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

Statwt Summary Plot

VLASS2.1.sb38450628.eb38515240.59049.50130047454_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 5.434 5.193/6.005 5.455 ± 0.7988
ea02 1342 1342/1342 1342 ± 0.00004263 5.792 5.441/6.527 5.724 ± 1.047
ea04 1342 1342/1342 1342 ± 0.000038 5.411 5.078/6.069 5.321 ± 0.9641
ea05 1342 1342/1342 1342 ± 0.00001065 5.489 5.119/5.98 5.461 ± 0.7371
ea06 1342 1342/1342 1342 ± 0.00003991 5.316 4.978/6.03 5.272 ± 0.8983
ea07 1342 1342/1342 1342 ± 0.00003982 5.621 5.275/6.117 5.471 ± 0.8933
ea09 1342 1342/1342 1342 ± 0.00002115 5.425 5.048/5.865 5.344 ± 0.7379
ea10 1342 1342/1342 1342 ± 0.00004199 5.044 4.813/5.83 5.132 ± 0.7322
ea11 1342 1342/1342 1342 ± 0.00003765 5.932 5.395/6.534 5.78 ± 0.9008
ea12 1342 1342/1342 1342 ± 0.00004124 5.928 5.483/6.752 5.807 ± 1.109
ea13 1342 1342/1342 1342 ± 0.000007156 5.771 5.649/6.285 5.835 ± 0.7437
ea14 1342 1342/1342 1342 ± 0.00001287 5.67 5.275/6.433 5.628 ± 0.8485
ea15 1342 1342/1342 1342 ± 0.00002628 5.607 5.414/6.56 5.645 ± 1.152
ea16 1342 1342/1342 1342 ± 0.000003329 5.878 5.559/6.409 5.814 ± 0.8314
ea17 1342 1342/1342 1342 ± 0.00004233 5.945 5.454/6.513 5.842 ± 0.9273
ea18 1342 1342/1342 1342 ± 0.00003907 5.06 4.867/5.636 5.089 ± 0.6907
ea19 1342 1342/1342 1342 ± 0.000001821 5.749 5.433/6.278 5.731 ± 0.7654
ea20 0 N/A 0 ± N/A 0 N/A 0 ± N/A
ea21 1342 1342/1342 1342 ± 0.00001498 5.487 5.308/6.145 5.466 ± 0.8045
ea22 1342 1342/1342 1342 ± 0.00003352 5.46 5.197/6.342 5.517 ± 0.9592
ea23 1342 1342/1342 1342 ± 0.00003032 5.665 5.471/6.416 5.681 ± 0.9536
ea24 1342 1342/1342 1342 ± 0 5.078 4.831/6.013 5.241 ± 0.714
ea25 1342 1342/1342 1342 ± 0.00004259 5.512 5.302/6.3 5.502 ± 0.9265
ea26 1342 1342/1342 1342 ± 0.00001113 5.693 5.533/6.508 5.757 ± 0.9166
ea27 1342 1342/1342 1342 ± 0.00004227 5.627 5.247/6.57 5.632 ± 0.9244
ea28 1342 1342/1342 1342 ± 0.00004094 5.775 5.471/6.569 5.781 ± 0.8955
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 ± 0.00002393 5.476 5.326/5.664 5.446 ± 0.2854
3 1342 1342/1342 1342 ± 0.00003709 5.628 5.27/5.998 5.638 ± 0.4995
5 1342 1342/1342 1342 ± 0.00002441 5.222 4.983/5.335 5.196 ± 0.2474
6 1342 1342/1342 1342 ± 0.00002393 5.386 5.117/5.504 5.317 ± 0.2532
7 1342 1342/1342 1342 ± 0.00002393 5.431 5.206/5.523 5.347 ± 0.2377
8 1342 1342/1342 1342 ± 0.00002393 5.358 5.074/5.471 5.293 ± 0.2738
9 1342 1342/1342 1342 ± 0.00002393 5.673 5.318/5.799 5.586 ± 0.2826
10 1342 1342/1342 1342 ± 0.00002393 6.105 5.881/6.204 6.005 ± 0.2593
11 1342 1342/1342 1342 ± 0.00002393 6.339 6.07/6.521 6.291 ± 0.2596
12 1342 1342/1342 1342 ± 0.00002393 6.47 6.255/6.689 6.46 ± 0.2864
13 1342 1342/1342 1342 ± 0.00002436 6.568 6.323/6.746 6.53 ± 0.3473
14 1342 1342/1342 1342 ± 0.00003803 6.072 5.745/6.403 6.114 ± 0.5123
15 1342 1342/1342 1342 ± 0.00002408 6.49 6.015/6.699 6.378 ± 0.415
16 1342 1342/1342 1342 ± 0.00005936 3.471 3.31/3.675 3.49 ± 0.2828
17 1342 1342/1342 1342 ± 0.00006088 3.726 3.506/3.933 3.719 ± 0.3198
output_dir
 
statwtmode
VLASS-SE
vis
VLASS2.1.sb38450628.eb38515240.59049.50130047454_split_split.ms
datacolumn
residual_data
overwrite_modelcol
False
Start time
2024-11-01 17:27:43.362
End
2024-11-01 18:17:17.137
Duration
0:49:33.775
Note, WebLog generation is not included in the time.

CASA logs for stage 8