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

Statwt Summary Plot

VLASS2.1.sb38545507.eb38638815.59102.13461381945_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 5.517 5.255/5.966 5.619 ± 0.4267
ea02 1342 1342/1342 1342 ± 0 5.759 5.371/6.313 5.895 ± 0.5176
ea04 1342 1342/1342 1342 ± 0 5.446 5.153/5.95 5.581 ± 0.4955
ea05 1342 1342/1342 1342 ± 0 5.301 5.028/5.674 5.354 ± 0.39
ea06 1342 1342/1342 1342 ± 0 4.844 4.738/5.185 4.925 ± 0.2754
ea07 1342 1342/1342 1342 ± 0 5.575 5.284/5.921 5.649 ± 0.4363
ea08 1342 1342/1342 1342 ± 0 5.615 5.291/6.15 5.708 ± 0.462
ea09 1342 1342/1342 1342 ± 0 5.339 5.03/5.728 5.388 ± 0.4141
ea10 1342 1342/1342 1342 ± 0.000001199 5.193 5.005/5.923 5.4 ± 0.4278
ea11 0 N/A 0 ± N/A 0 N/A 0 ± N/A
ea12 1342 1342/1342 1342 ± 0 5.655 5.314/5.982 5.725 ± 0.442
ea13 1342 1342/1342 1342 ± 0 5.975 5.598/6.104 5.914 ± 0.4232
ea14 1342 1342/1342 1342 ± 0 5.516 5.073/5.978 5.509 ± 0.5261
ea15 1342 1342/1342 1342 ± 0 5.768 5.272/6.176 5.789 ± 0.5601
ea16 1342 1342/1342 1342 ± 0 5.553 5.284/5.942 5.667 ± 0.4518
ea17 1342 1342/1342 1342 ± 0.000002337 5.397 5.285/5.781 5.536 ± 0.3581
ea18 1342 1342/1342 1342 ± 0 4.706 4.491/4.974 4.748 ± 0.3181
ea19 1342 1342/1342 1342 ± 0 5.419 5.1/5.798 5.449 ± 0.3605
ea20 0 N/A 0 ± N/A 0 N/A 0 ± N/A
ea21 1342 1342/1342 1342 ± 0 5.527 5.339/6.181 5.722 ± 0.4906
ea22 1342 1342/1342 1342 ± 0 4.941 4.75/5.499 5.07 ± 0.4589
ea23 1342 1342/1342 1342 ± 0 5.989 5.625/6.723 6.162 ± 0.6369
ea25 1342 1342/1342 1342 ± 0 5.597 5.347/6.133 5.738 ± 0.5205
ea26 1342 1342/1342 1342 ± 0 5.614 5.431/6.273 5.801 ± 0.4556
ea27 1342 1342/1342 1342 ± 0.00003185 5.266 5.042/5.853 5.39 ± 0.4251
ea28 1342 1342/1342 1342 ± 0 5.718 5.486/6.463 5.94 ± 0.5881
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 ± 0.0000245 5.353 5.229/5.493 5.333 ± 0.2544
3 1342 1342/1342 1342 ± 0.00002457 5.262 5.035/5.322 5.199 ± 0.2761
4 1342 1342/1342 1342 ± 0.00002909 4.97 4.787/5.267 5.002 ± 0.3111
5 1342 1342/1342 1342 ± 0.0000245 5.298 4.985/5.447 5.223 ± 0.3066
6 1342 1342/1342 1342 ± 0.0000245 5.116 5.008/5.337 5.137 ± 0.2652
7 1342 1342/1342 1342 ± 0.0000245 5.224 5.069/5.339 5.184 ± 0.2645
8 1342 1342/1342 1342 ± 0.0000245 5.203 4.993/5.35 5.132 ± 0.301
9 1342 1342/1342 1342 ± 0.0000245 5.419 5.182/5.593 5.36 ± 0.3407
10 1342 1342/1342 1342 ± 0.0000245 5.751 5.486/6.016 5.717 ± 0.3394
11 1342 1342/1342 1342 ± 0.0000245 5.878 5.746/6.134 5.89 ± 0.3439
12 1342 1342/1342 1342 ± 0.0000245 6.005 5.896/6.159 5.942 ± 0.5003
13 1342 1342/1342 1342 ± 0.0000245 6.385 6.074/6.579 6.335 ± 0.4389
14 1342 1342/1342 1342 ± 0.0000245 6.507 6.092/6.684 6.409 ± 0.4675
15 1342 1342/1342 1342 ± 0.0000245 6.146 5.766/6.308 6.052 ± 0.4379
16 1342 1342/1342 1342 ± 0.00003064 5.633 5.299/5.775 5.525 ± 0.3441
17 1342 1342/1342 1342 ± 0.00003032 5.502 5.266/5.705 5.466 ± 0.3611
output_dir
 
vis
VLASS2.1.sb38545507.eb38638815.59102.13461381945_split_split.ms
datacolumn
residual_data
overwrite_modelcol
False
statwtmode
VLASS-SE
Start time
2024-12-03 10:41:44.257
End
2024-12-03 11:34:24.894
Duration
0:52:40.637
Note, WebLog generation is not included in the time.

CASA logs for stage 8