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

Statwt Summary Plot

VLASS2.1.sb38618574.eb38632962.59098.03251238426_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 5.491 5.275/5.9 5.659 ± 0.5117
ea02 1342 1342/1342 1342 ± 0 5.711 5.374/6.408 5.916 ± 0.6469
ea04 1342 1342/1342 1342 ± 0.000006119 5.445 5.073/5.968 5.574 ± 0.5439
ea05 1342 1342/1342 1342 ± 0 5.676 5.268/6.109 5.743 ± 0.5631
ea06 1342 1342/1342 1342 ± 0 4.897 4.692/5.411 5.045 ± 0.4439
ea07 1342 1342/1342 1342 ± 0 5.886 5.48/6.151 5.944 ± 0.555
ea08 1342 1342/1342 1342 ± 0 5.746 5.423/6.54 6.008 ± 0.6793
ea09 1342 1342/1342 1342 ± 0 5.689 5.174/6.238 5.724 ± 0.6136
ea10 1342 1342/1342 1342 ± 0.000001532 5.832 5.238/6.481 5.887 ± 0.6455
ea11 1342 1342/1342 1342 ± 0 5.726 5.358/6.35 5.853 ± 0.6472
ea12 1342 1342/1342 1342 ± 0 5.776 5.325/6.326 5.921 ± 0.6346
ea13 1342 1342/1342 1342 ± 0 6.048 5.832/6.34 6.176 ± 0.4719
ea14 1342 1342/1342 1342 ± 0 5.701 5.217/6.279 5.794 ± 0.6333
ea15 1342 1342/1342 1342 ± 0 5.551 5.08/6.116 5.689 ± 0.6807
ea16 1342 1342/1342 1342 ± 0 6.039 5.661/6.675 6.241 ± 0.6904
ea17 1342 1342/1342 1342 ± 0.000009425 5.901 5.489/6.439 6.046 ± 0.6146
ea18 1342 1342/1342 1342 ± 0 5.003 4.667/5.384 5.096 ± 0.499
ea19 1342 1342/1342 1342 ± 0 5.987 5.528/6.586 6.159 ± 0.6444
ea20 1342 1342/1342 1342 ± 0 6.017 5.638/6.677 6.182 ± 0.6293
ea21 1342 1342/1342 1342 ± 0 5.66 5.367/6.206 5.823 ± 0.5367
ea22 1342 1342/1342 1342 ± 0 5.458 5.3/6.339 5.787 ± 0.639
ea23 1342 1342/1342 1342 ± 0 5.956 5.472/6.363 6.025 ± 0.6588
ea25 1342 1342/1342 1342 ± 0.000001532 5.351 5.169/6.009 5.59 ± 0.573
ea26 1342 1342/1342 1342 ± 0 5.976 5.658/6.638 6.168 ± 0.6445
ea27 1342 1342/1342 1342 ± 0.00004011 5.441 5.223/6.254 5.674 ± 0.5651
ea28 1342 1342/1342 1342 ± 0.0000293 5.565 5.333/6.358 5.827 ± 0.6305
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 ± 0.00002352 5.371 5.229/5.656 5.411 ± 0.2752
3 1342 1342/1342 1342 ± 0.00002397 5.231 5.021/5.512 5.274 ± 0.3221
4 1342 1342/1342 1342 ± 0.00002377 5.295 5.077/5.435 5.253 ± 0.3277
5 1342 1342/1342 1342 ± 0.00002352 5.372 5.078/5.504 5.334 ± 0.3222
6 1342 1342/1342 1342 ± 0.00002352 5.288 5.077/5.477 5.255 ± 0.3038
7 1342 1342/1342 1342 ± 0.00002352 5.329 5.121/5.423 5.293 ± 0.2736
8 1342 1342/1342 1342 ± 0.00002352 5.301 5.043/5.447 5.257 ± 0.2834
9 1342 1342/1342 1342 ± 0.00002352 5.537 5.379/5.809 5.53 ± 0.3296
10 1342 1342/1342 1342 ± 0.00002352 6.017 5.83/6.168 5.966 ± 0.301
11 1342 1342/1342 1342 ± 0.00002352 6.252 6.082/6.355 6.183 ± 0.3134
12 1342 1342/1342 1342 ± 0.00002352 6.382 6.17/6.538 6.351 ± 0.3393
13 1342 1342/1342 1342 ± 0.00002352 6.8 6.738/7.006 6.804 ± 0.3621
14 1342 1342/1342 1342 ± 0.00002352 6.992 6.801/7.227 6.979 ± 0.3966
15 1342 1342/1342 1342 ± 0.00002352 6.703 6.439/6.832 6.599 ± 0.3966
16 1342 1342/1342 1342 ± 0.00003661 5.887 5.513/6.192 5.864 ± 0.3996
17 1342 1342/1342 1342 ± 0.00003574 5.834 5.682/6.117 5.863 ± 0.3545
output_dir
 
datacolumn
residual_data
statwtmode
VLASS-SE
overwrite_modelcol
False
vis
VLASS2.1.sb38618574.eb38632962.59098.03251238426_split_split.ms
Start time
2025-02-13 04:16:15.547
End
2025-02-13 04:44:54.575
Duration
0:28:39.028
Note, WebLog generation is not included in the time.

CASA logs for stage 8