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 5.83 5.476/6.535 6.026 ± 0.6154
ea02 1342 1342/1342 1342 ± 0 6.272 5.649/6.456 6.169 ± 0.6045
ea03 1342 1342/1342 1342 ± 0 6.055 5.355/6.622 6.07 ± 0.6791
ea04 1342 1342/1342 1342 ± 0 5.546 4.938/5.904 5.494 ± 0.5497
ea05 1342 1342/1342 1342 ± 0.00002784 5.695 5.265/6.565 5.903 ± 0.6666
ea06 1342 1342/1342 1342 ± 0 5.958 4.997/6.062 5.68 ± 0.6286
ea07 1342 1342/1342 1342 ± 0 6.034 5.218/6.193 5.866 ± 0.6434
ea08 1342 1342/1342 1342 ± 0 6.42 5.616/6.807 6.337 ± 0.6355
ea09 1342 1342/1342 1342 ± 0.00002798 5.663 5.179/6.432 5.796 ± 0.635
ea10 1342 1342/1342 1342 ± 0 5.432 4.983/5.957 5.455 ± 0.5289
ea11 1342 1342/1342 1342 ± 0.00002776 5.346 5.109/6.172 5.581 ± 0.6701
ea12 0 N/A 0 ± N/A 0 N/A 0 ± N/A
ea13 1342 1342/1342 1342 ± 0.0000188 5.54 5.348/6.141 5.751 ± 0.5039
ea14 1342 1342/1342 1342 ± 0 5.841 5.438/6.397 5.971 ± 0.5137
ea15 1342 1342/1342 1342 ± 0.00002722 5.901 5.511/6.584 6.08 ± 0.7017
ea16 1342 1342/1342 1342 ± 0 6.182 5.67/6.747 6.258 ± 0.7023
ea17 1342 1342/1342 1342 ± 0 6.207 5.656/6.835 6.191 ± 0.6179
ea18 1342 1342/1342 1342 ± 0 6.147 5.641/6.709 6.157 ± 0.5519
ea19 1342 1342/1342 1342 ± 0 5.951 5.363/6.472 5.934 ± 0.5698
ea20 1342 1342/1342 1342 ± 0.00002686 5.634 5.38/6.508 5.904 ± 0.6006
ea21 1342 1342/1342 1342 ± 0 5.478 5.102/5.927 5.569 ± 0.4901
ea22 1342 1342/1342 1342 ± 0 6.252 5.586/6.699 6.157 ± 0.6132
ea23 1342 1342/1342 1342 ± 0 6.132 5.457/6.269 6.035 ± 0.6202
ea24 1342 1342/1342 1342 ± 0.000007577 5.652 5.236/6.44 5.747 ± 0.6306
ea25 1342 1342/1342 1342 ± 0 6.442 5.601/6.832 6.413 ± 0.7581
ea27 1342 1342/1342 1342 ± 0 6.006 5.304/6.471 5.897 ± 0.6373
ea28 1342 1342/1342 1342 ± 0.00002162 5.869 5.665/6.819 6.207 ± 0.6269
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 ± 0.00002348 5.395 5.291/5.615 5.411 ± 0.2626
4 1342 1342/1342 1342 ± 0.00002392 5.354 5.076/5.611 5.371 ± 0.4136
5 1342 1342/1342 1342 ± 0.00002351 5.261 5.083/5.466 5.299 ± 0.2961
6 1342 1342/1342 1342 ± 0.00002348 5.342 5.118/5.445 5.312 ± 0.281
7 1342 1342/1342 1342 ± 0.00002348 5.398 5.241/5.591 5.374 ± 0.2338
8 1342 1342/1342 1342 ± 0.00002348 5.361 5.12/5.508 5.319 ± 0.253
9 1342 1342/1342 1342 ± 0.00002348 5.627 5.544/5.86 5.641 ± 0.2601
10 1342 1342/1342 1342 ± 0.00002348 6.12 6.006/6.189 6.089 ± 0.2321
11 1342 1342/1342 1342 ± 0.00002348 6.366 6.151/6.498 6.31 ± 0.2542
12 1342 1342/1342 1342 ± 0.00002348 6.476 6.191/6.7 6.446 ± 0.2851
13 1342 1342/1342 1342 ± 0.00002348 6.872 6.656/7.079 6.861 ± 0.3248
14 1342 1342/1342 1342 ± 0.00002348 7.043 6.773/7.247 7.025 ± 0.339
15 1342 1342/1342 1342 ± 0.00002348 6.705 6.478/7.049 6.723 ± 0.364
16 1342 1342/1342 1342 ± 0.0000428 6.056 5.696/6.368 6.028 ± 0.4028
17 1342 1342/1342 1342 ± 0.00003984 6.047 5.743/6.255 5.993 ± 0.3705
statwtmode
VLASS-SE
datacolumn
residual_data
vis
VLASS3.2.sb45661340.eb45880388.60435.82083380787_split_split.ms
overwrite_modelcol
False
output_dir
 
Start time
2025-08-03 03:11:04.742
End
2025-08-03 03:40:06.766
Duration
0:29:02.025
Note, WebLog generation is not included in the time.

CASA logs for stage 8