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

Statwt Summary Plot

VLASS2.2.sb40233904.eb40478968.59488.05569084491_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 5.825 5.608/6.226 5.954 ± 0.4465
ea02 1342 1342/1342 1342 ± 0.000005583 5.807 5.436/6.381 5.913 ± 0.5394
ea03 1342 1342/1342 1342 ± 0.00003593 5.051 4.954/6.098 5.421 ± 0.5643
ea04 1342 1342/1342 1342 ± 0.000005673 5.156 4.85/5.301 5.149 ± 0.309
ea06 1342 1342/1342 1342 ± 0 5.666 5.446/6.065 5.771 ± 0.4387
ea07 1342 1342/1342 1342 ± 0 5.403 5.121/5.652 5.422 ± 0.3477
ea08 1342 1342/1342 1342 ± 0.00003374 5.999 5.745/6.433 6.112 ± 0.4783
ea09 1342 1342/1342 1342 ± 0.000003874 5.706 5.391/6.337 5.846 ± 0.5096
ea10 1342 1342/1342 1342 ± 0.000002117 5.535 5.247/6.079 5.66 ± 0.4034
ea11 1342 1342/1342 1342 ± 0 5.734 5.612/6.356 5.965 ± 0.5203
ea12 1342 1342/1342 1342 ± 0 5.61 5.473/6.295 5.866 ± 0.5141
ea13 1342 1342/1342 1342 ± 0.00001651 6.017 5.543/6.302 5.968 ± 0.5186
ea14 1342 1342/1342 1342 ± 0 5.605 5.377/6.203 5.801 ± 0.461
ea15 1342 1342/1342 1342 ± 0 5.483 5.276/6.169 5.704 ± 0.5212
ea16 1342 1342/1342 1342 ± 0 5.695 5.389/6.031 5.745 ± 0.4271
ea17 1342 1342/1342 1342 ± 0 6.251 6.049/6.825 6.42 ± 0.4554
ea18 1342 1342/1342 1342 ± 0 4.535 4.317/4.779 4.56 ± 0.3102
ea19 1342 1342/1342 1342 ± 0.000001489 5.765 5.67/6.445 6.027 ± 0.4676
ea20 1342 1342/1342 1342 ± 0.000001479 5.709 5.47/6.463 5.888 ± 0.5029
ea21 1342 1342/1342 1342 ± 0 5.655 5.38/6.058 5.754 ± 0.412
ea22 1342 1342/1342 1342 ± 0 5.837 5.614/6.301 5.891 ± 0.4471
ea23 1342 1342/1342 1342 ± 0 5.773 5.603/6.373 5.984 ± 0.5542
ea24 1342 1342/1342 1342 ± 0 5.719 5.245/6.257 5.713 ± 0.4953
ea25 1342 1342/1342 1342 ± 0 5.343 5.08/5.579 5.448 ± 0.4234
ea26 1342 1342/1342 1342 ± 0 5.702 5.625/6.512 5.973 ± 0.4601
ea27 1342 1342/1342 1342 ± 0.000002071 5.537 5.392/6.303 5.778 ± 0.5115
ea28 1342 1342/1342 1342 ± 0.000004639 5.618 5.488/6.323 5.863 ± 0.5266
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 ± 0.00002311 5.647 5.51/5.848 5.596 ± 0.3414
4 1342 1342/1342 1342 ± 0.0000256 5.446 5.247/5.69 5.462 ± 0.51
5 1342 1342/1342 1342 ± 0.00002311 5.501 5.291/5.729 5.465 ± 0.3819
6 1342 1342/1342 1342 ± 0.00002311 5.397 5.265/5.609 5.367 ± 0.3163
7 1342 1342/1342 1342 ± 0.00002311 5.372 5.204/5.563 5.35 ± 0.3194
8 1342 1342/1342 1342 ± 0.00002311 5.336 5.066/5.525 5.278 ± 0.3352
9 1342 1342/1342 1342 ± 0.00002311 5.565 5.424/5.705 5.508 ± 0.3615
10 1342 1342/1342 1342 ± 0.00002311 5.95 5.705/6.141 5.862 ± 0.3834
11 1342 1342/1342 1342 ± 0.00002311 6.168 5.986/6.279 6.038 ± 0.3875
12 1342 1342/1342 1342 ± 0.00002311 6.269 6.036/6.372 6.143 ± 0.4262
13 1342 1342/1342 1342 ± 0.00002311 6.552 6.394/6.737 6.484 ± 0.4256
14 1342 1342/1342 1342 ± 0.00002311 6.692 6.463/6.845 6.598 ± 0.4107
15 1342 1342/1342 1342 ± 0.00002311 6.418 6.205/6.581 6.326 ± 0.4189
16 1342 1342/1342 1342 ± 0.0000339 5.479 5.26/5.725 5.504 ± 0.3736
17 1342 1342/1342 1342 ± 0.00003666 5.41 5.138/5.696 5.396 ± 0.3627
vis
VLASS2.2.sb40233904.eb40478968.59488.05569084491_split_split.ms
statwtmode
VLASS-SE
datacolumn
residual_data
output_dir
 
overwrite_modelcol
False
Start time
2025-05-14 04:32:55.954
End
2025-05-14 05:10:03.438
Duration
0:37:07.484
Note, WebLog generation is not included in the time.

CASA logs for stage 8