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 5.923 5.477/6.255 5.836 ± 0.6963
ea02 1342 1342/1342 1342 ± 0.000001669 6.372 5.692/6.518 6.324 ± 0.6103
ea03 1342 1342/1342 1342 ± 0.000006228 6.038 5.433/6.649 6.087 ± 0.6297
ea04 1342 1342/1342 1342 ± 0.000006534 5.443 5.008/5.836 5.355 ± 0.7067
ea05 1342 1342/1342 1342 ± 0.00000284 5.65 5.284/6.35 5.78 ± 0.7638
ea06 1342 1342/1342 1342 ± 0.00000162 5.938 5.115/6.11 5.659 ± 0.7365
ea07 1342 1342/1342 1342 ± 0.000002802 6.028 5.225/6.233 5.808 ± 0.845
ea08 1342 1342/1342 1342 ± 0.000002805 6.5 5.686/6.776 6.309 ± 0.7991
ea09 1342 1342/1342 1342 ± 0 5.848 5.12/6.324 5.824 ± 0.6202
ea10 1342 1342/1342 1342 ± 0.000004283 5.418 5.003/6.051 5.485 ± 0.7008
ea11 1342 1342/1342 1342 ± 0.00001949 5.318 5.125/6.128 5.502 ± 0.7364
ea12 1342 1342/1342 1342 ± 0.000002846 5.489 5.388/6.265 5.681 ± 0.6469
ea13 1342 1342/1342 1342 ± 0.000004413 6.137 5.608/6.268 6.023 ± 0.6834
ea14 1342 1342/1342 1342 ± 0.00001118 5.919 5.61/6.545 5.951 ± 0.8146
ea15 1342 1342/1342 1342 ± 0.000004147 5.263 4.781/5.557 5.266 ± 0.4743
ea16 1342 1342/1342 1342 ± 0 6.148 5.662/6.62 6.224 ± 0.6404
ea17 1342 1342/1342 1342 ± 0.000002321 6.183 5.769/6.981 6.222 ± 0.8162
ea18 1342 1342/1342 1342 ± 0 6.58 5.973/7.236 6.518 ± 0.7975
ea19 1342 1342/1342 1342 ± 0.000002291 5.801 5.462/6.577 5.871 ± 0.7595
ea20 1342 1342/1342 1342 ± 0 6.191 5.542/6.573 6.145 ± 0.5553
ea21 1342 1342/1342 1342 ± 0.000001643 5.412 5.108/5.894 5.542 ± 0.5023
ea22 1342 1342/1342 1342 ± 0.000002321 6.463 5.968/6.893 6.353 ± 0.6945
ea23 1342 1342/1342 1342 ± 0 5.823 5.512/6.355 6.018 ± 0.6161
ea24 1342 1342/1342 1342 ± 0 6.096 5.283/6.367 5.87 ± 0.6881
ea25 1342 1342/1342 1342 ± 0 6.505 5.718/6.783 6.457 ± 0.7292
ea27 1342 1342/1342 1342 ± 0 5.786 5.328/6.375 5.827 ± 0.5581
ea28 1342 1342/1342 1342 ± 0 6.435 5.802/6.908 6.429 ± 0.6443
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 ± 0.00002315 5.489 5.246/5.682 5.467 ± 0.3216
3 1342 1342/1342 1342 ± 0.00003877 3.824 3.631/4.268 3.941 ± 0.4698
5 1342 1342/1342 1342 ± 0.00002315 5.478 5.138/5.667 5.448 ± 0.3751
6 1342 1342/1342 1342 ± 0.00002315 5.253 4.992/5.604 5.271 ± 0.3375
7 1342 1342/1342 1342 ± 0.00002315 5.468 5.182/5.66 5.434 ± 0.2853
8 1342 1342/1342 1342 ± 0.00002315 5.389 5.098/5.625 5.354 ± 0.3082
9 1342 1342/1342 1342 ± 0.00002315 5.637 5.49/5.896 5.662 ± 0.3281
10 1342 1342/1342 1342 ± 0.00002315 6.084 5.957/6.29 6.081 ± 0.3103
11 1342 1342/1342 1342 ± 0.00002315 6.266 6.068/6.478 6.275 ± 0.3152
12 1342 1342/1342 1342 ± 0.00002315 6.376 6.239/6.645 6.429 ± 0.3721
13 1342 1342/1342 1342 ± 0.00002315 6.971 6.575/7.18 6.886 ± 0.3834
14 1342 1342/1342 1342 ± 0.00002315 7.005 6.661/7.461 7.007 ± 0.4354
15 1342 1342/1342 1342 ± 0.00002315 6.72 6.411/7.109 6.707 ± 0.4418
16 1342 1342/1342 1342 ± 0.00002398 6.12 5.635/6.448 6.054 ± 0.4674
17 1342 1342/1342 1342 ± 0.00002347 6.136 5.688/6.336 6.029 ± 0.456
output_dir
 
statwtmode
VLASS-SE
overwrite_modelcol
False
vis
VLASS3.2.sb45520569.eb45733624.60429.987892812496_split_split.ms
datacolumn
residual_data
Start time
2025-08-03 04:17:26.508
End
2025-08-03 04:46:42.001
Duration
0:29:15.493
Note, WebLog generation is not included in the time.

CASA logs for stage 8