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 5.574 5.28/6.038 5.702 ± 0.5143
ea02 1342 1342/1342 1342 ± 0 5.849 5.441/6.449 5.978 ± 0.6241
ea04 1342 1342/1342 1342 ± 0 5.399 5.087/6.044 5.601 ± 0.5631
ea05 1342 1342/1342 1342 ± 0 5.724 5.259/6.168 5.76 ± 0.5785
ea06 1342 1342/1342 1342 ± 0 4.878 4.655/5.244 4.961 ± 0.3681
ea07 1342 1342/1342 1342 ± 0 6.034 5.488/6.228 5.99 ± 0.5366
ea08 1342 1342/1342 1342 ± 0 5.78 5.594/6.574 6.076 ± 0.6279
ea09 1342 1342/1342 1342 ± 0 5.744 5.243/6.271 5.775 ± 0.5973
ea10 1342 1342/1342 1342 ± 0 5.882 5.339/6.463 5.898 ± 0.6293
ea11 1342 1342/1342 1342 ± 0.000002153 5.85 5.149/6.237 5.794 ± 0.6246
ea12 1342 1342/1342 1342 ± 0 6.236 6.068/6.654 6.34 ± 0.3985
ea13 1342 1342/1342 1342 ± 0 6.167 5.79/6.382 6.159 ± 0.4982
ea14 1342 1342/1342 1342 ± 0 5.934 5.293/6.325 5.883 ± 0.6027
ea15 1342 1342/1342 1342 ± 0 5.583 5.083/6.248 5.738 ± 0.7052
ea16 1342 1342/1342 1342 ± 0 6.116 5.632/6.654 6.215 ± 0.6803
ea17 1342 1342/1342 1342 ± 0.000006559 5.974 5.609/6.557 6.152 ± 0.6175
ea18 1342 1342/1342 1342 ± 0 5.109 4.733/5.588 5.15 ± 0.5009
ea19 1342 1342/1342 1342 ± 0 6.058 5.443/6.555 6.043 ± 0.5956
ea20 1342 1342/1342 1342 ± 0 5.992 5.595/6.555 6.121 ± 0.6169
ea21 1342 1342/1342 1342 ± 0 5.618 5.312/6.156 5.752 ± 0.5313
ea22 1342 1342/1342 1342 ± 0 5.566 5.331/6.375 5.838 ± 0.6069
ea23 1342 1342/1342 1342 ± 0 6.168 5.512/6.601 6.101 ± 0.6428
ea25 1342 1342/1342 1342 ± 0.000003855 5.577 5.251/6.025 5.669 ± 0.5528
ea26 1342 1342/1342 1342 ± 0 6.303 5.731/6.818 6.225 ± 0.6263
ea27 1342 1342/1342 1342 ± 0.000005312 5.537 5.319/6.306 5.744 ± 0.5594
ea28 1342 1342/1342 1342 ± 0.000006889 5.646 5.402/6.389 5.86 ± 0.6133
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 ± 0.00002397 5.38 5.254/5.661 5.404 ± 0.283
3 1342 1342/1342 1342 ± 0.00002428 5.241 5.056/5.466 5.248 ± 0.2827
4 1342 1342/1342 1342 ± 0.00002664 5.182 5.027/5.302 5.162 ± 0.2732
5 1342 1342/1342 1342 ± 0.00002397 5.39 5.121/5.494 5.337 ± 0.3361
6 1342 1342/1342 1342 ± 0.00002397 5.358 5.083/5.448 5.298 ± 0.3121
7 1342 1342/1342 1342 ± 0.00002397 5.352 5.157/5.512 5.341 ± 0.2736
8 1342 1342/1342 1342 ± 0.00002397 5.379 5.129/5.464 5.308 ± 0.2877
9 1342 1342/1342 1342 ± 0.00002397 5.614 5.424/5.884 5.587 ± 0.3297
10 1342 1342/1342 1342 ± 0.00002352 6.058 5.834/6.173 5.984 ± 0.3236
11 1342 1342/1342 1342 ± 0.00002352 6.292 6.092/6.383 6.203 ± 0.3261
12 1342 1342/1342 1342 ± 0.00002352 6.379 6.21/6.59 6.36 ± 0.3487
13 1342 1342/1342 1342 ± 0.00002352 6.848 6.666/7.022 6.796 ± 0.3552
14 1342 1342/1342 1342 ± 0.00002352 7.017 6.791/7.225 6.968 ± 0.3994
15 1342 1342/1342 1342 ± 0.00002352 6.522 6.375/6.708 6.468 ± 0.3848
16 1342 1342/1342 1342 ± 0.00002468 5.943 5.726/6.3 5.968 ± 0.3579
17 1342 1342/1342 1342 ± 0.0000237 5.953 5.781/6.293 5.985 ± 0.3372
vis
VLASS2.1.sb38521729.eb38627577.59093.001901145835_split_split.ms
output_dir
 
datacolumn
residual_data
statwtmode
VLASS-SE
overwrite_modelcol
False
Start time
2024-05-01 07:49:11.376
End
2024-05-01 08:40:11.772
Duration
0:51:00.395
Note, WebLog generation is not included in the time.

CASA logs for stage 7