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

Statwt Summary Plot

VLASS2.2.sb40874670.eb40884641.59511.666189490745_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 5.484 5.272/6.19 5.545 ± 0.9011
ea02 1342 1342/1342 1342 ± 0.00002987 5.362 4.917/6.357 5.46 ± 1.009
ea03 1342 1342/1342 1342 ± 0.00004793 5.072 4.859/6.164 5.276 ± 0.933
ea04 1342 1342/1342 1342 ± 0.000007103 5.226 4.941/6.007 5.383 ± 0.6458
ea06 1342 1342/1342 1342 ± 0.00002623 5.61 5.118/6.413 5.55 ± 1.048
ea07 1342 1342/1342 1342 ± 0.000001765 5.525 5.057/6.095 5.504 ± 0.7287
ea08 1342 1342/1342 1342 ± 0.00004779 5.767 5.449/6.782 5.858 ± 0.9367
ea09 1342 1342/1342 1342 ± 0.00003948 5.434 5.166/6.353 5.62 ± 0.8523
ea10 1342 1342/1342 1342 ± 0.000005036 5.387 5.122/6.359 5.502 ± 0.9237
ea11 1342 1342/1342 1342 ± 0.00003745 5.573 5.043/6.643 5.608 ± 1.055
ea12 1342 1342/1342 1342 ± 0.00003684 5.623 5.218/6.337 5.591 ± 0.9686
ea13 1342 1342/1342 1342 ± 0.00004323 5.859 5.455/6.481 5.751 ± 0.9391
ea14 1342 1342/1342 1342 ± 0.000001765 5.548 4.893/6.383 5.548 ± 0.9042
ea15 1342 1342/1342 1342 ± 0.00003081 4.954 4.453/5.857 5.043 ± 0.8143
ea16 1342 1342/1342 1342 ± 0 5.722 5.309/6.335 5.712 ± 0.8146
ea17 1342 1342/1342 1342 ± 0.00001698 5.967 5.58/6.787 5.968 ± 1.168
ea18 1342 1342/1342 1342 ± 0.00002977 4.165 4.066/4.649 4.192 ± 0.5344
ea19 1342 1342/1342 1342 ± 0.000003933 5.619 5.469/6.593 5.707 ± 0.9248
ea20 1342 1342/1342 1342 ± 0.00002606 5.615 5.302/6.535 5.68 ± 0.9798
ea21 1342 1342/1342 1342 ± 0.000002491 5.362 5.123/6.34 5.475 ± 0.8285
ea22 1342 1342/1342 1342 ± 0.00003393 5.649 4.998/6.589 5.609 ± 1.034
ea23 1342 1342/1342 1342 ± 0.00002808 5.667 5.284/6.514 5.693 ± 0.999
ea25 1342 1342/1342 1342 ± 0.000002491 5.581 5.109/6.514 5.754 ± 0.9126
ea26 1342 1342/1342 1342 ± 0.00002881 5.685 5.288/6.926 5.82 ± 1.058
ea27 1342 1342/1342 1342 ± 0.00002054 5.472 5.052/6.68 5.56 ± 1
ea28 1342 1342/1342 1342 ± 0.00003405 5.767 5.46/6.679 5.788 ± 0.9933
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 ± 0.00002361 5.445 5.164/5.578 5.325 ± 0.3408
3 1342 1342/1342 1342 ± 0.00004787 4.795 4.416/5.069 4.734 ± 0.4679
5 1342 1342/1342 1342 ± 0.00002467 5.057 4.839/5.312 5.04 ± 0.3988
6 1342 1342/1342 1342 ± 0.00002361 5.402 5.239/5.527 5.349 ± 0.334
7 1342 1342/1342 1342 ± 0.00002361 5.394 5.252/5.489 5.347 ± 0.3242
8 1342 1342/1342 1342 ± 0.00002361 5.332 5.124/5.568 5.309 ± 0.3514
9 1342 1342/1342 1342 ± 0.00002361 5.752 5.617/5.855 5.634 ± 0.3854
10 1342 1342/1342 1342 ± 0.00002361 6.174 5.99/6.28 6.047 ± 0.4229
11 1342 1342/1342 1342 ± 0.00002361 6.505 6.274/6.569 6.361 ± 0.4166
12 1342 1342/1342 1342 ± 0.00002361 6.634 6.45/6.768 6.534 ± 0.4516
13 1342 1342/1342 1342 ± 0.00002361 6.696 6.535/6.937 6.685 ± 0.4776
14 1342 1342/1342 1342 ± 0.00002379 6.317 5.949/6.687 6.301 ± 0.5668
15 1342 1342/1342 1342 ± 0.00002365 6.847 6.503/7.029 6.714 ± 0.499
16 1342 1342/1342 1342 ± 0.00005855 3.847 3.613/4.214 3.916 ± 0.4162
17 1342 1342/1342 1342 ± 0.0000603 3.785 3.619/4.049 3.812 ± 0.3366
statwtmode
VLASS-SE
output_dir
 
overwrite_modelcol
False
vis
VLASS2.2.sb40874670.eb40884641.59511.666189490745_split_split.ms
datacolumn
residual_data
Start time
2025-04-16 04:38:51.403
End
2025-04-16 05:00:19.141
Duration
0:21:27.738
Note, WebLog generation is not included in the time.

CASA logs for stage 8