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

Statwt Summary Plot

VLASS2.1.sb38504727.eb38659863.59113.352947384265_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 6.137 5.778/6.743 6.316 ± 0.5992
ea02 1342 1342/1342 1342 ± 0.00003207 6.359 6.002/7.086 6.561 ± 0.6702
ea04 1342 1342/1342 1342 ± 0.000008565 5.728 5.233/6.201 5.8 ± 0.5942
ea05 1342 1342/1342 1342 ± 0.000006343 5.894 5.399/6.526 5.947 ± 0.6548
ea06 1342 1342/1342 1342 ± 0.00001787 5.348 4.828/5.555 5.286 ± 0.4221
ea07 1342 1342/1342 1342 ± 0.00004368 6.043 5.711/6.627 6.339 ± 0.6898
ea08 1342 1342/1342 1342 ± 0.00003241 6.409 5.976/7.46 6.795 ± 0.8206
ea09 1342 1342/1342 1342 ± 0.00000425 6.079 5.627/6.781 6.236 ± 0.6516
ea10 1342 1342/1342 1342 ± 0.00004623 6.185 5.755/7.252 6.497 ± 0.7639
ea11 1342 1342/1342 1342 ± 0.00004416 6.187 5.619/6.991 6.411 ± 0.8081
ea12 1342 1342/1342 1342 ± 0.00001747 5.85 5.447/6.597 6.091 ± 0.6919
ea13 1342 1342/1342 1342 ± 0.000001895 6.528 6.132/7.059 6.526 ± 0.5454
ea14 1342 1342/1342 1342 ± 0.00003666 5.904 5.511/6.668 6.146 ± 0.6917
ea15 1342 1342/1342 1342 ± 0.000007296 6.058 5.278/6.541 6.095 ± 0.7585
ea16 1342 1342/1342 1342 ± 0.000007649 6.174 5.684/6.954 6.378 ± 0.828
ea17 1342 1342/1342 1342 ± 0.00004496 6.269 6.129/7.215 6.709 ± 0.7777
ea18 1342 1342/1342 1342 ± 0.00003925 5.452 5.163/5.978 5.602 ± 0.4933
ea19 1342 1342/1342 1342 ± 0.00001922 6.214 5.695/6.805 6.285 ± 0.6773
ea20 1342 1342/1342 1342 ± 0.00002492 6.08 5.856/7.06 6.446 ± 0.7057
ea21 1342 1342/1342 1342 ± 0.00002306 5.741 5.442/6.463 6.019 ± 0.6296
ea22 1342 1342/1342 1342 ± 0.00000571 6.252 5.389/6.551 6.112 ± 0.696
ea23 1342 1342/1342 1342 ± 0.00004094 5.995 5.711/6.871 6.374 ± 0.7779
ea25 1342 1342/1342 1342 ± 0.00004401 6.038 5.814/6.782 6.357 ± 0.7132
ea26 1342 1342/1342 1342 ± 0.000004691 6.52 5.863/7.173 6.591 ± 0.6914
ea27 1342 1342/1342 1342 ± 0.0000441 5.99 5.873/7.009 6.37 ± 0.6959
ea28 1342 1342/1342 1342 ± 0.00004401 6.248 6.014/7.162 6.608 ± 0.7285
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 ± 0.00002352 5.745 5.396/5.894 5.67 ± 0.3239
5 1342 1342/1342 1342 ± 0.00003909 5.559 5.372/5.723 5.581 ± 0.2719
6 1342 1342/1342 1342 ± 0.0000246 5.587 5.422/5.887 5.614 ± 0.2985
7 1342 1342/1342 1342 ± 0.00002414 5.655 5.426/5.863 5.621 ± 0.2984
8 1342 1342/1342 1342 ± 0.00002414 5.582 5.344/5.839 5.573 ± 0.3096
9 1342 1342/1342 1342 ± 0.00002734 5.949 5.471/6.054 5.788 ± 0.3723
10 1342 1342/1342 1342 ± 0.00002352 6.462 6.109/6.683 6.381 ± 0.4046
11 1342 1342/1342 1342 ± 0.00002352 6.6 6.501/6.912 6.615 ± 0.4244
12 1342 1342/1342 1342 ± 0.00002397 6.803 6.521/7.088 6.782 ± 0.443
13 1342 1342/1342 1342 ± 0.00002352 7.36 7.072/7.568 7.285 ± 0.4455
14 1342 1342/1342 1342 ± 0.00002352 7.537 7.348/7.816 7.492 ± 0.485
15 1342 1342/1342 1342 ± 0.0000257 6.924 6.752/7.187 6.882 ± 0.4468
16 1342 1342/1342 1342 ± 0.00006101 5.744 5.548/5.94 5.72 ± 0.311
17 1342 1342/1342 1342 ± 0.00006028 5.96 5.793/6.233 5.978 ± 0.365
vis
VLASS2.1.sb38504727.eb38659863.59113.352947384265_split_split.ms
datacolumn
residual_data
overwrite_modelcol
False
output_dir
 
statwtmode
VLASS-SE
Start time
2025-01-07 06:10:33.225
End
2025-01-07 07:23:09.164
Duration
1:12:35.939
Note, WebLog generation is not included in the time.

CASA logs for stage 8