1342 ± 0.00002349 5.425 5.295/5.593 5.413 ± 0.2306
8 1342 1342/1342 1342 ± 0.00002349 5.399 5.188/5.574 5.36 ± 0.2567
9 1342 1342/1342 1342 ± 0.00002349 5.678 5.541/5.907 5.684 ± 0.2649
10 1342 1342/1342 1342 ± 0.00002349 6.158 6.042/6.251 6.122 ± 0.2308
11 1342 1342/1342 1342 ± 0.00002349 6.387 6.191/6.511 6.349 ± 0.2361
12 1342 1342/1342 1342 ± 0.00002349 6.527 6.266/6.727 6.494 ± 0.2842
13 1342 1342/1342 1342 ± 0.00002349 6.944 6.722/7.205 6.924 ± 0.3157
14 1342 1342/1342 1342 ± 0.00002349 7.136 6.832/7.325 7.112 ± 0.3335
15 1342 1342/1342 1342 ± 0.00002349 6.78 6.564/7.126 6.809 ± 0.3528
16 1342 1342/1342 1342 ± 0.00002382 6.15 5.882/6.483 6.159 ± 0.3576
17 1342 1342/1342 1342 ± 0.00002351 6.149 5.942/6.314 6.113 ± 0.315
datacolumn
residual_data
overwrite_modelcol
False
vis
VLASS3.2.sb45661340.eb45880388.60435.82083380787_split_split.ms
statwtmode
VLASS-SE
output_dir
 
Start time
2025-07-24 23:17:41.805
End
2025-07-25 00:01:29.752
Duration
0:43:47.948
Note, WebLog generation is not included in the time.

CASA logs for stage 8