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 5.495 5.285/6.054 5.701 ± 0.5326
ea02 1342 1342/1342 1342 ± 0.00001231 5.741 5.376/6.442 5.953 ± 0.6779
ea04 1342 1342/1342 1342 ± 0.00000904 5.567 5.226/6.154 5.74 ± 0.5587
ea05 1342 1342/1342 1342 ± 0 5.61 5.143/6.033 5.639 ± 0.5654
ea06 1342 1342/1342 1342 ± 0 4.883 4.706/5.341 5.017 ± 0.3781
ea07 1342 1342/1342 1342 ± 0 5.91 5.449/6.225 5.953 ± 0.5709
ea08 1342 1342/1342 1342 ± 0.00002975 5.754 5.506/6.61 6.06 ± 0.6951
ea09 1342 1342/1342 1342 ± 0 5.469 5.171/6.267 5.7 ± 0.6554
ea10 1342 1342/1342 1342 ± 0 5.863 5.296/6.552 5.899 ± 0.6816
ea11 1342 1342/1342 1342 ± 0 5.794 5.14/6.324 5.786 ± 0.6714
ea12 1342 1342/1342 1342 ± 0 6.351 6.143/6.821 6.474 ± 0.4145
ea13 1342 1342/1342 1342 ± 0 5.893 5.656/6.348 6.084 ± 0.5231
ea14 1342 1342/1342 1342 ± 0 5.724 5.19/6.265 5.791 ± 0.6526
ea15 1342 1342/1342 1342 ± 0 5.687 5.22/6.306 5.822 ± 0.6822
ea16 1342 1342/1342 1342 ± 0 6.018 5.555/6.606 6.16 ± 0.7048
ea17 1342 1342/1342 1342 ± 0.0000188 5.935 5.532/6.468 6.074 ± 0.633
ea18 1342 1342/1342 1342 ± 0 5.035 4.707/5.572 5.172 ± 0.5116
ea19 1342 1342/1342 1342 ± 0 5.747 5.373/6.36 5.943 ± 0.5951
ea20 1342 1342/1342 1342 ± 0 6.033 5.668/6.669 6.193 ± 0.6461
ea21 1342 1342/1342 1342 ± 0 5.565 5.243/6.11 5.696 ± 0.545
ea22 1342 1342/1342 1342 ± 0.000005845 5.482 5.236/6.376 5.767 ± 0.6727
ea23 1342 1342/1342 1342 ± 0 6.002 5.453/6.375 6.034 ± 0.6591
ea25 1342 1342/1342 1342 ± 0 5.511 5.156/6.004 5.645 ± 0.5791
ea26 1342 1342/1342 1342 ± 0 5.892 5.646/6.69 6.143 ± 0.6722
ea27 1342 1342/1342 1342 ± 0.00002818 5.555 5.309/6.4 5.788 ± 0.5993
ea28 1342 1342/1342 1342 ± 0.00003802 5.614 5.363/6.425 5.88 ± 0.6696
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 ± 0.00002396 5.326 5.152/5.505 5.311 ± 0.2544
3 1342 1342/1342 1342 ± 0.00002396 5.128 4.968/5.382 5.135 ± 0.2497
4 1342 1342/1342 1342 ± 0.00002396 5.239 5.026/5.41 5.207 ± 0.2864
5 1342 1342/1342 1342 ± 0.00002396 5.358 5.122/5.502 5.322 ± 0.2859
6 1342 1342/1342 1342 ± 0.00002396 5.327 5.143/5.466 5.273 ± 0.2948
7 1342 1342/1342 1342 ± 0.00002396 5.346 5.237/5.485 5.331 ± 0.2607
8 1342 1342/1342 1342 ± 0.00002396 5.303 5.182/5.467 5.294 ± 0.2699
9 1342 1342/1342 1342 ± 0.00002396 5.554 5.437/5.861 5.576 ± 0.3155
10 1342 1342/1342 1342 ± 0.00002351 6.027 5.861/6.187 6.002 ± 0.2977
11 1342 1342/1342 1342 ± 0.00002351 6.303 6.084/6.385 6.217 ± 0.3151
12 1342 1342/1342 1342 ± 0.00002351 6.431 6.251/6.565 6.374 ± 0.3327
13 1342 1342/1342 1342 ± 0.00002351 6.849 6.712/7.006 6.807 ± 0.3544
14 1342 1342/1342 1342 ± 0.00002351 7.058 6.811/7.268 6.999 ± 0.3972
15 1342 1342/1342 1342 ± 0.00002351 6.675 6.395/6.82 6.595 ± 0.4047
16 1342 1342/1342 1342 ± 0.00004011 5.868 5.653/6.198 5.907 ± 0.344
17 1342 1342/1342 1342 ± 0.00003924 5.91 5.657/6.178 5.896 ± 0.344
statwtmode
VLASS-SE
datacolumn
residual_data
vis
VLASS2.1.sb38521729.eb38627577.59093.001901145835_split_split.ms
output_dir
 
overwrite_modelcol
False
Start time
2024-05-01 05:30:04.587
End
2024-05-01 06:12:43.655
Duration
0:42:39.068
Note, WebLog generation is not included in the time.

CASA logs for stage 7