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

Statwt Summary Plot

VLASS2.1.sb38539165.eb38696919.59128.74249967592_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 5.288 5.015/5.743 5.453 ± 0.5445
ea02 1342 1342/1342 1342 ± 0 5.498 5.224/6.274 5.747 ± 0.6603
ea03 1342 1342/1342 1342 ± 0 4.989 4.521/5.742 5.146 ± 0.6417
ea04 1342 1342/1342 1342 ± 0 5.392 5.07/6.009 5.577 ± 0.5604
ea05 1342 1342/1342 1342 ± 0 5.69 5.21/6.172 5.749 ± 0.6118
ea06 1342 1342/1342 1342 ± 0 4.959 4.686/5.367 5.044 ± 0.3801
ea07 1342 1342/1342 1342 ± 0 5.835 5.3/6.145 5.843 ± 0.608
ea08 1342 1342/1342 1342 ± 0.000004216 5.542 5.364/6.486 5.892 ± 0.7347
ea09 1342 1342/1342 1342 ± 0 5.334 4.998/6.144 5.544 ± 0.6922
ea10 1342 1342/1342 1342 ± 0 5.755 5.145/6.457 5.781 ± 0.6731
ea11 1342 1342/1342 1342 ± 0 6.211 5.863/6.517 6.164 ± 0.6902
ea12 1342 1342/1342 1342 ± 0 5.635 5.238/6.228 5.768 ± 0.6048
ea13 1342 1342/1342 1342 ± 0 5.715 5.493/6.235 5.899 ± 0.5544
ea14 1342 1342/1342 1342 ± 0 5.762 5.181/6.32 5.821 ± 0.681
ea15 1342 1342/1342 1342 ± 0 5.547 5.075/6.21 5.703 ± 0.6799
ea16 1342 1342/1342 1342 ± 0 6.045 5.494/6.612 6.125 ± 0.7615
ea17 1342 1342/1342 1342 ± 0.000001722 6.051 5.577/6.702 6.197 ± 0.7364
ea18 1342 1342/1342 1342 ± 0 4.879 4.528/5.447 5.019 ± 0.5199
ea19 1342 1342/1342 1342 ± 0 5.672 5.273/6.285 5.85 ± 0.6124
ea21 1342 1342/1342 1342 ± 0 5.623 5.21/6.213 5.726 ± 0.6112
ea22 1342 1342/1342 1342 ± 0 5.259 5.046/6.178 5.544 ± 0.6847
ea23 1342 1342/1342 1342 ± 0 5.915 5.365/6.394 5.973 ± 0.6971
ea25 1342 1342/1342 1342 ± 0 5.576 5.158/6.041 5.641 ± 0.5825
ea26 1342 1342/1342 1342 ± 0 5.724 5.294/6.495 5.892 ± 0.7638
ea27 1342 1342/1342 1342 ± 0.00002071 5.467 5.094/6.27 5.628 ± 0.6237
ea28 1342 1342/1342 1342 ± 0.0000173 5.209 5.017/5.978 5.447 ± 0.6143
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 ± 0.00002348 5.174 5.024/5.333 5.142 ± 0.2392
3 1342 1342/1342 1342 ± 0.00002396 4.881 4.636/5.143 4.88 ± 0.2985
4 1342 1342/1342 1342 ± 0.0000242 5.03 4.922/5.236 5.056 ± 0.3066
5 1342 1342/1342 1342 ± 0.00002392 5.157 4.928/5.289 5.128 ± 0.2989
6 1342 1342/1342 1342 ± 0.00002392 5.197 4.962/5.285 5.116 ± 0.285
7 1342 1342/1342 1342 ± 0.00002392 5.184 5.098/5.3 5.187 ± 0.2534
8 1342 1342/1342 1342 ± 0.00002392 5.15 5.001/5.34 5.163 ± 0.292
9 1342 1342/1342 1342 ± 0.00002392 5.473 5.24/5.745 5.456 ± 0.3295
10 1342 1342/1342 1342 ± 0.00002392 5.922 5.681/6.13 5.872 ± 0.3166
11 1342 1342/1342 1342 ± 0.00002348 6.177 5.969/6.32 6.098 ± 0.3137
12 1342 1342/1342 1342 ± 0.00002392 6.273 6.137/6.455 6.267 ± 0.3519
13 1342 1342/1342 1342 ± 0.00002392 6.731 6.518/6.834 6.674 ± 0.387
14 1342 1342/1342 1342 ± 0.00002348 6.864 6.694/7.088 6.841 ± 0.4149
15 1342 1342/1342 1342 ± 0.00002392 6.537 6.336/6.747 6.491 ± 0.4117
16 1342 1342/1342 1342 ± 0.00002793 5.778 5.421/6.095 5.778 ± 0.4184
17 1342 1342/1342 1342 ± 0.00002788 5.801 5.402/6.032 5.751 ± 0.395
vis
VLASS2.1.sb38539165.eb38696919.59128.74249967592_split_split.ms
output_dir
 
datacolumn
residual_data
overwrite_modelcol
False
statwtmode
VLASS-SE
Start time
2024-11-15 08:59:40.890
End
2024-11-15 09:50:53.326
Duration
0:51:12.437
Note, WebLog generation is not included in the time.

CASA logs for stage 8