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

Statwt Summary Plot

VLASS3.2.sb45458712.eb46169388.60476.06293818287_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 5.537 5.368/6.186 5.674 ± 0.766
ea02 1342 1342/1342 1342 ± 0.00002715 5.495 5.289/6.306 5.639 ± 0.6987
ea03 1342 1342/1342 1342 ± 0.00002439 5.405 5.161/6.226 5.676 ± 0.6246
ea04 1342 1342/1342 1342 ± 0.00003837 5.2 4.911/6.021 5.298 ± 0.642
ea05 1342 1342/1342 1342 ± 0.00004301 5.284 5.028/6.22 5.471 ± 0.7431
ea06 1342 1342/1342 1342 ± 0.000001728 5.375 4.831/5.884 5.315 ± 0.5823
ea07 1342 1342/1342 1342 ± 0.00003081 5.13 4.911/6.129 5.423 ± 0.7068
ea08 1342 1342/1342 1342 ± 0.000008703 5.589 5.383/6.658 5.805 ± 0.8433
ea09 1342 1342/1342 1342 ± 0.00002769 5.121 4.899/5.558 5.251 ± 0.61
ea10 1342 1342/1342 1342 ± 0.00003778 4.702 4.484/4.938 4.618 ± 0.4434
ea11 1342 1342/1342 1342 ± 0.00004568 5.53 4.893/6.382 5.56 ± 0.8613
ea12 1342 1342/1342 1342 ± 0.00002783 5.14 4.835/5.816 5.232 ± 0.6431
ea14 1342 1342/1342 1342 ± 0.00004021 5.374 5.105/6.28 5.55 ± 0.7014
ea15 1342 1342/1342 1342 ± 0.00004323 5.413 5.291/6.283 5.581 ± 0.8081
ea16 1342 1342/1342 1342 ± 0 5.73 5.279/6.361 5.782 ± 0.7109
ea17 1342 1342/1342 1342 ± 0.00003434 5.694 5.23/6.514 5.847 ± 0.7911
ea18 1342 1342/1342 1342 ± 0.000007418 5.693 5.397/6.673 5.81 ± 0.8673
ea19 1342 1342/1342 1342 ± 0.00000665 5.31 5.16/6.23 5.474 ± 0.7074
ea20 1342 1342/1342 1342 ± 0 5.83 5.519/6.758 6.095 ± 0.6919
ea21 1342 1342/1342 1342 ± 0 5.056 4.93/5.772 5.273 ± 0.5497
ea22 1342 1342/1342 1342 ± 0.0000165 5.509 5.066/6.303 5.53 ± 0.7138
ea23 1342 1342/1342 1342 ± 0.00003683 5.561 5.041/6.316 5.625 ± 0.7565
ea24 1342 1342/1342 1342 ± 0 5.359 5.098/6.294 5.657 ± 0.6306
ea25 1342 1342/1342 1342 ± 0 5.879 5.407/6.613 6.07 ± 0.7808
ea27 1342 1342/1342 1342 ± 0 5.164 4.96/6.04 5.306 ± 0.7253
ea28 1342 1342/1342 1342 ± 0 5.814 5.581/6.69 6.063 ± 0.6597
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 5.262 5.022/5.355 5.205 ± 0.2551
5 1342 1342/1342 1342 ± 0.0000271 5.078 4.897/5.347 5.104 ± 0.3153
6 1342 1342/1342 1342 ± 0.00002348 5.165 4.914/5.436 5.177 ± 0.2702
7 1342 1342/1342 1342 ± 0.00002348 5.299 5.123/5.459 5.276 ± 0.2666
8 1342 1342/1342 1342 ± 0.00002348 5.248 5.025/5.486 5.245 ± 0.323
9 1342 1342/1342 1342 ± 0.00002348 5.539 5.377/5.826 5.546 ± 0.3307
10 1342 1342/1342 1342 ± 0.00002348 6.017 5.831/6.169 5.975 ± 0.3312
11 1342 1342/1342 1342 ± 0.00002348 6.304 6.129/6.511 6.258 ± 0.3464
12 1342 1342/1342 1342 ± 0.00002348 6.451 6.176/6.621 6.398 ± 0.4218
13 1342 1342/1342 1342 ± 0.00002348 6.683 6.398/6.972 6.659 ± 0.5423
14 1342 1342/1342 1342 ± 0.00002747 5.483 5.257/6.112 5.735 ± 0.6859
15 1342 1342/1342 1342 ± 0.00002348 6.257 5.955/6.625 6.23 ± 0.4877
16 1342 1342/1342 1342 ± 0.00005857 4.446 4.258/4.779 4.58 ± 0.5057
17 1342 1342/1342 1342 ± 0.0000585 4.35 4.182/4.591 4.436 ± 0.3898
output_dir
 
statwtmode
VLASS-SE
datacolumn
residual_data
vis
VLASS3.2.sb45458712.eb46169388.60476.06293818287_split_split.ms
overwrite_modelcol
False
Start time
2025-07-27 01:17:17.321
End
2025-07-27 02:15:41.836
Duration
0:58:24.515
Note, WebLog generation is not included in the time.

CASA logs for stage 8