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

Statwt Summary Plot

VLASS2.1.sb38519843.eb38632934.59097.18672790509_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 5.83 5.368/6.091 5.804 ± 0.5067
ea02 1342 1342/1342 1342 ± 0 5.886 5.496/6.647 6.089 ± 0.6512
ea04 1342 1342/1342 1342 ± 0 5.626 5.181/6.257 5.735 ± 0.5694
ea05 1342 1342/1342 1342 ± 0 5.937 5.355/6.438 5.866 ± 0.5958
ea06 1342 1342/1342 1342 ± 0 5.066 4.794/5.365 5.099 ± 0.3529
ea07 1342 1342/1342 1342 ± 0 6.212 5.516/6.374 6.099 ± 0.6074
ea08 1342 1342/1342 1342 ± 0.000007226 6.018 5.643/6.781 6.284 ± 0.6691
ea09 1342 1342/1342 1342 ± 0 5.669 5.292/6.555 5.846 ± 0.6561
ea10 1342 1342/1342 1342 ± 0 6.173 5.395/6.748 6.107 ± 0.6586
ea11 1342 1342/1342 1342 ± 0 5.993 5.252/6.457 5.964 ± 0.6832
ea12 1342 1342/1342 1342 ± 0 6.008 5.444/6.506 6.082 ± 0.6622
ea13 1342 1342/1342 1342 ± 0 6.167 5.929/6.491 6.3 ± 0.4947
ea14 1342 1342/1342 1342 ± 0 5.991 5.334/6.492 5.957 ± 0.666
ea15 1342 1342/1342 1342 ± 0 5.784 5.173/6.351 5.862 ± 0.687
ea16 1342 1342/1342 1342 ± 0 6.255 5.741/6.809 6.366 ± 0.7183
ea17 1342 1342/1342 1342 ± 0.00002771 6.062 5.618/6.86 6.196 ± 0.6366
ea18 1342 1342/1342 1342 ± 0 5.159 4.789/5.621 5.233 ± 0.5066
ea19 1342 1342/1342 1342 ± 0 6.029 5.639/6.564 6.197 ± 0.6439
ea20 1342 1342/1342 1342 ± 0 6.366 5.755/6.98 6.341 ± 0.6487
ea21 1342 1342/1342 1342 ± 0 5.956 5.438/6.365 5.928 ± 0.5806
ea22 1342 1342/1342 1342 ± 0 5.472 5.279/6.451 5.81 ± 0.6588
ea23 1342 1342/1342 1342 ± 0 6.246 5.566/6.629 6.238 ± 0.6873
ea25 1342 1342/1342 1342 ± 0 5.695 5.305/6.26 5.812 ± 0.5753
ea26 1342 1342/1342 1342 ± 0 6.03 5.855/7.041 6.332 ± 0.6568
ea27 1342 1342/1342 1342 ± 0.00001338 5.722 5.489/6.54 5.96 ± 0.5798
ea28 1342 1342/1342 1342 ± 0.00003736 5.747 5.538/6.568 6.092 ± 0.6223
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 ± 0.0000235 5.463 5.275/5.723 5.473 ± 0.2648
4 1342 1342/1342 1342 ± 0.00002666 5.24 5.047/5.486 5.233 ± 0.3405
5 1342 1342/1342 1342 ± 0.0000235 5.456 5.23/5.635 5.453 ± 0.3259
6 1342 1342/1342 1342 ± 0.0000235 5.385 5.151/5.536 5.362 ± 0.2934
7 1342 1342/1342 1342 ± 0.0000235 5.439 5.255/5.614 5.421 ± 0.2738
8 1342 1342/1342 1342 ± 0.0000235 5.43 5.198/5.591 5.376 ± 0.2873
9 1342 1342/1342 1342 ± 0.0000235 5.683 5.472/5.929 5.649 ± 0.335
10 1342 1342/1342 1342 ± 0.0000235 6.117 5.938/6.269 6.074 ± 0.3254
11 1342 1342/1342 1342 ± 0.0000235 6.38 6.204/6.487 6.292 ± 0.3331
12 1342 1342/1342 1342 ± 0.00002373 6.475 6.274/6.641 6.438 ± 0.3694
13 1342 1342/1342 1342 ± 0.0000235 6.968 6.822/7.138 6.919 ± 0.3849
14 1342 1342/1342 1342 ± 0.0000235 7.224 6.957/7.404 7.121 ± 0.4285
15 1342 1342/1342 1342 ± 0.0000235 6.799 6.586/7.025 6.716 ± 0.415
16 1342 1342/1342 1342 ± 0.00003338 6.079 5.692/6.292 6.028 ± 0.4184
17 1342 1342/1342 1342 ± 0.00003495 6.103 5.689/6.361 6.037 ± 0.4049
statwtmode
VLASS-SE
vis
VLASS2.1.sb38519843.eb38632934.59097.18672790509_split_split.ms
overwrite_modelcol
False
output_dir
 
datacolumn
residual_data
Start time
2024-12-17 01:27:34.806
End
2024-12-17 02:19:21.629
Duration
0:51:46.823
Note, WebLog generation is not included in the time.

CASA logs for stage 8