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 5.709 5.587/6.552 5.897 ± 0.7632
ea02 1342 1342/1342 1342 ± 0 5.995 5.548/6.452 6.036 ± 0.7558
ea03 1342 1342/1342 1342 ± 0 6.028 5.39/6.698 5.979 ± 0.7297
ea04 1342 1342/1342 1342 ± 0.000008938 5.309 4.976/5.951 5.374 ± 0.644
ea05 1342 1342/1342 1342 ± 0.000007538 5.596 5.328/6.403 5.729 ± 0.7317
ea06 1342 1342/1342 1342 ± 0 5.59 5.018/6.007 5.588 ± 0.6608
ea07 1342 1342/1342 1342 ± 0 5.731 5.067/6.115 5.639 ± 0.7972
ea08 1342 1342/1342 1342 ± 0 5.945 5.433/6.557 6.008 ± 0.6962
ea09 1342 1342/1342 1342 ± 0 5.591 5.1/6.316 5.616 ± 0.6588
ea10 1342 1342/1342 1342 ± 0 5.3 5.104/6.094 5.49 ± 0.6375
ea11 1342 1342/1342 1342 ± 0.00004173 5.535 5.013/6.353 5.557 ± 0.8312
ea12 1342 1342/1342 1342 ± 0.00003332 5.419 5.256/6.235 5.577 ± 0.6808
ea14 1342 1342/1342 1342 ± 0 5.729 5.473/6.51 5.893 ± 0.6453
ea15 1342 1342/1342 1342 ± 0.00002616 5.782 5.549/6.663 5.961 ± 0.8315
ea16 1342 1342/1342 1342 ± 0 5.985 5.622/6.652 6.104 ± 0.7021
ea17 1342 1342/1342 1342 ± 0 6.04 5.638/6.993 6.137 ± 0.7229
ea18 1342 1342/1342 1342 ± 0 6.415 5.788/7.034 6.309 ± 0.7564
ea19 1342 1342/1342 1342 ± 0.00003508 5.67 5.374/6.661 5.863 ± 0.7192
ea20 1342 1342/1342 1342 ± 0 6.181 5.889/7.03 6.314 ± 0.7508
ea22 1342 1342/1342 1342 ± 0 5.54 5.201/6.177 5.583 ± 0.6035
ea23 1342 1342/1342 1342 ± 0 5.615 5.422/6.36 5.846 ± 0.7194
ea24 1342 1342/1342 1342 ± 0 6.174 5.228/6.607 5.873 ± 0.7654
ea25 1342 1342/1342 1342 ± 0 6.402 5.597/6.882 6.282 ± 0.8784
ea27 1342 1342/1342 1342 ± 0 5.607 5.389/6.475 5.788 ± 0.6995
ea28 1342 1342/1342 1342 ± 0 6.242 5.771/7.1 6.306 ± 0.7668
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 5.457 5.273/5.694 5.499 ± 0.2907
3 1342 1342/1342 1342 ± 0.00002616 4.165 3.768/4.759 4.228 ± 0.5205
4 1342 1342/1342 1342 ± 0.00002853 4.735 4.582/4.896 4.718 ± 0.2845
5 1342 1342/1342 1342 ± 0.00002394 5.398 5.203/5.684 5.427 ± 0.3039
6 1342 1342/1342 1342 ± 0.00002394 5.37 5.104/5.561 5.326 ± 0.2506
7 1342 1342/1342 1342 ± 0.00002394 5.419 5.228/5.602 5.413 ± 0.2605
8 1342 1342/1342 1342 ± 0.00002394 5.375 5.165/5.551 5.377 ± 0.3014
9 1342 1342/1342 1342 ± 0.00002394 5.675 5.497/5.882 5.681 ± 0.2916
10 1342 1342/1342 1342 ± 0.00002394 6.162 5.949/6.29 6.141 ± 0.2645
11 1342 1342/1342 1342 ± 0.00002394 6.4 6.083/6.5 6.366 ± 0.2814
12 1342 1342/1342 1342 ± 0.00002394 6.521 6.341/6.671 6.533 ± 0.3291
13 1342 1342/1342 1342 ± 0.00002394 6.982 6.783/7.213 6.989 ± 0.3453
14 1342 1342/1342 1342 ± 0.00002394 6.934 6.577/7.279 6.957 ± 0.4286
15 1342 1342/1342 1342 ± 0.00002394 6.789 6.499/7.064 6.768 ± 0.3273
16 1342 1342/1342 1342 ± 0.00004086 5.722 5.514/6.137 5.832 ± 0.4349
17 1342 1342/1342 1342 ± 0.00004473 5.667 5.467/6.048 5.748 ± 0.3697
overwrite_modelcol
False
output_dir
 
vis
VLASS3.2.sb45489670.eb46132517.60459.18880607639_split_split.ms
datacolumn
residual_data
statwtmode
VLASS-SE
Start time
2025-07-31 04:04:25.949
End
2025-07-31 05:09:47.870
Duration
1:05:21.921
Note, WebLog generation is not included in the time.

CASA logs for stage 8