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

Statwt Summary Plot

VLASS3.2.sb45603243.eb46103640.60451.43735429399_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 6.13 5.768/6.669 6.194 ± 0.7068
ea02 1342 1342/1342 1342 ± 0 6.367 5.678/6.49 6.29 ± 0.6129
ea03 1342 1342/1342 1342 ± 0 6.275 5.55/6.907 6.316 ± 0.7648
ea04 1342 1342/1342 1342 ± 0 5.622 5.117/6.079 5.693 ± 0.5579
ea05 1342 1342/1342 1342 ± 0 6.003 5.454/6.607 6.025 ± 0.7496
ea06 1342 1342/1342 1342 ± 0 6.155 5.227/6.341 5.906 ± 0.6641
ea07 1342 1342/1342 1342 ± 0 5.922 5.375/6.455 5.997 ± 0.7185
ea08 1342 1342/1342 1342 ± 0 6.558 5.818/6.957 6.535 ± 0.6947
ea09 1342 1342/1342 1342 ± 0 5.749 5.242/6.52 5.89 ± 0.6703
ea10 1342 1342/1342 1342 ± 0 5.77 5.31/6.277 5.738 ± 0.8054
ea11 1342 1342/1342 1342 ± 0 5.687 5.363/6.577 5.871 ± 0.7639
ea12 1342 1342/1342 1342 ± 0 5.69 5.354/6.236 5.828 ± 0.6869
ea13 1342 1342/1342 1342 ± 0 6.177 5.741/6.459 6.181 ± 0.5287
ea14 1342 1342/1342 1342 ± 0 6.165 5.633/6.59 6.156 ± 0.7185
ea15 1342 1342/1342 1342 ± 0 6.308 5.675/6.715 6.289 ± 0.7036
ea16 1342 1342/1342 1342 ± 0 6.302 5.866/6.814 6.419 ± 0.6683
ea17 1342 1342/1342 1342 ± 0 6.238 5.865/7.023 6.381 ± 0.8506
ea18 1342 1342/1342 1342 ± 0 6.43 5.973/7.063 6.55 ± 0.7008
ea19 1342 1342/1342 1342 ± 0 6.07 5.591/6.623 6.166 ± 0.6976
ea20 1342 1342/1342 1342 ± 0 6.1 5.8/6.165 5.963 ± 0.386
ea21 1342 1342/1342 1342 ± 0 5.492 5.131/5.904 5.565 ± 0.5002
ea22 1342 1342/1342 1342 ± 0 6.013 5.552/6.441 6.052 ± 0.6437
ea23 1342 1342/1342 1342 ± 0 6.168 5.523/6.361 6.098 ± 0.6412
ea24 1342 1342/1342 1342 ± 0 6.379 5.466/6.804 6.157 ± 0.6618
ea25 1342 1342/1342 1342 ± 0 6.645 5.853/7.244 6.632 ± 0.8457
ea27 1342 1342/1342 1342 ± 0 6.044 5.432/6.474 5.972 ± 0.5829
ea28 1342 1342/1342 1342 ± 0 6.553 5.848/7.166 6.536 ± 0.7005
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 ± 0.00002305 5.594 5.431/5.788 5.614 ± 0.27
3 1342 1342/1342 1342 ± 0.00003298 4.555 4.406/5.076 4.764 ± 0.6033
4 1342 1342/1342 1342 ± 0.00002305 5.436 5.283/5.739 5.496 ± 0.3113
5 1342 1342/1342 1342 ± 0.00002305 5.556 5.303/5.838 5.602 ± 0.3076
6 1342 1342/1342 1342 ± 0.00002305 5.548 5.2/5.697 5.471 ± 0.2836
7 1342 1342/1342 1342 ± 0.00002305 5.584 5.436/5.811 5.597 ± 0.2593
8 1342 1342/1342 1342 ± 0.00002305 5.553 5.262/5.687 5.52 ± 0.3007
9 1342 1342/1342 1342 ± 0.00002305 5.831 5.671/6.03 5.831 ± 0.3095
10 1342 1342/1342 1342 ± 0.00002348 6.304 6.146/6.394 6.267 ± 0.2703
11 1342 1342/1342 1342 ± 0.00002348 6.522 6.262/6.697 6.486 ± 0.2891
12 1342 1342/1342 1342 ± 0.00002348 6.622 6.411/6.819 6.634 ± 0.3392
13 1342 1342/1342 1342 ± 0.00002348 7.112 6.851/7.393 7.108 ± 0.3492
14 1342 1342/1342 1342 ± 0.00002348 7.363 7.114/7.61 7.34 ± 0.3672
15 1342 1342/1342 1342 ± 0.00002348 7.04 6.724/7.334 7.034 ± 0.3706
16 1342 1342/1342 1342 ± 0.00002348 6.399 6.087/6.753 6.4 ± 0.4081
17 1342 1342/1342 1342 ± 0.00002348 6.338 6.115/6.618 6.347 ± 0.3873
datacolumn
residual_data
statwtmode
VLASS-SE
overwrite_modelcol
False
output_dir
 
vis
VLASS3.2.sb45603243.eb46103640.60451.43735429399_split_split.ms
Start time
2025-07-30 09:58:06.733
End
2025-07-30 11:17:41.815
Duration
1:19:35.082
Note, WebLog generation is not included in the time.

CASA logs for stage 8