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

Statwt Summary Plot

VLASS2.1.sb38613707.eb38659860.59113.15663519676_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 5.873 5.446/6.141 5.873 ± 0.5108
ea02 1342 1342/1342 1342 ± 0 5.992 5.592/6.645 6.166 ± 0.6314
ea04 1342 1342/1342 1342 ± 0 5.56 5.179/6.247 5.695 ± 0.5653
ea05 1342 1342/1342 1342 ± 0 6.031 5.507/6.516 5.965 ± 0.5887
ea06 1342 1342/1342 1342 ± 0 4.909 4.733/5.237 4.994 ± 0.3136
ea07 1342 1342/1342 1342 ± 0 6.205 5.635/6.308 6.142 ± 0.5513
ea08 1342 1342/1342 1342 ± 0.00001574 6.097 5.766/6.803 6.33 ± 0.6473
ea09 1342 1342/1342 1342 ± 0 5.81 5.375/6.534 5.943 ± 0.6027
ea10 1342 1342/1342 1342 ± 0 6.118 5.479/6.725 6.143 ± 0.6403
ea11 1342 1342/1342 1342 ± 0 6.168 5.303/6.504 6.037 ± 0.674
ea12 1342 1342/1342 1342 ± 0 5.56 5.493/5.579 5.587 ± 0.173
ea13 1342 1342/1342 1342 ± 0 6.52 6.035/6.598 6.434 ± 0.5053
ea14 1342 1342/1342 1342 ± 0 6.064 5.425/6.592 6.077 ± 0.6497
ea15 1342 1342/1342 1342 ± 0 5.981 5.505/6.561 6.105 ± 0.6786
ea16 1342 1342/1342 1342 ± 0 6.28 5.815/6.887 6.416 ± 0.7019
ea17 1342 1342/1342 1342 ± 0 6.112 5.741/6.98 6.293 ± 0.6044
ea18 1342 1342/1342 1342 ± 0 5.165 4.802/5.596 5.236 ± 0.5217
ea19 1342 1342/1342 1342 ± 0 6.306 5.773/6.893 6.402 ± 0.6423
ea20 1342 1342/1342 1342 ± 0 6.358 5.771/6.813 6.344 ± 0.6049
ea21 1342 1342/1342 1342 ± 0 6.047 5.54/6.411 6.046 ± 0.5445
ea22 1342 1342/1342 1342 ± 0 5.63 5.462/6.318 5.893 ± 0.6196
ea23 1342 1342/1342 1342 ± 0 6.282 5.668/6.64 6.266 ± 0.6587
ea25 1342 1342/1342 1342 ± 0 5.858 5.481/6.307 5.928 ± 0.5379
ea26 1342 1342/1342 1342 ± 0 6.343 5.859/7.073 6.434 ± 0.6287
ea27 1342 1342/1342 1342 ± 0.00002884 5.588 5.483/6.429 5.905 ± 0.5465
ea28 1342 1342/1342 1342 ± 0.0000401 5.787 5.581/6.591 6.098 ± 0.6364
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 5.557 5.407/5.821 5.568 ± 0.3068
4 1342 1342/1342 1342 ± 0.00002348 5.523 5.292/5.749 5.472 ± 0.3415
5 1342 1342/1342 1342 ± 0.00002348 5.574 5.373/5.787 5.582 ± 0.3457
6 1342 1342/1342 1342 ± 0.00002348 5.506 5.305/5.622 5.458 ± 0.3578
7 1342 1342/1342 1342 ± 0.00002348 5.499 5.37/5.698 5.489 ± 0.2893
8 1342 1342/1342 1342 ± 0.00002348 5.517 5.289/5.65 5.437 ± 0.3126
9 1342 1342/1342 1342 ± 0.00002348 5.737 5.556/5.968 5.687 ± 0.3543
10 1342 1342/1342 1342 ± 0.00002367 6.186 5.993/6.308 6.106 ± 0.3478
11 1342 1342/1342 1342 ± 0.00002392 6.423 6.206/6.519 6.311 ± 0.3642
12 1342 1342/1342 1342 ± 0.00002439 6.521 6.361/6.711 6.467 ± 0.4017
13 1342 1342/1342 1342 ± 0.00002392 7.005 6.899/7.204 6.953 ± 0.4241
14 1342 1342/1342 1342 ± 0.00002392 7.273 6.997/7.468 7.162 ± 0.4735
15 1342 1342/1342 1342 ± 0.00002392 6.926 6.67/7.133 6.807 ± 0.4734
16 1342 1342/1342 1342 ± 0.00003573 6.118 5.787/6.413 6.1 ± 0.4458
17 1342 1342/1342 1342 ± 0.00003742 6.243 5.8/6.489 6.129 ± 0.44
output_dir
 
statwtmode
VLASS-SE
datacolumn
residual_data
vis
VLASS2.1.sb38613707.eb38659860.59113.15663519676_split_split.ms
overwrite_modelcol
False
Start time
2024-04-19 01:52:30.500
End
2024-04-19 02:21:12.618
Duration
0:28:42.118
Note, WebLog generation is not included in the time.

CASA logs for stage 7