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 6.19 5.695/6.611 6.218 ± 0.6023
ea02 1342 1342/1342 1342 ± 0 6.309 5.594/6.558 6.264 ± 0.6074
ea03 1342 1342/1342 1342 ± 0 6.15 5.481/6.745 6.155 ± 0.6866
ea04 1342 1342/1342 1342 ± 0 5.611 5.08/5.95 5.571 ± 0.5331
ea05 1342 1342/1342 1342 ± 0 5.98 5.276/6.601 5.958 ± 0.631
ea06 1342 1342/1342 1342 ± 0.00000126 5.927 5.147/6.041 5.737 ± 0.5937
ea07 1342 1342/1342 1342 ± 0 6.041 5.353/6.321 5.908 ± 0.6548
ea08 1342 1342/1342 1342 ± 0 6.527 5.753/6.758 6.376 ± 0.6062
ea09 1342 1342/1342 1342 ± 0 5.698 5.227/6.406 5.876 ± 0.6232
ea10 1342 1342/1342 1342 ± 0 5.56 5.082/6.002 5.564 ± 0.5327
ea11 1342 1342/1342 1342 ± 0 5.506 5.182/6.22 5.676 ± 0.6263
ea12 0 N/A 0 ± N/A 0 N/A 0 ± N/A
ea13 1342 1342/1342 1342 ± 0 5.836 5.449/6.072 5.808 ± 0.433
ea14 1342 1342/1342 1342 ± 0 5.998 5.49/6.406 6.051 ± 0.4993
ea15 1342 1342/1342 1342 ± 0 6.229 5.61/6.646 6.265 ± 0.6775
ea16 1342 1342/1342 1342 ± 0 6.23 5.716/6.713 6.266 ± 0.6768
ea17 1342 1342/1342 1342 ± 0 6.38 5.711/6.881 6.266 ± 0.6837
ea18 1342 1342/1342 1342 ± 0 6.287 5.79/6.854 6.279 ± 0.5545
ea19 1342 1342/1342 1342 ± 0 6.03 5.446/6.502 5.978 ± 0.5666
ea20 1342 1342/1342 1342 ± 0 6.151 5.49/6.583 6.064 ± 0.5915
ea21 1342 1342/1342 1342 ± 0 5.444 5.166/5.934 5.606 ± 0.4788
ea22 1342 1342/1342 1342 ± 0 6.305 5.734/6.655 6.192 ± 0.5969
ea23 1342 1342/1342 1342 ± 0 6.23 5.623/6.342 6.093 ± 0.6398
ea24 1342 1342/1342 1342 ± 0 6.001 5.249/6.355 5.804 ± 0.558
ea25 1342 1342/1342 1342 ± 0 6.441 5.726/6.884 6.435 ± 0.7436
ea27 1342 1342/1342 1342 ± 0 6.027 5.356/6.494 5.908 ± 0.6334
ea28 1342 1342/1342 1342 ± 0 6.303 5.78/6.848 6.346 ± 0.5865
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 5.522 5.403/5.732 5.545 ± 0.267
4 1342 1342/1342 1342 ± 0.00002356 5.464 5.315/5.834 5.543 ± 0.3456
5 1342 1342/1342 1342 ± 0.00002349 5.369 5.178/5.637 5.413 ± 0.2975
6 1342 1342/1342 1342 ± 0.00002348 5.289 4.943/5.519 5.259 ± 0.3303
7 1342 1342/1342 1342 ± 0.00002348 5.46 5.245/5.623 5.437 ± 0.2415
8 1342 1342/1342 1342 ± 0.00002348 5.433 5.156/5.625 5.398 ± 0.2687
9 1342 1342/1342 1342 ± 0.00002348 5.731 5.544/5.89 5.703 ± 0.2669
10 1342 1342/1342 1342 ± 0.00002348 6.146 6.031/6.244 6.12 ± 0.2275
11 1342 1342/1342 1342 ± 0.00002348 6.32 6.164/6.465 6.324 ± 0.2438
12 1342 1342/1342 1342 ± 0.00002348 6.503 6.213/6.659 6.46 ± 0.2934
13 1342 1342/1342 1342 ± 0.00002348 6.911 6.61/7.138 6.884 ± 0.3258
14 1342 1342/1342 1342 ± 0.00002348 7.088 6.816/7.318 7.06 ± 0.3399
15 1342 1342/1342 1342 ± 0.00002348 6.842 6.552/7.16 6.824 ± 0.3844
16 1342 1342/1342 1342 ± 0.00002348 6.272 6.005/6.574 6.236 ± 0.3719
17 1342 1342/1342 1342 ± 0.00002348 6.242 5.987/6.459 6.173 ± 0.343
statwtmode
VLASS-SE
overwrite_modelcol
False
vis
VLASS3.2.sb45661340.eb45880388.60435.82083380787_split_split.ms
output_dir
 
datacolumn
residual_data
Start time
2025-07-25 03:05:40.572
End
2025-07-25 04:05:09.578
Duration
0:59:29.005
Note, WebLog generation is not included in the time.

CASA logs for stage 8