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

Statwt Summary Plot

VLASS2.1.sb38490392.eb38577577.59079.6066271412_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 5.527 5.292/6.256 5.721 ± 0.6472
ea02 1342 1342/1342 1342 ± 0.00003744 5.894 5.466/6.707 6.011 ± 0.8011
ea04 1342 1342/1342 1342 ± 0 4.89 4.781/5.536 5.143 ± 0.5259
ea05 1342 1342/1342 1342 ± 0 5.025 4.862/5.7 5.313 ± 0.5698
ea06 1342 1342/1342 1342 ± 0 4.728 4.59/5.215 4.908 ± 0.4504
ea07 1342 1342/1342 1342 ± 0.00004176 5.66 5.246/6.014 5.656 ± 0.6647
ea08 1342 1342/1342 1342 ± 0.00004272 6.091 5.657/6.87 6.171 ± 0.8589
ea09 1342 1342/1342 1342 ± 0 5.458 5.086/6.097 5.62 ± 0.6341
ea10 1342 1342/1342 1342 ± 0.00003355 5.76 5.275/6.45 5.812 ± 0.6199
ea11 1342 1342/1342 1342 ± 0.00001897 5.604 5.188/6.282 5.681 ± 0.7537
ea12 1342 1342/1342 1342 ± 0 5.208 4.946/6.166 5.531 ± 0.7155
ea13 1342 1342/1342 1342 ± 0 5.617 5.375/5.999 5.723 ± 0.5315
ea14 1342 1342/1342 1342 ± 0.000006551 5.428 5.145/6.377 5.69 ± 0.7016
ea15 1342 1342/1342 1342 ± 0 5.001 4.793/5.84 5.325 ± 0.68
ea16 1342 1342/1342 1342 ± 0.000002284 5.56 5.167/6.231 5.697 ± 0.6671
ea17 1342 1342/1342 1342 ± 0.00003355 6.057 5.589/7.104 6.178 ± 0.798
ea18 0 N/A 0 ± N/A 0 N/A 0 ± N/A
ea19 1342 1342/1342 1342 ± 0 5.33 5.167/6.137 5.659 ± 0.6191
ea20 1342 1342/1342 1342 ± 0 5.502 5.316/6.34 5.786 ± 0.7391
ea21 1342 1342/1342 1342 ± 0.0000069 5.189 4.996/5.919 5.396 ± 0.5951
ea22 1342 1342/1342 1342 ± 0.000009526 5.507 5.256/6.514 5.795 ± 0.7071
ea23 1342 1342/1342 1342 ± 0.00003084 5.539 5.2/6.309 5.701 ± 0.7488
ea25 1342 1342/1342 1342 ± 0.00002515 5.588 5.325/6.317 5.773 ± 0.6815
ea26 1342 1342/1342 1342 ± 0 5.523 5.427/6.141 5.75 ± 0.5691
ea27 1342 1342/1342 1342 ± 0.00003361 5.604 5.483/6.518 5.836 ± 0.6687
ea28 1342 1342/1342 1342 ± 0.000009652 5.916 5.59/6.707 6.189 ± 0.6814
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 ± 0.00002393 5.428 5.209/5.593 5.363 ± 0.3044
5 1342 1342/1342 1342 ± 0.0000244 5.212 5.068/5.388 5.204 ± 0.2792
6 1342 1342/1342 1342 ± 0.00002393 5.272 5.139/5.548 5.296 ± 0.325
7 1342 1342/1342 1342 ± 0.00002393 5.294 5.088/5.46 5.247 ± 0.2937
8 1342 1342/1342 1342 ± 0.00002393 5.181 5.066/5.396 5.197 ± 0.3209
9 1342 1342/1342 1342 ± 0.00002393 5.492 5.189/5.668 5.461 ± 0.3592
10 1342 1342/1342 1342 ± 0.00002393 5.917 5.663/6.073 5.881 ± 0.3392
11 1342 1342/1342 1342 ± 0.00002393 6.12 5.938/6.338 6.125 ± 0.3491
12 1342 1342/1342 1342 ± 0.00002393 6.322 6.014/6.52 6.289 ± 0.3753
13 1342 1342/1342 1342 ± 0.00002393 6.748 6.534/6.88 6.686 ± 0.3275
14 1342 1342/1342 1342 ± 0.00002393 6.814 6.696/6.972 6.792 ± 0.3767
15 1342 1342/1342 1342 ± 0.00002398 6.356 5.92/6.626 6.286 ± 0.5347
16 1342 1342/1342 1342 ± 0.00005288 4.672 4.556/4.796 4.658 ± 0.1971
17 1342 1342/1342 1342 ± 0.00005685 4.779 4.618/4.904 4.77 ± 0.2127
overwrite_modelcol
False
vis
VLASS2.1.sb38490392.eb38577577.59079.6066271412_split_split.ms
datacolumn
residual_data
statwtmode
VLASS-SE
output_dir
 
Start time
2024-12-13 04:21:17.748
End
2024-12-13 05:28:32.134
Duration
1:07:14.385
Note, WebLog generation is not included in the time.

CASA logs for stage 8