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

Statwt Summary Plot

VLASS2.2.sb41027522.eb41031268.59557.25108456019_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 6.003 5.754/6.805 6.223 ± 0.769
ea03 1342 1342/1342 1342 ± 0.000003326 5.49 4.986/6.427 5.658 ± 0.8595
ea04 1342 1342/1342 1342 ± 0 5.644 5.199/6.444 5.81 ± 0.8171
ea05 1342 1342/1342 1342 ± 0 6.107 5.497/7.003 6.255 ± 0.762
ea06 1342 1342/1342 1342 ± 0 6.067 5.42/6.567 6.024 ± 0.7713
ea07 1342 1342/1342 1342 ± 0 6.047 5.404/6.484 5.991 ± 0.8023
ea08 1342 1342/1342 1342 ± 0.000002886 5.868 5.368/6.745 5.978 ± 0.8497
ea09 1342 1342/1342 1342 ± 0 5.94 5.431/6.729 6.055 ± 0.8683
ea10 1342 1342/1342 1342 ± 0 6.396 5.53/7.067 6.247 ± 0.8458
ea11 1342 1342/1342 1342 ± 0 6.361 5.265/6.703 6.083 ± 0.8667
ea12 1342 1342/1342 1342 ± 0 6.446 5.574/6.874 6.306 ± 0.8649
ea13 1342 1342/1342 1342 ± 0 5.642 5.528/6.229 5.822 ± 0.6062
ea14 1342 1342/1342 1342 ± 0.000003114 6.174 5.589/6.847 6.203 ± 0.9011
ea15 1342 1342/1342 1342 ± 0 5.791 5.299/6.373 5.823 ± 0.7784
ea16 1342 1342/1342 1342 ± 0 6.408 5.717/6.934 6.261 ± 0.9279
ea17 1342 1342/1342 1342 ± 0 6.69 6.103/7.701 6.763 ± 0.9317
ea18 1342 1342/1342 1342 ± 0 5.142 4.668/5.515 5.154 ± 0.5117
ea19 1342 1342/1342 1342 ± 0 6.257 5.712/6.971 6.325 ± 0.9097
ea20 1342 1342/1342 1342 ± 0 5.908 5.396/6.605 5.961 ± 0.8331
ea21 1342 1342/1342 1342 ± 0 5.326 4.983/5.9 5.436 ± 0.5985
ea22 1342 1342/1342 1342 ± 0.000005603 6.312 5.362/6.7 6.031 ± 0.8115
ea23 1342 1342/1342 1342 ± 0 6.394 5.633/6.794 6.293 ± 0.7705
ea24 1342 1342/1342 1342 ± 0.00001931 5.795 5.222/6.571 5.775 ± 0.8406
ea25 1342 1342/1342 1342 ± 0 6.641 5.543/7.145 6.402 ± 0.9638
ea26 1342 1342/1342 1342 ± 0.000002467 6.396 5.875/7.372 6.529 ± 0.8709
ea27 1342 1342/1342 1342 ± 0 6.098 5.486/6.964 6.154 ± 0.7802
ea28 1342 1342/1342 1342 ± 0 6.058 5.72/6.994 6.326 ± 0.8025
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 ± 0.00002307 5.467 5.206/5.692 5.438 ± 0.3135
3 1342 1342/1342 1342 ± 0.00002777 5.066 4.857/5.238 5.052 ± 0.4058
4 1342 1342/1342 1342 ± 0.00002874 4.289 4.164/4.363 4.345 ± 0.2847
5 1342 1342/1342 1342 ± 0.00002307 5.536 5.222/5.659 5.45 ± 0.321
6 1342 1342/1342 1342 ± 0.00002307 5.462 5.271/5.679 5.442 ± 0.3018
7 1342 1342/1342 1342 ± 0.00002307 5.532 5.332/5.652 5.503 ± 0.2955
8 1342 1342/1342 1342 ± 0.00002307 5.474 5.227/5.672 5.451 ± 0.3322
9 1342 1342/1342 1342 ± 0.00002307 5.814 5.584/6.036 5.778 ± 0.3363
10 1342 1342/1342 1342 ± 0.00002307 6.421 6.189/6.541 6.329 ± 0.3412
11 1342 1342/1342 1342 ± 0.00002307 6.641 6.392/6.795 6.577 ± 0.3643
12 1342 1342/1342 1342 ± 0.00002307 6.795 6.49/6.964 6.721 ± 0.4347
13 1342 1342/1342 1342 ± 0.00002307 7.225 7.009/7.574 7.216 ± 0.4618
14 1342 1342/1342 1342 ± 0.00002307 7.483 7.121/7.705 7.407 ± 0.4689
15 1342 1342/1342 1342 ± 0.00002307 7.058 6.766/7.371 7.043 ± 0.4353
16 1342 1342/1342 1342 ± 0.00002307 6.391 6.156/6.669 6.397 ± 0.4368
17 1342 1342/1342 1342 ± 0.00002319 6.386 6.056/6.558 6.303 ± 0.4888
overwrite_modelcol
False
output_dir
 
datacolumn
residual_data
statwtmode
VLASS-SE
vis
VLASS2.2.sb41027522.eb41031268.59557.25108456019_split_split.ms
Start time
2025-06-11 04:48:29.046
End
2025-06-11 05:45:06.610
Duration
0:56:37.564
Note, WebLog generation is not included in the time.

CASA logs for stage 8