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 4.987 4.867/5.63 5.118 ± 0.6164
ea02 1342 1342/1342 1342 ± 0.00003951 5.403 5.032/6.128 5.415 ± 0.8174
ea05 1342 1342/1342 1342 ± 0.000009641 5.265 4.899/6.005 5.323 ± 0.7827
ea06 1342 1342/1342 1342 ± 0.00003304 4.887 4.736/5.397 4.965 ± 0.6181
ea07 1342 1342/1342 1342 ± 0.00003892 5.306 5.022/5.597 5.26 ± 0.5333
ea08 1342 1342/1342 1342 ± 0.00004288 5.475 5.247/6.375 5.613 ± 0.8637
ea09 1342 1342/1342 1342 ± 0.000005916 4.907 4.692/5.65 4.948 ± 0.7596
ea10 1342 1342/1342 1342 ± 0.00004016 5.229 4.867/5.991 5.356 ± 0.7162
ea11 1342 1342/1342 1342 ± 0.00003778 5.377 4.956/6.174 5.396 ± 0.7737
ea12 1342 1342/1342 1342 ± 0.00003695 5.342 5.044/6.245 5.445 ± 0.836
ea13 1342 1342/1342 1342 ± 0.00001368 5.583 5.434/6.156 5.557 ± 0.8834
ea14 1342 1342/1342 1342 ± 0.00001059 5.271 4.998/6.215 5.462 ± 0.678
ea15 1342 1342/1342 1342 ± 0.00001853 5.052 4.932/5.976 5.381 ± 0.7585
ea16 1342 1342/1342 1342 ± 0 5.043 4.965/5.16 5.015 ± 0.2225
ea17 1342 1342/1342 1342 ± 0.0000449 5.537 5.098/6.257 5.562 ± 0.7939
ea18 1342 1342/1342 1342 ± 0.00003784 4.758 4.397/5.42 4.773 ± 0.6358
ea19 1342 1342/1342 1342 ± 0.000001612 5.4 5.147/6.226 5.494 ± 0.7795
ea20 1342 1342/1342 1342 ± 0.00003806 5.625 5.377/6.458 5.747 ± 0.9388
ea21 1342 1342/1342 1342 ± 0.000015 5.114 5.079/5.934 5.282 ± 0.6705
ea22 1342 1342/1342 1342 ± 0.00003208 5.237 4.913/6.114 5.33 ± 0.8365
ea23 1342 1342/1342 1342 ± 0.00003718 5.331 5.119/6.088 5.536 ± 0.6528
ea25 1342 1342/1342 1342 ± 0.000001722 5.059 4.881/5.13 5.037 ± 0.1786
ea26 1342 1342/1342 1342 ± 0.00001775 5.352 5.197/6.078 5.379 ± 0.872
ea27 1342 1342/1342 1342 ± 0.00004494 5.162 4.86/5.957 5.279 ± 0.6821
ea28 1342 1342/1342 1342 ± 0.00004478 5.259 5.019/6.101 5.373 ± 0.7598
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 ± 0.00002393 5.136 4.934/5.29 5.129 ± 0.2472
4 1342 1342/1342 1342 ± 0.00002478 4.778 4.592/4.93 4.759 ± 0.2627
5 1342 1342/1342 1342 ± 0.00002395 5.001 4.874/5.14 5.01 ± 0.2903
6 1342 1342/1342 1342 ± 0.00002393 5.023 4.973/5.151 5.031 ± 0.2279
7 1342 1342/1342 1342 ± 0.00002393 5.052 4.931/5.168 5.065 ± 0.2046
8 1342 1342/1342 1342 ± 0.00002393 5.089 4.868/5.25 5.072 ± 0.2401
9 1342 1342/1342 1342 ± 0.00002393 5.341 5.244/5.55 5.336 ± 0.2733
10 1342 1342/1342 1342 ± 0.00002491 5.76 5.522/5.896 5.728 ± 0.2943
11 1342 1342/1342 1342 ± 0.00002491 6.103 5.937/6.175 6.008 ± 0.3045
12 1342 1342/1342 1342 ± 0.00002491 6.258 5.98/6.312 6.174 ± 0.3108
13 1342 1342/1342 1342 ± 0.00002513 6.302 6.015/6.497 6.273 ± 0.3313
14 1342 1342/1342 1342 ± 0.00003733 5.834 5.575/6.123 5.882 ± 0.4492
15 1342 1342/1342 1342 ± 0.00002497 6.274 6.002/6.539 6.225 ± 0.417
16 1342 1342/1342 1342 ± 0.00006026 3.96 3.693/4.302 4.04 ± 0.4944
17 1342 1342/1342 1342 ± 0.0000609 3.937 3.643/4.255 3.983 ± 0.4632
overwrite_modelcol
False
statwtmode
VLASS-SE
datacolumn
residual_data
vis
VLASS2.1.sb38458451.eb38565931.59072.733167094906_split_split.ms
output_dir
 
Start time
2024-11-16 15:08:46.399
End
2024-11-16 16:09:07.504
Duration
1:00:21.105
Note, WebLog generation is not included in the time.

CASA logs for stage 8