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

Statwt Summary Plot

VLASS2.1.sb38461639.eb38575724.59076.48643795139_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 5.281 5.173/6.204 5.57 ± 0.7683
ea02 1342 1342/1342 1342 ± 0.00003725 5.845 5.213/6.657 5.884 ± 0.9642
ea04 1342 1342/1342 1342 ± 0.00003442 5.418 5.023/6.138 5.508 ± 0.7651
ea05 1342 1342/1342 1342 ± 0.00001749 5.426 5.018/6.538 5.668 ± 0.9526
ea06 1342 1342/1342 1342 ± 0.00003407 4.865 4.547/5.305 4.879 ± 0.5536
ea07 1342 1342/1342 1342 ± 0.0000358 5.871 5.345/6.33 5.833 ± 0.9022
ea08 1342 1342/1342 1342 ± 0.00003656 6.126 5.51/6.942 6.198 ± 1.03
ea09 1342 1342/1342 1342 ± 0.00002649 5.53 4.984/6.43 5.589 ± 0.9428
ea10 1342 1342/1342 1342 ± 0.00003623 5.756 5.144/6.547 5.764 ± 0.908
ea11 1342 1342/1342 1342 ± 0.00003728 5.848 5.16/6.574 5.803 ± 0.8826
ea12 1342 1342/1342 1342 ± 0.00003772 5.576 5.179/6.603 5.767 ± 0.9262
ea13 1342 1342/1342 1342 ± 0.00001866 5.666 5.433/6.352 5.911 ± 0.9367
ea14 1342 1342/1342 1342 ± 0.00003159 5.737 5.339/6.733 5.949 ± 0.9975
ea15 1342 1342/1342 1342 ± 0.00003127 5.38 5.024/6.291 5.683 ± 0.8947
ea16 1342 1342/1342 1342 ± 0.00002587 5.82 5.28/6.71 5.906 ± 1.057
ea17 1342 1342/1342 1342 ± 0.00003727 6.088 5.613/7.1 6.138 ± 0.9651
ea18 1342 1342/1342 1342 ± 0.00003647 4.938 4.693/5.757 5.08 ± 0.6756
ea19 1342 1342/1342 1342 ± 0.00001194 5.725 5.361/6.785 5.942 ± 1.013
ea20 1342 1342/1342 1342 ± 0.00003753 5.865 5.654/6.892 6.099 ± 0.9479
ea21 1342 1342/1342 1342 ± 0.00002674 5.562 5.229/6.425 5.741 ± 0.9533
ea22 1342 1342/1342 1342 ± 0.00003749 5.341 4.924/6.46 5.627 ± 0.9908
ea23 1342 1342/1342 1342 ± 0.0000347 5.882 5.499/6.731 6.016 ± 0.984
ea25 1342 1342/1342 1342 ± 0.00003736 5.543 5.204/6.431 5.674 ± 0.8474
ea27 1342 1342/1342 1342 ± 0.000038 5.566 5.284/6.539 5.729 ± 0.8703
ea28 1342 1342/1342 1342 ± 0.00003816 5.751 5.392/6.67 5.94 ± 0.9282
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 ± 0.00002396 5.428 5.231/5.603 5.386 ± 0.2751
5 1342 1342/1342 1342 ± 0.00002396 5.345 5.175/5.567 5.341 ± 0.4113
6 1342 1342/1342 1342 ± 0.00002394 5.229 5.028/5.329 5.168 ± 0.2654
7 1342 1342/1342 1342 ± 0.00002394 5.201 5.084/5.362 5.201 ± 0.2521
8 1342 1342/1342 1342 ± 0.00002394 5.269 5.06/5.408 5.226 ± 0.3015
9 1342 1342/1342 1342 ± 0.00002394 5.646 5.37/5.843 5.56 ± 0.3503
10 1342 1342/1342 1342 ± 0.00002394 6.102 5.864/6.199 6.013 ± 0.3268
11 1342 1342/1342 1342 ± 0.00002394 6.312 6.189/6.53 6.312 ± 0.3498
12 1342 1342/1342 1342 ± 0.00002394 6.579 6.346/6.713 6.522 ± 0.3676
13 1342 1342/1342 1342 ± 0.00002443 6.75 6.48/6.95 6.649 ± 0.4216
14 1342 1342/1342 1342 ± 0.00002394 7.196 6.917/7.462 7.093 ± 0.5123
15 1342 1342/1342 1342 ± 0.00004001 6.837 6.6/7.151 6.762 ± 0.5799
16 1342 1342/1342 1342 ± 0.00005274 3.903 3.801/4.011 3.904 ± 0.1833
17 1342 1342/1342 1342 ± 0.0000504 3.881 3.737/4.053 3.901 ± 0.2437
vis
VLASS2.1.sb38461639.eb38575724.59076.48643795139_split_split.ms
overwrite_modelcol
False
datacolumn
residual_data
output_dir
 
statwtmode
VLASS-SE
Start time
2025-02-19 15:26:48.947
End
2025-02-19 16:17:39.115
Duration
0:50:50.169
Note, WebLog generation is not included in the time.

CASA logs for stage 8