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

Statwt Summary Plot

VLASS2.1.sb38522718.eb38555682.59065.0341228125_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 5.957 5.445/6.211 5.839 ± 0.4937
ea02 1342 1342/1342 1342 ± 0.000008547 6.113 5.607/6.605 6.181 ± 0.5954
ea04 1342 1342/1342 1342 ± 0 5.805 5.405/6.383 5.894 ± 0.5373
ea05 1342 1342/1342 1342 ± 0 5.94 5.523/6.472 5.954 ± 0.5115
ea06 1342 1342/1342 1342 ± 0 3.423 3.313/3.615 3.465 ± 0.2021
ea07 1342 1342/1342 1342 ± 0 5.535 5.507/5.883 5.646 ± 0.2327
ea08 1342 1342/1342 1342 ± 0 6 5.792/6.731 6.186 ± 0.5737
ea09 1342 1342/1342 1342 ± 0 5.35 5.083/5.778 5.434 ± 0.3858
ea10 1342 1342/1342 1342 ± 0.000001071 5.449 5.253/6.25 5.677 ± 0.519
ea11 1342 1342/1342 1342 ± 0 6.041 5.615/6.61 6.147 ± 0.5675
ea12 1342 1342/1342 1342 ± 0 5.894 5.456/6.205 5.919 ± 0.4793
ea13 1342 1342/1342 1342 ± 0 6.372 5.925/6.545 6.284 ± 0.4475
ea14 1342 1342/1342 1342 ± 0 6.211 5.615/6.623 6.121 ± 0.6145
ea15 1342 1342/1342 1342 ± 0 6.011 5.574/6.451 6.072 ± 0.5685
ea16 1342 1342/1342 1342 ± 0 5.019 4.588/5.412 4.938 ± 0.5547
ea17 1342 1342/1342 1342 ± 0.000009271 6.263 5.89/6.732 6.311 ± 0.5582
ea18 1342 1342/1342 1342 ± 0 5.24 4.916/5.596 5.293 ± 0.4347
ea19 1342 1342/1342 1342 ± 0 6.397 6.046/6.624 6.366 ± 0.3299
ea20 1342 1342/1342 1342 ± 0 6.541 6.061/7.04 6.505 ± 0.6128
ea21 1342 1342/1342 1342 ± 0 6.008 5.689/6.52 6.136 ± 0.5366
ea22 1342 1342/1342 1342 ± 0 5.745 5.37/6.337 5.777 ± 0.5518
ea23 1342 1342/1342 1342 ± 0 6.123 5.705/6.695 6.203 ± 0.6224
ea25 1342 1342/1342 1342 ± 0.000002636 5.546 5.342/5.6 5.531 ± 0.2031
ea26 1342 1342/1342 1342 ± 0 5.967 5.655/6.572 6.047 ± 0.5098
ea27 1342 1342/1342 1342 ± 0.00001817 5.628 5.485/6.318 5.804 ± 0.5107
ea28 1342 1342/1342 1342 ± 0 6.555 6.178/6.863 6.535 ± 0.466
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 ± 0.00002494 5.696 5.504/5.81 5.636 ± 0.3364
3 1342 1342/1342 1342 ± 0.00002614 5.305 5.087/5.497 5.307 ± 0.3087
4 1342 1342/1342 1342 ± 0.00002626 5.55 5.368/5.694 5.53 ± 0.3257
5 1342 1342/1342 1342 ± 0.00002494 5.495 5.398/5.734 5.504 ± 0.3579
6 1342 1342/1342 1342 ± 0.00002494 5.5 5.359/5.578 5.425 ± 0.387
7 1342 1342/1342 1342 ± 0.00002494 5.522 5.29/5.689 5.472 ± 0.3973
8 1342 1342/1342 1342 ± 0.00002494 5.514 5.225/5.681 5.441 ± 0.3899
9 1342 1342/1342 1342 ± 0.00002494 5.795 5.45/6 5.713 ± 0.3812
10 1342 1342/1342 1342 ± 0.00002444 6.091 5.987/6.401 6.004 ± 0.5912
11 1342 1342/1342 1342 ± 0.00002444 6.344 6.149/6.541 6.178 ± 0.7094
12 1342 1342/1342 1342 ± 0.00002494 6.466 6.336/6.625 6.444 ± 0.3765
13 1342 1342/1342 1342 ± 0.00002448 6.822 6.551/7.077 6.668 ± 0.7739
14 1342 1342/1342 1342 ± 0.00002448 6.888 6.727/7.226 6.796 ± 0.7661
15 1342 1342/1342 1342 ± 0.00002494 6.626 6.42/6.919 6.568 ± 0.4007
16 1342 1342/1342 1342 ± 0.00002796 6.026 5.596/6.194 5.864 ± 0.6684
17 1342 1342/1342 1342 ± 0.00002476 6 5.734/6.229 5.856 ± 0.6485
output_dir
 
overwrite_modelcol
False
vis
VLASS2.1.sb38522718.eb38555682.59065.0341228125_split_split.ms
statwtmode
VLASS-SE
datacolumn
residual_data
Start time
2024-11-14 04:21:42.299
End
2024-11-14 05:28:05.529
Duration
1:06:23.230
Note, WebLog generation is not included in the time.

CASA logs for stage 8