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

Statwt Summary Plot

VLASS2.1.sb38499285.eb38509861.59047.50492306713_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 5.386 5.258/6.006 5.484 ± 0.773
ea02 1342 1342/1342 1342 ± 0.00004251 5.99 5.413/6.704 5.856 ± 0.9275
ea04 1342 1342/1342 1342 ± 0.000001172 5.519 5.125/6.045 5.403 ± 0.8265
ea05 1342 1342/1342 1342 ± 0.000005997 5.778 5.324/6.525 5.838 ± 0.7895
ea06 1342 1342/1342 1342 ± 0.00000529 5.336 4.93/5.868 5.213 ± 0.8162
ea07 1342 1342/1342 1342 ± 0.00004302 5.957 5.444/6.262 5.692 ± 0.8342
ea08 1342 1342/1342 1342 ± 0.00004252 5.845 5.656/6.967 6.044 ± 0.9827
ea09 1342 1342/1342 1342 ± 0.00001205 5.398 4.963/5.913 5.338 ± 0.6177
ea10 1342 1342/1342 1342 ± 0.00004336 5.286 4.832/5.927 5.179 ± 0.7503
ea11 1342 1342/1342 1342 ± 0.00004404 6.1 5.464/6.695 5.862 ± 1.008
ea12 1342 1342/1342 1342 ± 0.000009289 5.853 5.457/6.622 5.758 ± 1.07
ea13 1342 1342/1342 1342 ± 0.00001394 5.839 5.665/6.341 5.926 ± 0.7111
ea14 1342 1342/1342 1342 ± 0.000002548 5.638 5.346/6.676 5.796 ± 0.8374
ea15 1342 1342/1342 1342 ± 0 5.469 5.386/6.533 5.702 ± 0.9313
ea16 1342 1342/1342 1342 ± 0.00001391 5.877 5.661/6.672 5.954 ± 0.9154
ea17 1342 1342/1342 1342 ± 0.00004453 5.966 5.513/6.637 5.941 ± 0.9504
ea18 1342 1342/1342 1342 ± 0.00003732 5.07 4.763/5.762 5.056 ± 0.7528
ea19 1342 1342/1342 1342 ± 0 6.037 5.689/6.81 6.088 ± 0.8151
ea20 1342 1342/1342 1342 ± 0.00002253 6.099 5.738/6.995 6.091 ± 1.144
ea21 1342 1342/1342 1342 ± 0.00001098 5.76 5.426/6.455 5.704 ± 0.7967
ea22 1342 1342/1342 1342 ± 0.00003518 5.493 5.227/6.527 5.684 ± 0.8199
ea23 1342 1342/1342 1342 ± 0.00004723 6.467 5.775/6.699 5.935 ± 1.118
ea24 1342 1342/1342 1342 ± 0.000004262 5.088 4.902/6.123 5.454 ± 0.6558
ea25 1342 1342/1342 1342 ± 0.00004291 5.722 5.337/6.416 5.661 ± 0.8889
ea26 1342 1342/1342 1342 ± 0.00002295 5.811 5.623/6.924 6.072 ± 0.8597
ea27 1342 1342/1342 1342 ± 0.00004438 5.704 5.282/6.592 5.68 ± 0.8893
ea28 1342 1342/1342 1342 ± 0.00004312 5.832 5.545/6.696 5.879 ± 0.9238
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 ± 0.00002396 5.508 5.332/5.796 5.508 ± 0.3392
3 1342 1342/1342 1342 ± 0.00004187 4.933 4.776/5.269 5.037 ± 0.303
5 1342 1342/1342 1342 ± 0.00002405 5.44 5.133/5.565 5.375 ± 0.3398
6 1342 1342/1342 1342 ± 0.00002396 5.45 5.139/5.601 5.382 ± 0.2828
7 1342 1342/1342 1342 ± 0.00002396 5.429 5.233/5.662 5.428 ± 0.2871
8 1342 1342/1342 1342 ± 0.00002396 5.461 5.127/5.624 5.394 ± 0.3195
9 1342 1342/1342 1342 ± 0.00002429 5.733 5.375/5.966 5.691 ± 0.333
10 1342 1342/1342 1342 ± 0.00002351 6.216 5.938/6.294 6.119 ± 0.3326
11 1342 1342/1342 1342 ± 0.00002351 6.472 6.12/6.632 6.413 ± 0.3359
12 1342 1342/1342 1342 ± 0.00002351 6.619 6.297/6.804 6.563 ± 0.3664
13 1342 1342/1342 1342 ± 0.00002351 6.777 6.445/7.08 6.744 ± 0.4009
14 1342 1342/1342 1342 ± 0.00002703 6.497 6.149/6.826 6.496 ± 0.4782
15 1342 1342/1342 1342 ± 0.00002439 6.698 6.405/6.932 6.601 ± 0.4362
16 1342 1342/1342 1342 ± 0.00006103 3.957 3.753/4.237 4.011 ± 0.3442
17 1342 1342/1342 1342 ± 0.00006042 4.125 3.904/4.409 4.144 ± 0.3586
output_dir
 
vis
VLASS2.1.sb38499285.eb38509861.59047.50492306713_split_split.ms
statwtmode
VLASS-SE
datacolumn
residual_data
overwrite_modelcol
False
Start time
2024-11-08 05:55:40.934
End
2024-11-08 07:11:05.285
Duration
1:15:24.351
Note, WebLog generation is not included in the time.

CASA logs for stage 8