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

Statwt Summary Plot

VLASS3.2.sb45520569.eb45733624.60429.987892812496_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 6.091 5.589/6.54 6.085 ± 0.6151
ea02 1342 1342/1342 1342 ± 0 6.418 5.808/6.626 6.358 ± 0.6484
ea03 1342 1342/1342 1342 ± 0 6.175 5.557/6.783 6.194 ± 0.7074
ea04 1342 1342/1342 1342 ± 0 5.663 5.1/6.074 5.677 ± 0.5553
ea05 1342 1342/1342 1342 ± 0 5.954 5.431/6.703 6.064 ± 0.6442
ea06 1342 1342/1342 1342 ± 0 6.049 5.193/6.269 5.858 ± 0.6597
ea07 1342 1342/1342 1342 ± 0 6.204 5.313/6.376 6.047 ± 0.7013
ea08 1342 1342/1342 1342 ± 0 6.61 5.761/6.983 6.507 ± 0.6775
ea09 1342 1342/1342 1342 ± 0 5.993 5.246/6.499 5.99 ± 0.6561
ea10 1342 1342/1342 1342 ± 0 5.612 5.288/6.21 5.714 ± 0.5879
ea11 1342 1342/1342 1342 ± 0 5.485 5.195/6.278 5.727 ± 0.6299
ea12 1342 1342/1342 1342 ± 0 5.621 5.443/6.412 5.858 ± 0.6122
ea13 1342 1342/1342 1342 ± 0 6.298 5.676/6.396 6.138 ± 0.6245
ea14 1342 1342/1342 1342 ± 0 6.172 5.762/6.742 6.283 ± 0.6323
ea15 1342 1342/1342 1342 ± 0 5.347 4.824/5.602 5.297 ± 0.5144
ea16 1342 1342/1342 1342 ± 0 6.358 5.842/6.824 6.398 ± 0.6804
ea17 1342 1342/1342 1342 ± 0 6.368 5.886/7.227 6.454 ± 0.708
ea18 1342 1342/1342 1342 ± 0 6.716 6.06/7.355 6.674 ± 0.6803
ea19 1342 1342/1342 1342 ± 0.000002816 5.928 5.53/6.741 6.109 ± 0.6399
ea20 1342 1342/1342 1342 ± 0 6.573 5.927/6.995 6.504 ± 0.6224
ea21 1342 1342/1342 1342 ± 0 5.604 5.266/6.116 5.724 ± 0.5336
ea22 1342 1342/1342 1342 ± 0 6.648 6/7.146 6.543 ± 0.712
ea23 1342 1342/1342 1342 ± 0 6.035 5.601/6.511 6.15 ± 0.6844
ea24 1342 1342/1342 1342 ± 0 6.241 5.406/6.603 6.051 ± 0.6129
ea25 1342 1342/1342 1342 ± 0 6.656 5.837/7.038 6.603 ± 0.827
ea27 1342 1342/1342 1342 ± 0 5.921 5.489/6.565 6.02 ± 0.6009
ea28 1342 1342/1342 1342 ± 0 6.477 5.797/7.03 6.478 ± 0.6834
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 ± 0.00002322 5.596 5.364/5.81 5.606 ± 0.2948
3 1342 1342/1342 1342 ± 0.0000266 5.144 4.995/5.296 5.154 ± 0.2733
5 1342 1342/1342 1342 ± 0.00002322 5.54 5.289/5.74 5.511 ± 0.3636
6 1342 1342/1342 1342 ± 0.00002322 5.469 5.249/5.763 5.476 ± 0.3488
7 1342 1342/1342 1342 ± 0.00002322 5.59 5.283/5.763 5.546 ± 0.2943
8 1342 1342/1342 1342 ± 0.00002322 5.508 5.239/5.756 5.473 ± 0.3111
9 1342 1342/1342 1342 ± 0.00002322 5.751 5.622/6.084 5.792 ± 0.3389
10 1342 1342/1342 1342 ± 0.00002322 6.238 6.116/6.487 6.244 ± 0.3294
11 1342 1342/1342 1342 ± 0.00002322 6.47 6.213/6.633 6.447 ± 0.3212
12 1342 1342/1342 1342 ± 0.00002322 6.599 6.379/6.834 6.596 ± 0.3861
13 1342 1342/1342 1342 ± 0.00002322 7.167 6.739/7.368 7.053 ± 0.3936
14 1342 1342/1342 1342 ± 0.00002322 7.283 6.988/7.644 7.271 ± 0.4219
15 1342 1342/1342 1342 ± 0.00002322 7.044 6.675/7.286 6.928 ± 0.4274
16 1342 1342/1342 1342 ± 0.00002329 6.286 5.808/6.564 6.251 ± 0.4449
17 1342 1342/1342 1342 ± 0.00002324 6.314 6.014/6.528 6.221 ± 0.4255
statwtmode
VLASS-SE
datacolumn
residual_data
vis
VLASS3.2.sb45520569.eb45733624.60429.987892812496_split_split.ms
overwrite_modelcol
False
output_dir
 
Start time
2025-07-18 08:54:19.588
End
2025-07-18 09:47:17.447
Duration
0:52:57.860
Note, WebLog generation is not included in the time.

CASA logs for stage 8