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

Statwt Summary Plot

VLASS2.1.sb38521729.eb38627577.59093.001901145835_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 5.44 5.176/5.93 5.602 ± 0.4943
ea02 1342 1342/1342 1342 ± 0.00001118 5.665 5.321/6.292 5.832 ± 0.6357
ea04 1342 1342/1342 1342 ± 0 5.551 5.213/6.135 5.721 ± 0.5539
ea05 1342 1342/1342 1342 ± 0 5.619 5.25/6.101 5.711 ± 0.5589
ea06 1342 1342/1342 1342 ± 0 4.893 4.708/5.317 5.002 ± 0.3759
ea07 1342 1342/1342 1342 ± 0 5.782 5.357/6.065 5.842 ± 0.5401
ea08 1342 1342/1342 1342 ± 0.00002214 5.698 5.395/6.467 5.94 ± 0.655
ea09 1342 1342/1342 1342 ± 0.00001044 5.555 5.193/6.177 5.68 ± 0.6003
ea10 1342 1342/1342 1342 ± 0 5.723 5.231/6.376 5.778 ± 0.6474
ea11 1342 1342/1342 1342 ± 0 5.683 5.055/6.169 5.691 ± 0.607
ea12 1342 1342/1342 1342 ± 0 6.294 6.087/6.779 6.422 ± 0.426
ea13 1342 1342/1342 1342 ± 0.000003564 5.887 5.71/6.315 6.056 ± 0.4878
ea14 1342 1342/1342 1342 ± 0 5.622 5.111/6.183 5.708 ± 0.6259
ea15 1342 1342/1342 1342 ± 0 5.686 5.175/6.276 5.8 ± 0.6714
ea16 1342 1342/1342 1342 ± 0 6.003 5.57/6.557 6.132 ± 0.6871
ea17 1342 1342/1342 1342 ± 0.00002609 5.782 5.416/6.285 5.921 ± 0.5896
ea18 1342 1342/1342 1342 ± 0 4.938 4.669/5.399 5.059 ± 0.5039
ea19 1342 1342/1342 1342 ± 0 5.773 5.397/6.338 5.953 ± 0.5732
ea20 1342 1342/1342 1342 ± 0 5.961 5.583/6.612 6.101 ± 0.6411
ea21 1342 1342/1342 1342 ± 0 5.55 5.289/6.108 5.716 ± 0.527
ea22 1342 1342/1342 1342 ± 0.00001167 5.444 5.163/6.274 5.715 ± 0.6407
ea23 1342 1342/1342 1342 ± 0 5.876 5.352/6.25 5.92 ± 0.6419
ea25 1342 1342/1342 1342 ± 0 5.421 5.073/5.931 5.551 ± 0.5746
ea26 1342 1342/1342 1342 ± 0.000006788 5.827 5.601/6.592 6.086 ± 0.628
ea27 1342 1342/1342 1342 ± 0.00002891 5.453 5.195/6.225 5.662 ± 0.5711
ea28 1342 1342/1342 1342 ± 0.00003778 5.508 5.271/6.245 5.756 ± 0.6181
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 5.299 5.099/5.51 5.277 ± 0.2534
3 1342 1342/1342 1342 ± 0.00002396 5.148 4.951/5.358 5.144 ± 0.2576
4 1342 1342/1342 1342 ± 0.00002394 5.198 5.055/5.356 5.172 ± 0.3
5 1342 1342/1342 1342 ± 0.00002393 5.341 5.068/5.368 5.277 ± 0.2976
6 1342 1342/1342 1342 ± 0.00002393 5.276 5.134/5.395 5.241 ± 0.2849
7 1342 1342/1342 1342 ± 0.00002393 5.273 5.142/5.375 5.261 ± 0.2533
8 1342 1342/1342 1342 ± 0.00002393 5.269 5.119/5.343 5.228 ± 0.255
9 1342 1342/1342 1342 ± 0.00002393 5.54 5.36/5.736 5.5 ± 0.2889
10 1342 1342/1342 1342 ± 0.00002348 5.931 5.801/6.095 5.915 ± 0.283
11 1342 1342/1342 1342 ± 0.00002348 6.192 6.036/6.273 6.122 ± 0.2989
12 1342 1342/1342 1342 ± 0.00002348 6.326 6.177/6.436 6.273 ± 0.3194
13 1342 1342/1342 1342 ± 0.00002348 6.724 6.627/6.905 6.708 ± 0.3415
14 1342 1342/1342 1342 ± 0.00002348 6.92 6.722/7.124 6.892 ± 0.3753
15 1342 1342/1342 1342 ± 0.00002348 6.622 6.334/6.707 6.507 ± 0.3688
16 1342 1342/1342 1342 ± 0.00004156 5.849 5.576/6.056 5.836 ± 0.336
17 1342 1342/1342 1342 ± 0.00003882 5.828 5.545/6.083 5.817 ± 0.3414
statwtmode
VLASS-SE
overwrite_modelcol
False
datacolumn
residual_data
vis
VLASS2.1.sb38521729.eb38627577.59093.001901145835_split_split.ms
output_dir
 
Start time
2024-05-01 15:37:50.143
End
2024-05-01 16:49:41.376
Duration
1:11:51.233
Note, WebLog generation is not included in the time.

CASA logs for stage 7