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

Statwt Summary Plot

VLASS3.2.sb45460397.eb46168936.60474.13114186343_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 5.479 5.069/6.22 5.523 ± 0.9223
ea02 1342 1342/1342 1342 ± 0.00002265 5.628 5.216/6.344 5.576 ± 0.9673
ea03 1342 1342/1342 1342 ± 0.000001717 5.268 5.155/6.612 5.674 ± 0.8637
ea04 1342 1342/1342 1342 ± 0.00004693 5.099 4.896/5.97 5.196 ± 0.7326
ea05 1342 1342/1342 1342 ± 0.00004843 5.277 4.995/6.257 5.435 ± 0.8285
ea06 1342 1342/1342 1342 ± 0.00002393 4.879 4.695/5.861 5.184 ± 0.7863
ea07 1342 1342/1342 1342 ± 0.00002259 5.054 4.923/6.177 5.335 ± 0.9797
ea08 1342 1342/1342 1342 ± 0 5.766 5.312/6.655 5.886 ± 0.8712
ea09 1342 1342/1342 1342 ± 0.00004606 5.007 4.748/5.922 5.157 ± 0.7079
ea10 1342 1342/1342 1342 ± 0.00004519 4.924 4.095/5.877 4.959 ± 0.8533
ea11 1342 1342/1342 1342 ± 0.00005141 5.13 4.428/6.213 5.156 ± 0.9382
ea12 1342 1342/1342 1342 ± 0.00004506 5.075 4.928/5.828 5.197 ± 0.7464
ea14 1342 1342/1342 1342 ± 0.00004733 5.428 5.229/6.322 5.489 ± 0.8099
ea15 1342 1342/1342 1342 ± 0.00005124 5.218 4.776/6.398 5.406 ± 0.9565
ea16 1342 1342/1342 1342 ± 0.00002137 5.718 5.191/6.59 5.791 ± 0.8532
ea17 1342 1342/1342 1342 ± 0.00001927 5.481 5.194/6.388 5.643 ± 0.9663
ea18 1342 1342/1342 1342 ± 0 5.717 5.384/6.775 5.962 ± 0.832
ea19 1342 1342/1342 1342 ± 0.00004284 5.313 5.147/6.196 5.493 ± 0.7891
ea21 1342 1342/1342 1342 ± 0.000001695 4.894 4.652/5.788 5.153 ± 0.717
ea22 1342 1342/1342 1342 ± 0.00001887 5.542 4.979/6.326 5.56 ± 0.8802
ea23 1342 1342/1342 1342 ± 0.00004546 5.459 5.123/6.27 5.544 ± 0.8691
ea24 1342 1342/1342 1342 ± 0.000006771 5.173 4.981/6.14 5.491 ± 0.7456
ea25 1342 1342/1342 1342 ± 0.00001132 5.431 5.208/6.799 5.957 ± 1.022
ea27 1342 1342/1342 1342 ± 0.00001032 5.237 4.921/6.295 5.473 ± 0.7517
ea28 1342 1342/1342 1342 ± 0 5.62 5.528/6.707 5.905 ± 0.8006
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 ± 0.00002393 5.051 4.928/5.142 5.009 ± 0.2886
4 1342 1342/1342 1342 ± 0.00005933 3.491 3.397/3.704 3.547 ± 0.2046
5 1342 1342/1342 1342 ± 0.0000243 5.099 4.817/5.365 5.092 ± 0.3506
6 1342 1342/1342 1342 ± 0.00002393 5.175 4.93/5.429 5.161 ± 0.2738
7 1342 1342/1342 1342 ± 0.00002393 5.215 5.035/5.339 5.19 ± 0.2374
8 1342 1342/1342 1342 ± 0.00002393 5.147 4.977/5.271 5.129 ± 0.26
9 1342 1342/1342 1342 ± 0.00002393 5.481 5.339/5.665 5.463 ± 0.2764
10 1342 1342/1342 1342 ± 0.00002393 5.991 5.852/6.151 5.974 ± 0.2678
11 1342 1342/1342 1342 ± 0.00002393 6.294 6.175/6.384 6.259 ± 0.2688
12 1342 1342/1342 1342 ± 0.00002393 6.402 6.214/6.595 6.412 ± 0.3128
13 1342 1342/1342 1342 ± 0.00002393 6.698 6.321/7.048 6.689 ± 0.3761
14 1342 1342/1342 1342 ± 0.00005156 5.91 5.492/6.323 5.982 ± 0.648
15 1342 1342/1342 1342 ± 0.00002393 6.634 6.237/6.937 6.6 ± 0.397
16 1342 1342/1342 1342 ± 0.00006096 4.095 3.87/4.486 4.194 ± 0.4082
17 1342 1342/1342 1342 ± 0.00006087 4.172 3.989/4.49 4.251 ± 0.3548
output_dir
 
overwrite_modelcol
False
vis
VLASS3.2.sb45460397.eb46168936.60474.13114186343_split_split.ms
datacolumn
residual_data
statwtmode
VLASS-SE
Start time
2025-07-22 14:34:36.265
End
2025-07-22 15:27:10.920
Duration
0:52:34.655
Note, WebLog generation is not included in the time.

CASA logs for stage 8