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

Statwt Summary Plot

VLASS2.1.sb38458451.eb38565931.59072.733167094906_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 5.029 4.858/5.679 5.014 ± 0.883
ea02 1342 1342/1342 1342 ± 0.00004229 5.456 5.09/6.205 5.384 ± 1.04
ea05 1342 1342/1342 1342 ± 0.000009613 5.276 4.903/5.996 5.234 ± 0.8902
ea06 1342 1342/1342 1342 ± 0.00004052 4.874 4.743/5.414 4.826 ± 0.8571
ea07 1342 1342/1342 1342 ± 0.00004367 5.264 4.918/5.613 5.056 ± 0.8656
ea08 1342 1342/1342 1342 ± 0.00004346 5.725 5.329/6.471 5.586 ± 1.127
ea09 1342 1342/1342 1342 ± 0.00001303 5.083 4.794/5.683 5.022 ± 0.8108
ea10 1342 1342/1342 1342 ± 0.00004479 5.089 4.923/6.083 5.198 ± 1.003
ea11 1342 1342/1342 1342 ± 0.00004285 5.425 5.012/6.245 5.311 ± 1.042
ea12 1342 1342/1342 1342 ± 0.00004164 5.381 5.099/6.252 5.344 ± 1.042
ea13 1342 1342/1342 1342 ± 0.00001525 5.609 5.439/6.158 5.575 ± 0.9053
ea14 1342 1342/1342 1342 ± 0.00001497 5.306 5.078/6.266 5.331 ± 0.9865
ea15 1342 1342/1342 1342 ± 0.00003843 5.238 4.955/6.038 5.202 ± 1.11
ea16 1342 1342/1342 1342 ± 0 5.069 5.006/5.125 5.042 ± 0.2358
ea17 1342 1342/1342 1342 ± 0.00004653 5.635 5.13/6.351 5.487 ± 1.1
ea18 1342 1342/1342 1342 ± 0.00004267 4.763 4.427/5.264 4.644 ± 0.7832
ea19 1342 1342/1342 1342 ± 0.000001691 5.447 5.207/6.172 5.45 ± 0.8631
ea20 1342 1342/1342 1342 ± 0.00004257 5.673 5.308/6.515 5.608 ± 1.118
ea21 1342 1342/1342 1342 ± 0.00001671 5.128 5.011/5.961 5.165 ± 0.8828
ea22 1342 1342/1342 1342 ± 0.00003067 5.266 4.902/6.206 5.322 ± 1.009
ea23 1342 1342/1342 1342 ± 0.00003957 5.328 5.057/6.096 5.292 ± 0.9967
ea25 1342 1342/1342 1342 ± 0.000001827 5.107 4.885/5.197 5.092 ± 0.1806
ea26 1342 1342/1342 1342 ± 0.00001971 5.414 5.257/6.123 5.415 ± 0.921
ea27 1342 1342/1342 1342 ± 0.00004551 5.097 4.892/6.084 5.132 ± 0.9681
ea28 1342 1342/1342 1342 ± 0.00004504 5.311 5.049/6.161 5.302 ± 1.01
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 ± 0.00002395 5.17 4.94/5.29 5.135 ± 0.2481
5 1342 1342/1342 1342 ± 0.00002401 5.008 4.839/5.143 4.977 ± 0.327
6 1342 1342/1342 1342 ± 0.00002395 5.078 5.007/5.214 5.078 ± 0.2302
7 1342 1342/1342 1342 ± 0.00002395 5.098 4.978/5.225 5.106 ± 0.2091
8 1342 1342/1342 1342 ± 0.00002395 5.131 4.923/5.304 5.115 ± 0.2479
9 1342 1342/1342 1342 ± 0.00002395 5.398 5.272/5.553 5.373 ± 0.2749
10 1342 1342/1342 1342 ± 0.00002493 5.809 5.552/5.942 5.767 ± 0.3059
11 1342 1342/1342 1342 ± 0.00002493 6.151 5.972/6.228 6.056 ± 0.3177
12 1342 1342/1342 1342 ± 0.00002493 6.306 6.026/6.359 6.217 ± 0.3173
13 1342 1342/1342 1342 ± 0.00002517 6.387 6.087/6.523 6.272 ± 0.3419
14 1342 1342/1342 1342 ± 0.00003857 5.706 5.276/6.145 5.734 ± 0.5364
15 1342 1342/1342 1342 ± 0.0000254 6.284 6.041/6.547 6.249 ± 0.4179
16 1342 1342/1342 1342 ± 0.00005521 3.097 2.951/3.311 3.123 ± 0.2767
17 1342 1342/1342 1342 ± 0.00005835 3.268 3.132/3.466 3.31 ± 0.2631
statwtmode
VLASS-SE
output_dir
 
vis
VLASS2.1.sb38458451.eb38565931.59072.733167094906_split_split.ms
overwrite_modelcol
False
datacolumn
residual_data
Start time
2024-11-16 15:41:13.849
End
2024-11-16 16:34:38.987
Duration
0:53:25.139
Note, WebLog generation is not included in the time.

CASA logs for stage 8