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

Statwt Summary Plot

VLASS2.1.sb38719425.eb38722999.59135.57082381945_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 5.627 5.234/6.168 5.724 ± 0.5849
ea02 1342 1342/1342 1342 ± 0 5.898 5.479/6.555 6.06 ± 0.6779
ea03 1342 1342/1342 1342 ± 0 5.341 4.803/6.02 5.449 ± 0.6624
ea04 1342 1342/1342 1342 ± 0.000004716 5.556 5.195/6.202 5.744 ± 0.5923
ea05 1342 1342/1342 1342 ± 0 5.792 5.318/6.316 5.873 ± 0.6394
ea06 1342 1342/1342 1342 ± 0 4.906 4.745/5.352 5.019 ± 0.3483
ea07 1342 1342/1342 1342 ± 0 6.009 5.432/6.241 5.987 ± 0.6172
ea08 1342 1342/1342 1342 ± 0.000006128 5.901 5.559/6.69 6.116 ± 0.7109
ea09 1342 1342/1342 1342 ± 0 5.773 5.336/6.514 5.895 ± 0.7373
ea10 1342 1342/1342 1342 ± 0 6.008 5.349/6.794 6.029 ± 0.7848
ea11 0 N/A 0 ± N/A 0 N/A 0 ± N/A
ea12 1342 1342/1342 1342 ± 0 5.798 5.373/6.417 5.971 ± 0.6266
ea13 1342 1342/1342 1342 ± 0 5.989 5.832/6.461 6.189 ± 0.5282
ea14 1342 1342/1342 1342 ± 0 5.867 5.353/6.484 5.969 ± 0.6997
ea15 1342 1342/1342 1342 ± 0 5.865 5.489/6.633 6.089 ± 0.7094
ea16 1342 1342/1342 1342 ± 0 6.098 5.635/6.791 6.255 ± 0.7567
ea17 1342 1342/1342 1342 ± 0.000009491 6.254 5.844/6.827 6.381 ± 0.7451
ea18 1342 1342/1342 1342 ± 0 5.009 4.691/5.567 5.135 ± 0.5557
ea19 1342 1342/1342 1342 ± 0 5.724 5.294/6.411 5.911 ± 0.6525
ea20 1342 1342/1342 1342 ± 0 5.938 5.519/6.62 6.065 ± 0.6363
ea23 1342 1342/1342 1342 ± 0 5.989 5.432/6.435 6.044 ± 0.6907
ea25 1342 1342/1342 1342 ± 0.00000118 5.665 5.282/6.19 5.769 ± 0.613
ea26 1342 1342/1342 1342 ± 0 6.08 5.76/6.86 6.29 ± 0.7462
ea27 1342 1342/1342 1342 ± 0.00002393 5.586 5.341/6.468 5.792 ± 0.6707
ea28 1342 1342/1342 1342 ± 0.00001856 5.471 5.245/6.201 5.686 ± 0.6571
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 ± 0.00002442 5.436 5.244/5.616 5.404 ± 0.271
3 1342 1342/1342 1342 ± 0.00002487 5.217 4.761/5.349 5.102 ± 0.3385
4 1342 1342/1342 1342 ± 0.00002442 5.201 5.038/5.326 5.148 ± 0.3218
5 1342 1342/1342 1342 ± 0.00002442 5.287 5.132/5.437 5.279 ± 0.3068
6 1342 1342/1342 1342 ± 0.00002442 5.398 5.231/5.561 5.363 ± 0.3266
7 1342 1342/1342 1342 ± 0.00002442 5.378 5.28/5.57 5.391 ± 0.2944
8 1342 1342/1342 1342 ± 0.00002442 5.359 5.206/5.532 5.351 ± 0.3162
9 1342 1342/1342 1342 ± 0.00002442 5.6 5.419/5.961 5.636 ± 0.3538
10 1342 1342/1342 1342 ± 0.00002442 6.054 5.909/6.32 6.049 ± 0.3416
11 1342 1342/1342 1342 ± 0.00002442 6.392 6.131/6.503 6.293 ± 0.3704
12 1342 1342/1342 1342 ± 0.00002442 6.523 6.285/6.707 6.476 ± 0.4062
13 1342 1342/1342 1342 ± 0.00002442 6.958 6.792/7.074 6.908 ± 0.4218
14 1342 1342/1342 1342 ± 0.00002464 7.203 6.935/7.371 7.135 ± 0.4278
15 1342 1342/1342 1342 ± 0.00002464 6.799 6.548/7.018 6.734 ± 0.4167
16 1342 1342/1342 1342 ± 0.0000312 6.118 5.828/6.272 6.052 ± 0.3643
17 1342 1342/1342 1342 ± 0.00002928 6.134 5.875/6.326 6.061 ± 0.379
datacolumn
residual_data
statwtmode
VLASS-SE
output_dir
 
overwrite_modelcol
False
vis
VLASS2.1.sb38719425.eb38722999.59135.57082381945_split_split.ms
Start time
2025-01-11 07:52:05.614
End
2025-01-11 08:43:22.083
Duration
0:51:16.469
Note, WebLog generation is not included in the time.

CASA logs for stage 8