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

Statwt Summary Plot

VLASS3.2.sb45489670.eb46132517.60459.18880607639_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 5.736 5.617/6.486 5.915 ± 0.6979
ea02 1342 1342/1342 1342 ± 0 6.025 5.523/6.412 6.047 ± 0.744
ea03 1342 1342/1342 1342 ± 0 6.05 5.375/6.652 5.963 ± 0.7143
ea04 1342 1342/1342 1342 ± 0.000004535 5.336 4.896/5.947 5.381 ± 0.6001
ea05 1342 1342/1342 1342 ± 0.000006186 5.512 5.123/6.374 5.656 ± 0.7405
ea06 1342 1342/1342 1342 ± 0 5.653 5.041/5.978 5.584 ± 0.6487
ea07 1342 1342/1342 1342 ± 0 5.818 5.08/6.146 5.688 ± 0.8023
ea08 1342 1342/1342 1342 ± 0 5.973 5.384/6.462 5.954 ± 0.7231
ea09 1342 1342/1342 1342 ± 0.000004116 5.591 5.043/6.284 5.629 ± 0.694
ea10 1342 1342/1342 1342 ± 0 5.309 5.127/6.028 5.485 ± 0.6047
ea11 1342 1342/1342 1342 ± 0.00002473 5.462 4.943/6.302 5.514 ± 0.8336
ea12 1342 1342/1342 1342 ± 0.000005498 5.337 5.229/6.225 5.57 ± 0.6051
ea14 1342 1342/1342 1342 ± 0.000004642 5.638 5.389/6.383 5.809 ± 0.6564
ea15 1342 1342/1342 1342 ± 0.000008461 5.958 5.486/6.613 6.028 ± 0.8212
ea16 1342 1342/1342 1342 ± 0 5.914 5.543/6.58 6.02 ± 0.7007
ea17 1342 1342/1342 1342 ± 0 6.027 5.596/6.9 6.117 ± 0.6943
ea18 1342 1342/1342 1342 ± 0 6.397 5.758/7.028 6.296 ± 0.781
ea19 1342 1342/1342 1342 ± 0.000004512 5.624 5.291/6.594 5.825 ± 0.6998
ea20 1342 1342/1342 1342 ± 0.000003497 6.472 5.766/6.99 6.298 ± 0.7844
ea22 1342 1342/1342 1342 ± 0 5.564 5.149/6.117 5.569 ± 0.5918
ea23 1342 1342/1342 1342 ± 0.000009051 5.54 5.386/6.313 5.817 ± 0.7077
ea24 1342 1342/1342 1342 ± 0.000002461 6.055 5.024/6.473 5.739 ± 0.7941
ea25 1342 1342/1342 1342 ± 0 6.411 5.537/6.834 6.273 ± 0.8596
ea27 1342 1342/1342 1342 ± 0 5.577 5.212/6.393 5.745 ± 0.6685
ea28 1342 1342/1342 1342 ± 0.000001548 6.372 5.702/7.005 6.299 ± 0.7862
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 ± 0.00002394 5.419 5.225/5.63 5.447 ± 0.3023
3 1342 1342/1342 1342 ± 0.00002955 3.671 3.204/4.056 3.651 ± 0.547
4 1342 1342/1342 1342 ± 0.00002999 4.595 4.38/4.737 4.565 ± 0.2881
5 1342 1342/1342 1342 ± 0.00002393 5.377 5.077/5.646 5.376 ± 0.3129
6 1342 1342/1342 1342 ± 0.00002393 5.155 4.99/5.374 5.169 ± 0.2709
7 1342 1342/1342 1342 ± 0.00002393 5.348 5.131/5.525 5.334 ± 0.2529
8 1342 1342/1342 1342 ± 0.00002393 5.329 5.087/5.511 5.312 ± 0.2974
9 1342 1342/1342 1342 ± 0.00002393 5.623 5.468/5.829 5.609 ± 0.2858
10 1342 1342/1342 1342 ± 0.00002393 6.092 5.928/6.204 6.076 ± 0.2463
11 1342 1342/1342 1342 ± 0.00002393 6.336 6.085/6.45 6.301 ± 0.2724
12 1342 1342/1342 1342 ± 0.00002393 6.44 6.294/6.612 6.474 ± 0.3115
13 1342 1342/1342 1342 ± 0.00002393 6.912 6.736/7.125 6.938 ± 0.3424
14 1342 1342/1342 1342 ± 0.00002393 6.915 6.596/7.28 6.938 ± 0.4317
15 1342 1342/1342 1342 ± 0.00002393 6.748 6.406/7.019 6.703 ± 0.3416
16 1342 1342/1342 1342 ± 0.00002499 5.947 5.491/6.162 5.889 ± 0.4722
17 1342 1342/1342 1342 ± 0.0000271 5.808 5.476/6.051 5.807 ± 0.4059
vis
VLASS3.2.sb45489670.eb46132517.60459.18880607639_split_split.ms
output_dir
 
overwrite_modelcol
False
datacolumn
residual_data
statwtmode
VLASS-SE
Start time
2025-07-31 04:22:43.698
End
2025-07-31 05:29:06.656
Duration
1:06:22.958
Note, WebLog generation is not included in the time.

CASA logs for stage 8