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

Statwt Summary Plot

VLASS2.1.sb38663900.eb38831428.59145.025327407406_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 5.36 5.22/5.92 5.435 ± 0.7018
ea02 1342 1342/1342 1342 ± 0.00004297 5.849 5.302/6.389 5.689 ± 0.8591
ea03 1342 1342/1342 1342 ± 0.000001691 4.909 4.572/5.708 5.051 ± 0.6921
ea04 1342 1342/1342 1342 ± 0.00000686 5.4 5.089/6.048 5.398 ± 0.8279
ea05 1342 1342/1342 1342 ± 0.00001253 5.414 5.111/6.379 5.602 ± 0.8285
ea06 1342 1342/1342 1342 ± 0 4.291 4.122/4.844 4.353 ± 0.5178
ea07 1342 1342/1342 1342 ± 0.00004272 5.611 5.307/6.157 5.598 ± 0.7737
ea08 1342 1342/1342 1342 ± 0.00004394 5.862 5.459/6.642 5.846 ± 0.9389
ea09 1342 1342/1342 1342 ± 0.000002929 5.43 5.044/6.002 5.441 ± 0.7537
ea10 1342 1342/1342 1342 ± 0.00004335 5.59 5.25/6.55 5.663 ± 0.8847
ea11 1342 1342/1342 1342 ± 0 5.567 4.959/6.315 5.584 ± 0.9366
ea12 1342 1342/1342 1342 ± 0.0000284 5.517 5.289/6.567 5.699 ± 0.9518
ea13 1342 1342/1342 1342 ± 0.00001497 5.895 5.548/6.264 5.755 ± 0.7608
ea14 1342 1342/1342 1342 ± 0.0000136 5.539 5.038/6.355 5.545 ± 0.8605
ea15 1342 1342/1342 1342 ± 0 3.731 3.569/4.571 3.937 ± 0.7378
ea16 1342 1342/1342 1342 ± 0.00002106 5.774 5.423/6.575 5.789 ± 0.9457
ea17 1342 1342/1342 1342 ± 0 6.046 5.599/7.284 6.132 ± 1.044
ea18 1342 1342/1342 1342 ± 0.00004222 4.721 4.451/5.403 4.795 ± 0.5982
ea19 1342 1342/1342 1342 ± 0.000006432 5.362 5.116/6.251 5.552 ± 0.7673
ea20 1342 1342/1342 1342 ± 0 5.858 5.798/7.003 6.053 ± 1.006
ea21 1342 1342/1342 1342 ± 0.00001883 5.513 5.025/6.304 5.559 ± 0.8672
ea23 1342 1342/1342 1342 ± 0.00003617 5.398 5.288/5.546 5.224 ± 0.6246
ea24 1342 1342/1342 1342 ± 0.00003666 5.5 5.142/6.248 5.522 ± 0.7716
ea25 1342 1342/1342 1342 ± 0.00004373 5.468 5.169/6.067 5.446 ± 0.8014
ea26 1342 1342/1342 1342 ± 0.00002224 5.77 5.449/6.53 5.805 ± 0.8833
ea27 0 N/A 0 ± N/A 0 N/A 0 ± N/A
ea28 1342 1342/1342 1342 ± 0.00004596 5.287 5.111/6.087 5.39 ± 0.7637
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 ± 0.00002351 5.308 5.007/5.495 5.187 ± 0.4531
5 1342 1342/1342 1342 ± 0.00002351 5.343 5.052/5.489 5.24 ± 0.5201
6 1342 1342/1342 1342 ± 0.00002351 5.278 4.986/5.45 5.128 ± 0.489
7 1342 1342/1342 1342 ± 0.00002351 5.269 5.111/5.459 5.184 ± 0.4785
8 1342 1342/1342 1342 ± 0.00002351 5.278 5.123/5.419 5.182 ± 0.49
9 1342 1342/1342 1342 ± 0.00002351 5.565 5.298/5.845 5.453 ± 0.5284
10 1342 1342/1342 1342 ± 0.00002351 5.92 5.653/6.142 5.781 ± 0.5843
11 1342 1342/1342 1342 ± 0.00002351 6.145 5.981/6.31 6.058 ± 0.527
12 1342 1342/1342 1342 ± 0.00002351 6.315 6.144/6.577 6.243 ± 0.5782
13 1342 1342/1342 1342 ± 0.00002358 6.556 6.281/6.818 6.472 ± 0.5607
14 1342 1342/1342 1342 ± 0.00003061 6.268 5.766/6.703 6.255 ± 0.658
15 1342 1342/1342 1342 ± 0.00002351 6.491 6.162/6.847 6.346 ± 0.7237
16 1342 1342/1342 1342 ± 0.00006078 3.916 3.781/4.021 3.843 ± 0.3167
17 1342 1342/1342 1342 ± 0.0000591 4.045 3.938/4.161 3.998 ± 0.3043
datacolumn
residual_data
overwrite_modelcol
False
vis
VLASS2.1.sb38663900.eb38831428.59145.025327407406_split_split.ms
statwtmode
VLASS-SE
output_dir
 
Start time
2025-01-11 08:19:22.697
End
2025-01-11 09:17:42.482
Duration
0:58:19.784
Note, WebLog generation is not included in the time.

CASA logs for stage 8