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

Statwt Summary Plot

VLASS2.2.sb40879186.eb40941791.59520.340825879626_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 6.327 5.766/6.714 6.337 ± 0.6559
ea03 0 N/A 0 ± N/A 0 N/A 0 ± N/A
ea04 1342 1342/1342 1342 ± 0.00003068 5.789 5.398/6.261 5.904 ± 0.6018
ea06 1342 1342/1342 1342 ± 0 5.975 5.554/6.43 6.007 ± 0.6067
ea07 1342 1342/1342 1342 ± 0 6.075 5.54/6.239 6.07 ± 0.5644
ea08 1342 1342/1342 1342 ± 0.000007644 6.331 5.851/6.781 6.4 ± 0.6231
ea09 1342 1342/1342 1342 ± 0 6.093 5.571/6.762 6.216 ± 0.6308
ea10 1342 1342/1342 1342 ± 0 6.104 5.611/6.879 6.195 ± 0.6827
ea11 1342 1342/1342 1342 ± 0 6.013 5.675/6.564 6.159 ± 0.611
ea12 1342 1342/1342 1342 ± 0 6.204 5.688/6.692 6.273 ± 0.6537
ea13 1342 1342/1342 1342 ± 0.000005585 5.793 5.632/6.203 5.937 ± 0.4851
ea14 1342 1342/1342 1342 ± 0 6.301 5.928/6.939 6.449 ± 0.7183
ea15 1342 1342/1342 1342 ± 0 5.671 5.3/6.082 5.754 ± 0.555
ea16 1342 1342/1342 1342 ± 0 6.361 5.889/6.883 6.469 ± 0.7003
ea17 1342 1342/1342 1342 ± 0.000001155 6.425 6.079/7.348 6.638 ± 0.6651
ea18 1342 1342/1342 1342 ± 0 5.146 4.695/5.483 5.176 ± 0.4785
ea19 1342 1342/1342 1342 ± 0 6.379 6.064/7.187 6.578 ± 0.7234
ea20 1342 1342/1342 1342 ± 0 5.999 5.773/6.903 6.278 ± 0.6155
ea21 1342 1342/1342 1342 ± 0.000002392 5.953 5.694/6.579 6.189 ± 0.5917
ea22 1342 1342/1342 1342 ± 0 6.214 5.57/6.468 6.081 ± 0.6432
ea23 1342 1342/1342 1342 ± 0 6.211 5.923/6.824 6.446 ± 0.6599
ea24 1342 1342/1342 1342 ± 0 6.019 5.2/6.446 5.87 ± 0.5928
ea26 1342 1342/1342 1342 ± 0 6.362 5.862/7.164 6.486 ± 0.7343
ea27 1342 1342/1342 1342 ± 0 6.096 5.816/7.041 6.353 ± 0.7245
ea28 1342 1342/1342 1342 ± 0.000001155 5.987 5.842/6.924 6.351 ± 0.7178
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 ± 0.00002445 5.753 5.527/5.877 5.692 ± 0.322
4 1342 1342/1342 1342 ± 0.00003662 5.212 4.989/5.325 5.206 ± 0.2799
5 1342 1342/1342 1342 ± 0.00002443 5.78 5.536/5.858 5.67 ± 0.3502
6 1342 1342/1342 1342 ± 0.00002443 5.642 5.358/5.836 5.586 ± 0.2896
7 1342 1342/1342 1342 ± 0.00002443 5.683 5.43/5.861 5.636 ± 0.3109
8 1342 1342/1342 1342 ± 0.00002443 5.59 5.267/5.784 5.561 ± 0.354
9 1342 1342/1342 1342 ± 0.00002443 5.971 5.592/6.122 5.838 ± 0.3554
10 1342 1342/1342 1342 ± 0.00002443 6.371 6.149/6.546 6.275 ± 0.3621
11 1342 1342/1342 1342 ± 0.00002443 6.558 6.359/6.761 6.506 ± 0.3723
12 1342 1342/1342 1342 ± 0.00002443 6.708 6.437/6.917 6.647 ± 0.416
13 1342 1342/1342 1342 ± 0.00002443 7.139 6.854/7.49 7.111 ± 0.4279
14 1342 1342/1342 1342 ± 0.00002443 7.36 7.183/7.716 7.352 ± 0.4267
15 1342 1342/1342 1342 ± 0.00002443 7.058 6.69/7.377 7.018 ± 0.4258
16 1342 1342/1342 1342 ± 0.00002445 6.156 5.987/6.422 6.208 ± 0.3826
17 1342 1342/1342 1342 ± 0.00002561 6.132 5.907/6.285 6.074 ± 0.3663
output_dir
 
statwtmode
VLASS-SE
datacolumn
residual_data
overwrite_modelcol
False
vis
VLASS2.2.sb40879186.eb40941791.59520.340825879626_split_split.ms
Start time
2025-04-18 16:49:04.574
End
2025-04-18 17:49:06.117
Duration
1:00:01.544
Note, WebLog generation is not included in the time.

CASA logs for stage 8