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

Statwt Summary Plot

VLASS2.1.sb38539165.eb38696919.59128.74249967592_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 5.708 5.118/6.024 5.596 ± 0.5604
ea02 1342 1342/1342 1342 ± 0.00002203 5.717 5.35/6.491 5.88 ± 0.6562
ea03 1342 1342/1342 1342 ± 0 5.361 4.632/5.908 5.248 ± 0.6417
ea04 1342 1342/1342 1342 ± 0 5.558 5.062/6.038 5.607 ± 0.5757
ea05 1342 1342/1342 1342 ± 0 5.836 5.276/6.456 5.806 ± 0.6173
ea06 1342 1342/1342 1342 ± 0 5.05 4.779/5.444 5.105 ± 0.3812
ea07 1342 1342/1342 1342 ± 0 5.931 5.396/6.272 5.935 ± 0.6286
ea08 1342 1342/1342 1342 ± 0.000003859 5.869 5.488/6.67 6.041 ± 0.7044
ea09 1342 1342/1342 1342 ± 0 5.681 5.169/6.414 5.741 ± 0.6647
ea10 1342 1342/1342 1342 ± 0 5.822 5.241/6.568 5.841 ± 0.6824
ea11 1342 1342/1342 1342 ± 0 6.251 5.856/6.617 6.247 ± 0.6799
ea12 1342 1342/1342 1342 ± 0 5.811 5.316/6.293 5.811 ± 0.586
ea13 1342 1342/1342 1342 ± 0 6.15 5.673/6.339 6.056 ± 0.5572
ea14 1342 1342/1342 1342 ± 0 6.073 5.318/6.458 5.888 ± 0.7028
ea15 1342 1342/1342 1342 ± 0 5.771 5.14/6.232 5.746 ± 0.7041
ea16 1342 1342/1342 1342 ± 0 6.241 5.648/6.796 6.21 ± 0.7753
ea17 1342 1342/1342 1342 ± 0.00001499 6.251 5.741/7.038 6.342 ± 0.7046
ea18 1342 1342/1342 1342 ± 0.000001514 5.01 4.606/5.494 5.029 ± 0.5248
ea19 1342 1342/1342 1342 ± 0 6.007 5.375/6.571 5.944 ± 0.6271
ea21 1342 1342/1342 1342 ± 0 5.742 5.309/6.367 5.833 ± 0.6131
ea22 1342 1342/1342 1342 ± 0 5.462 5.134/6.327 5.654 ± 0.6571
ea23 1342 1342/1342 1342 ± 0 6.049 5.499/6.622 6.034 ± 0.7156
ea25 1342 1342/1342 1342 ± 0.00000755 5.689 5.224/6.239 5.745 ± 0.6004
ea26 1342 1342/1342 1342 ± 0 6.049 5.464/6.825 6.051 ± 0.7458
ea27 1342 1342/1342 1342 ± 0.00001933 5.56 5.249/6.43 5.766 ± 0.6257
ea28 1342 1342/1342 1342 ± 0 5.331 5.13/6.158 5.557 ± 0.625
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 5.291 5.114/5.461 5.253 ± 0.2636
3 1342 1342/1342 1342 ± 0.00002658 4.962 4.724/5.185 4.952 ± 0.2918
4 1342 1342/1342 1342 ± 0.00002576 5.064 4.84/5.274 5.045 ± 0.3757
5 1342 1342/1342 1342 ± 0.00002393 5.255 5.02/5.33 5.2 ± 0.3153
6 1342 1342/1342 1342 ± 0.00002393 5.361 5.125/5.426 5.268 ± 0.3055
7 1342 1342/1342 1342 ± 0.00002393 5.278 5.15/5.388 5.276 ± 0.2704
8 1342 1342/1342 1342 ± 0.00002393 5.203 5.094/5.435 5.245 ± 0.3024
9 1342 1342/1342 1342 ± 0.00002393 5.558 5.328/5.844 5.548 ± 0.3426
10 1342 1342/1342 1342 ± 0.00002393 6.02 5.766/6.225 5.958 ± 0.3397
11 1342 1342/1342 1342 ± 0.00002352 6.238 6.04/6.418 6.19 ± 0.3325
12 1342 1342/1342 1342 ± 0.00002393 6.38 6.186/6.536 6.351 ± 0.3658
13 1342 1342/1342 1342 ± 0.00002393 6.826 6.638/6.955 6.777 ± 0.4017
14 1342 1342/1342 1342 ± 0.00002352 6.964 6.803/7.215 6.943 ± 0.4332
15 1342 1342/1342 1342 ± 0.00002393 6.617 6.42/6.824 6.553 ± 0.4175
16 1342 1342/1342 1342 ± 0.00002646 5.952 5.666/6.124 5.901 ± 0.3669
17 1342 1342/1342 1342 ± 0.00002589 5.845 5.735/6.105 5.877 ± 0.3467
overwrite_modelcol
False
statwtmode
VLASS-SE
output_dir
 
datacolumn
residual_data
vis
VLASS2.1.sb38539165.eb38696919.59128.74249967592_split_split.ms
Start time
2024-11-15 14:01:07.316
End
2024-11-15 15:07:20.624
Duration
1:06:13.308
Note, WebLog generation is not included in the time.

CASA logs for stage 8