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

Statwt Summary Plot

VLASS2.1.sb38483282.eb38504007.59045.97679461805_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 5.945 5.347/6.291 5.838 ± 0.5674
ea02 1342 1342/1342 1342 ± 0 5.894 5.498/6.64 6.045 ± 0.6641
ea04 1342 1342/1342 1342 ± 0 5.64 5.248/6.195 5.739 ± 0.5568
ea05 1342 1342/1342 1342 ± 0 6.04 5.505/6.673 6.025 ± 0.6236
ea06 1342 1342/1342 1342 ± 0 5.682 5.12/6.051 5.619 ± 0.5193
ea07 1342 1342/1342 1342 ± 0 5.344 5.203/5.515 5.354 ± 0.193
ea08 1342 1342/1342 1342 ± 0.00000216 5.975 5.693/6.805 6.252 ± 0.6887
ea09 1342 1342/1342 1342 ± 0 5.137 4.955/5.761 5.324 ± 0.4564
ea10 0 N/A 0 ± N/A 0 N/A 0 ± N/A
ea11 1342 1342/1342 1342 ± 0 5.846 5.44/6.539 6.012 ± 0.6232
ea13 1342 1342/1342 1342 ± 0 6.229 5.884/6.427 6.256 ± 0.4873
ea14 1342 1342/1342 1342 ± 0 6.192 5.501/6.643 6.128 ± 0.6806
ea15 1342 1342/1342 1342 ± 0 6.028 5.453/6.525 6.07 ± 0.6953
ea16 1342 1342/1342 1342 ± 0 6.237 5.748/6.805 6.332 ± 0.7254
ea17 1342 1342/1342 1342 ± 0.000007698 5.724 5.619/5.889 5.755 ± 0.1565
ea18 1342 1342/1342 1342 ± 0.000001531 5.307 4.899/5.815 5.334 ± 0.5248
ea19 1342 1342/1342 1342 ± 0 5.735 5.695/5.913 5.795 ± 0.104
ea20 1342 1342/1342 1342 ± 0 6.43 5.825/6.964 6.361 ± 0.6548
ea21 1342 1342/1342 1342 ± 0 5.931 5.505/6.436 6 ± 0.5683
ea22 1342 1342/1342 1342 ± 0 5.517 5.275/6.517 5.839 ± 0.6603
ea23 1342 1342/1342 1342 ± 0 6.231 5.583/6.68 6.185 ± 0.6823
ea24 1342 1342/1342 1342 ± 0 6.007 5.156/6.433 5.787 ± 0.6235
ea25 1342 1342/1342 1342 ± 0.000005407 5.7 5.464/6.471 5.955 ± 0.6131
ea26 1342 1342/1342 1342 ± 0 6.159 5.786/7.035 6.312 ± 0.6997
ea27 1342 1342/1342 1342 ± 0.000001542 5.515 5.325/5.638 5.488 ± 0.16
ea28 1342 1342/1342 1342 ± 0.00004012 5.869 5.519/6.571 6.03 ± 0.6623
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 ± 0.00002397 5.49 5.326/5.659 5.484 ± 0.2404
3 1342 1342/1342 1342 ± 0.00002469 5.368 5.16/5.607 5.384 ± 0.2776
4 1342 1342/1342 1342 ± 0.00002593 5.326 5.151/5.506 5.296 ± 0.3199
5 1342 1342/1342 1342 ± 0.00002397 5.489 5.323/5.709 5.49 ± 0.3077
6 1342 1342/1342 1342 ± 0.00002408 5.474 5.239/5.65 5.443 ± 0.2787
7 1342 1342/1342 1342 ± 0.00002397 5.472 5.259/5.699 5.472 ± 0.2712
8 1342 1342/1342 1342 ± 0.00002397 5.506 5.195/5.612 5.416 ± 0.2986
9 1342 1342/1342 1342 ± 0.00002402 5.736 5.572/5.974 5.709 ± 0.3264
10 1342 1342/1342 1342 ± 0.00002606 6.199 6.009/6.299 6.115 ± 0.3325
11 1342 1342/1342 1342 ± 0.00002606 6.432 6.297/6.512 6.352 ± 0.3231
12 1342 1342/1342 1342 ± 0.00002606 6.524 6.386/6.687 6.489 ± 0.3346
13 1342 1342/1342 1342 ± 0.00002606 7.033 6.633/7.188 6.926 ± 0.397
14 1342 1342/1342 1342 ± 0.00002606 7.22 6.952/7.382 7.133 ± 0.4124
15 1342 1342/1342 1342 ± 0.00002606 6.899 6.562/7.057 6.782 ± 0.4346
16 1342 1342/1342 1342 ± 0.00003573 6.011 5.675/6.252 5.979 ± 0.4063
17 1342 1342/1342 1342 ± 0.00003559 5.976 5.742/6.306 6.011 ± 0.3583
datacolumn
residual_data
statwtmode
VLASS-SE
output_dir
 
overwrite_modelcol
False
vis
VLASS2.1.sb38483282.eb38504007.59045.97679461805_split_split.ms
Start time
2024-04-13 06:54:59.578
End
2024-04-13 08:09:06.895
Duration
1:14:07.316
Note, WebLog generation is not included in the time.

CASA logs for stage 7