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

Statwt Summary Plot

VLASS2.1.sb38541375.eb38627613.59093.84554634259_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 5.598 5.318/6.025 5.724 ± 0.5158
ea02 0 N/A 0 ± N/A 0 N/A 0 ± N/A
ea04 1342 1342/1342 1342 ± 0 5.556 5.167/6.05 5.677 ± 0.5382
ea05 1342 1342/1342 1342 ± 0 5.706 5.38/6.281 5.836 ± 0.5675
ea06 1342 1342/1342 1342 ± 0 5.047 4.889/5.462 5.161 ± 0.3763
ea07 1342 1342/1342 1342 ± 0 5.79 5.466/6.256 5.975 ± 0.5586
ea08 1342 1342/1342 1342 ± 0 5.846 5.515/6.593 6.065 ± 0.6542
ea09 1342 1342/1342 1342 ± 0 5.674 5.22/6.37 5.763 ± 0.6101
ea10 1342 1342/1342 1342 ± 0 5.706 5.329/6.558 5.893 ± 0.6634
ea11 0 N/A 0 ± N/A 0 N/A 0 ± N/A
ea12 1342 1342/1342 1342 ± 0 5.88 5.434/6.355 6.008 ± 0.6141
ea13 1342 1342/1342 1342 ± 0 5.992 5.715/6.297 6.066 ± 0.4694
ea14 1342 1342/1342 1342 ± 0 5.765 5.252/6.331 5.813 ± 0.6346
ea15 1342 1342/1342 1342 ± 0 5.614 5.147/6.161 5.722 ± 0.6551
ea16 1342 1342/1342 1342 ± 0 6.15 5.723/6.608 6.249 ± 0.689
ea17 1342 1342/1342 1342 ± 0.000003857 6.009 5.635/6.493 6.132 ± 0.5994
ea18 1342 1342/1342 1342 ± 0 5.094 4.817/5.511 5.175 ± 0.5053
ea19 1342 1342/1342 1342 ± 0 5.987 5.592/6.586 6.143 ± 0.6039
ea20 1342 1342/1342 1342 ± 0 6.133 5.813/6.785 6.273 ± 0.6339
ea21 1342 1342/1342 1342 ± 0 5.578 5.374/6.216 5.776 ± 0.5129
ea22 1342 1342/1342 1342 ± 0 5.653 5.232/6.324 5.788 ± 0.6249
ea23 1342 1342/1342 1342 ± 0 5.99 5.527/6.607 6.1 ± 0.6543
ea25 1342 1342/1342 1342 ± 0.000001669 5.549 5.231/6.114 5.689 ± 0.5493
ea26 1342 1342/1342 1342 ± 0 5.947 5.658/6.608 6.097 ± 0.6412
ea27 1342 1342/1342 1342 ± 0.0000334 5.568 5.285/6.343 5.748 ± 0.5914
ea28 1342 1342/1342 1342 ± 0 5.612 5.367/6.342 5.823 ± 0.6169
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 ± 0.00002439 5.474 5.252/5.648 5.447 ± 0.2484
3 1342 1342/1342 1342 ± 0.00002623 5.111 4.957/5.405 5.161 ± 0.272
4 1342 1342/1342 1342 ± 0.00002462 5.237 5.003/5.402 5.197 ± 0.323
5 1342 1342/1342 1342 ± 0.00002441 5.407 5.155/5.544 5.374 ± 0.3042
6 1342 1342/1342 1342 ± 0.00002439 5.37 5.161/5.534 5.348 ± 0.2816
7 1342 1342/1342 1342 ± 0.00002439 5.385 5.252/5.55 5.394 ± 0.2442
8 1342 1342/1342 1342 ± 0.00002439 5.375 5.148/5.525 5.342 ± 0.2744
9 1342 1342/1342 1342 ± 0.00002439 5.597 5.464/5.906 5.616 ± 0.3085
10 1342 1342/1342 1342 ± 0.00002439 6.041 5.916/6.245 6.025 ± 0.3
11 1342 1342/1342 1342 ± 0.00002439 6.295 6.164/6.447 6.25 ± 0.3189
12 1342 1342/1342 1342 ± 0.00002439 6.405 6.221/6.61 6.39 ± 0.3447
13 1342 1342/1342 1342 ± 0.00002439 6.815 6.681/7.024 6.811 ± 0.3575
14 1342 1342/1342 1342 ± 0.00002439 6.935 6.772/7.281 6.969 ± 0.3905
15 1342 1342/1342 1342 ± 0.00002439 6.651 6.428/6.816 6.569 ± 0.3759
16 1342 1342/1342 1342 ± 0.00003053 5.926 5.732/6.142 5.928 ± 0.3278
17 1342 1342/1342 1342 ± 0.00003126 5.853 5.699/6.073 5.866 ± 0.3
vis
VLASS2.1.sb38541375.eb38627613.59093.84554634259_split_split.ms
statwtmode
VLASS-SE
overwrite_modelcol
False
output_dir
 
datacolumn
residual_data
Start time
2024-05-01 08:02:57.449
End
2024-05-01 08:57:54.768
Duration
0:54:57.319
Note, WebLog generation is not included in the time.

CASA logs for stage 7