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

Statwt Summary Plot

VLASS2.1.sb38500385.eb38635359.59099.351010810184_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 5.43 5.315/6.208 5.652 ± 0.7822
ea02 1342 1342/1342 1342 ± 0.0000467 6.003 5.428/6.699 5.966 ± 0.9238
ea04 1342 1342/1342 1342 ± 0.00003245 5.326 5.065/6.078 5.471 ± 0.747
ea05 1342 1342/1342 1342 ± 0.00002331 5.419 5.062/6.307 5.66 ± 0.7598
ea06 1342 1342/1342 1342 ± 0.00003506 4.649 4.516/5.254 4.792 ± 0.5505
ea07 1342 1342/1342 1342 ± 0.0000368 6.023 5.551/6.425 6.034 ± 0.8597
ea08 1342 1342/1342 1342 ± 0.00004331 5.982 5.525/6.877 6.094 ± 1.037
ea09 1342 1342/1342 1342 ± 0.00002542 5.547 5.221/6.494 5.69 ± 0.8034
ea10 1342 1342/1342 1342 ± 0.00004146 6.006 5.36/6.839 5.966 ± 0.9457
ea11 1342 1342/1342 1342 ± 0.00004129 5.741 5.229/6.557 5.835 ± 0.9816
ea12 1342 1342/1342 1342 ± 0.00003943 5.736 5.41/6.571 5.842 ± 0.9625
ea13 1342 1342/1342 1342 ± 0.00001416 5.809 5.435/6.328 5.908 ± 0.7514
ea14 1342 1342/1342 1342 ± 0.00003704 5.682 5.271/6.492 5.782 ± 0.8723
ea15 1342 1342/1342 1342 ± 0.00002217 5.277 5.072/6.179 5.565 ± 0.8822
ea16 1342 1342/1342 1342 ± 0.00003324 5.957 5.576/6.885 6.118 ± 1.003
ea17 1342 1342/1342 1342 ± 0.0000422 5.968 5.482/7.105 6.046 ± 1.012
ea18 1342 1342/1342 1342 ± 0.00003063 5.15 4.812/5.824 5.215 ± 0.611
ea19 1342 1342/1342 1342 ± 0.00001243 5.783 5.594/6.842 6.063 ± 0.864
ea20 1342 1342/1342 1342 ± 0.00004105 5.941 5.813/7.103 6.173 ± 1.007
ea21 1342 1342/1342 1342 ± 0.0000351 5.637 5.306/6.409 5.766 ± 0.8449
ea22 1342 1342/1342 1342 ± 0.0000378 5.42 4.987/6.417 5.656 ± 0.801
ea23 1342 1342/1342 1342 ± 0.00003786 5.895 5.545/6.732 6.062 ± 0.9653
ea25 1342 1342/1342 1342 ± 0.00004204 5.547 5.218/6.398 5.668 ± 0.8853
ea26 1342 1342/1342 1342 ± 0.0000264 5.858 5.627/6.854 6.049 ± 0.8927
ea27 1342 1342/1342 1342 ± 0.00004131 5.664 5.261/6.67 5.771 ± 0.9046
ea28 1342 1342/1342 1342 ± 0.00004248 5.617 5.471/6.634 5.882 ± 0.9169
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 ± 0.00002368 5.34 5.227/5.586 5.364 ± 0.2865
5 1342 1342/1342 1342 ± 0.00003242 5.494 5.265/5.66 5.483 ± 0.2979
6 1342 1342/1342 1342 ± 0.00002368 5.446 5.22/5.627 5.396 ± 0.308
7 1342 1342/1342 1342 ± 0.00002368 5.455 5.31/5.603 5.409 ± 0.2953
8 1342 1342/1342 1342 ± 0.00002368 5.42 5.226/5.573 5.353 ± 0.3287
9 1342 1342/1342 1342 ± 0.00002368 5.664 5.366/5.941 5.597 ± 0.3731
10 1342 1342/1342 1342 ± 0.00002368 6.128 5.917/6.284 6.074 ± 0.34
11 1342 1342/1342 1342 ± 0.00002368 6.38 6.199/6.544 6.321 ± 0.3561
12 1342 1342/1342 1342 ± 0.00002368 6.55 6.4/6.732 6.515 ± 0.3914
13 1342 1342/1342 1342 ± 0.00002368 6.945 6.848/7.19 6.922 ± 0.4129
14 1342 1342/1342 1342 ± 0.00002368 7.213 6.953/7.434 7.111 ± 0.4782
15 1342 1342/1342 1342 ± 0.00002418 6.784 6.527/7.034 6.715 ± 0.4734
16 1342 1342/1342 1342 ± 0.00005566 4.217 4.079/4.37 4.221 ± 0.2269
17 1342 1342/1342 1342 ± 0.00005712 4.293 4.132/4.549 4.335 ± 0.2754
vis
VLASS2.1.sb38500385.eb38635359.59099.351010810184_split_split.ms
statwtmode
VLASS-SE
overwrite_modelcol
False
output_dir
 
datacolumn
residual_data
Start time
2024-11-26 22:23:48.934
End
2024-11-26 23:29:17.222
Duration
1:05:28.288
Note, WebLog generation is not included in the time.

CASA logs for stage 8