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

Statwt Summary Plot

VLASS2.1.sb38613115.eb38659596.59111.15011048611_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 5.798 5.234/6.023 5.703 ± 0.5575
ea02 1342 1342/1342 1342 ± 0 5.749 5.38/6.515 5.967 ± 0.6273
ea04 1342 1342/1342 1342 ± 0 5.489 5.003/6.096 5.606 ± 0.5983
ea05 1342 1342/1342 1342 ± 0 5.924 5.27/6.451 5.829 ± 0.6382
ea06 1342 1342/1342 1342 ± 0 4.844 4.609/5.203 4.915 ± 0.3639
ea07 1342 1342/1342 1342 ± 0 6.064 5.386/6.206 5.958 ± 0.6191
ea08 1342 1342/1342 1342 ± 0 5.956 5.634/6.695 6.157 ± 0.6934
ea09 1342 1342/1342 1342 ± 0 5.638 5.141/6.409 5.761 ± 0.6386
ea10 1342 1342/1342 1342 ± 0 5.959 5.233/6.601 5.945 ± 0.7059
ea11 1342 1342/1342 1342 ± 0 6.087 5.156/6.464 5.92 ± 0.767
ea12 1342 1342/1342 1342 ± 0 5.878 5.256/6.466 5.933 ± 0.7086
ea13 1342 1342/1342 1342 ± 0 6.32 5.745/6.401 6.211 ± 0.5217
ea14 1342 1342/1342 1342 ± 0 5.94 5.175/6.422 5.86 ± 0.7074
ea15 1342 1342/1342 1342 ± 0 5.82 5.235/6.381 5.88 ± 0.7229
ea16 1342 1342/1342 1342 ± 0 6.118 5.538/6.671 6.182 ± 0.7472
ea17 1342 1342/1342 1342 ± 0 5.968 5.463/6.812 6.056 ± 0.6596
ea18 1342 1342/1342 1342 ± 0 5.025 4.623/5.504 5.076 ± 0.5735
ea19 1342 1342/1342 1342 ± 0 6.191 5.494/6.697 6.157 ± 0.723
ea20 1342 1342/1342 1342 ± 0 6.368 5.613/6.723 6.231 ± 0.6519
ea21 1342 1342/1342 1342 ± 0 5.883 5.312/6.326 5.849 ± 0.6243
ea22 1342 1342/1342 1342 ± 0 5.37 5.089/6.176 5.632 ± 0.6459
ea23 1342 1342/1342 1342 ± 0 6.13 5.425/6.538 6.103 ± 0.7199
ea25 1342 1342/1342 1342 ± 0 5.552 5.234/6.27 5.732 ± 0.6051
ea26 1342 1342/1342 1342 ± 0 6.194 5.519/6.841 6.186 ± 0.6714
ea27 1342 1342/1342 1342 ± 0 5.77 5.255/6.386 5.808 ± 0.5974
ea28 1342 1342/1342 1342 ± 0.00002419 5.802 5.395/6.52 5.975 ± 0.6675
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 5.241 5.083/5.467 5.244 ± 0.2503
4 1342 1342/1342 1342 ± 0.00002543 5.015 4.871/5.233 5.022 ± 0.3138
5 1342 1342/1342 1342 ± 0.00002352 5.285 5.047/5.427 5.276 ± 0.3041
6 1342 1342/1342 1342 ± 0.00002352 5.249 5.045/5.348 5.207 ± 0.324
7 1342 1342/1342 1342 ± 0.00002352 5.294 5.162/5.457 5.282 ± 0.2638
8 1342 1342/1342 1342 ± 0.00002352 5.309 5.114/5.491 5.27 ± 0.2908
9 1342 1342/1342 1342 ± 0.00002352 5.58 5.416/5.809 5.552 ± 0.3283
10 1342 1342/1342 1342 ± 0.00002352 6.018 5.874/6.192 5.98 ± 0.3315
11 1342 1342/1342 1342 ± 0.00002352 6.283 6.066/6.408 6.194 ± 0.3403
12 1342 1342/1342 1342 ± 0.00002352 6.404 6.219/6.575 6.305 ± 0.4485
13 1342 1342/1342 1342 ± 0.00002352 6.865 6.797/7.081 6.828 ± 0.3914
14 1342 1342/1342 1342 ± 0.00002352 7.116 6.869/7.297 7.017 ± 0.4366
15 1342 1342/1342 1342 ± 0.00002352 6.745 6.523/6.956 6.667 ± 0.4212
16 1342 1342/1342 1342 ± 0.00002547 6.053 5.915/6.291 6.035 ± 0.3895
17 1342 1342/1342 1342 ± 0.0000279 6.038 5.791/6.334 6.017 ± 0.3882
overwrite_modelcol
False
datacolumn
residual_data
statwtmode
VLASS-SE
vis
VLASS2.1.sb38613115.eb38659596.59111.15011048611_split_split.ms
output_dir
 
Start time
2024-12-31 04:27:08.162
End
2024-12-31 05:21:11.768
Duration
0:54:03.606
Note, WebLog generation is not included in the time.

CASA logs for stage 8