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

Statwt Summary Plot

VLASS2.1.sb38610195.eb38638028.59101.102248043986_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 4.871 4.727/5.135 4.932 ± 0.3409
ea02 1342 1342/1342 1342 ± 0.00002813 5.101 4.827/5.534 5.199 ± 0.4093
ea04 1342 1342/1342 1342 ± 0 5.014 4.655/5.28 5.012 ± 0.3758
ea05 1342 1342/1342 1342 ± 0 5.839 5.228/6.316 5.752 ± 0.6109
ea06 1342 1342/1342 1342 ± 0 4.391 4.309/4.717 4.493 ± 0.2459
ea07 1342 1342/1342 1342 ± 0 5.825 5.306/5.983 5.794 ± 0.5298
ea08 1342 1342/1342 1342 ± 0 5.489 5.265/6.163 5.704 ± 0.5627
ea09 1342 1342/1342 1342 ± 0 5.601 5.079/6.137 5.637 ± 0.6165
ea10 1342 1342/1342 1342 ± 0 5.628 5.098/6.212 5.633 ± 0.6049
ea11 1342 1342/1342 1342 ± 0 4.965 4.78/5.361 5.048 ± 0.3828
ea12 1342 1342/1342 1342 ± 0 5.388 5.141/5.885 5.587 ± 0.542
ea13 1342 1342/1342 1342 ± 0 4.943 4.747/5.063 4.931 ± 0.2323
ea14 1342 1342/1342 1342 ± 0 5.43 4.877/5.705 5.345 ± 0.5102
ea15 1342 1342/1342 1342 ± 0 5.523 4.939/5.915 5.545 ± 0.6157
ea16 1342 1342/1342 1342 ± 0 6.007 5.52/6.49 6.089 ± 0.6753
ea17 1342 1342/1342 1342 ± 0.000001222 5.803 5.488/6.395 5.995 ± 0.6186
ea18 1342 1342/1342 1342 ± 0 4.874 4.508/5.276 4.919 ± 0.4506
ea19 1342 1342/1342 1342 ± 0 6.186 5.5/6.734 6.175 ± 0.6786
ea20 1342 1342/1342 1342 ± 0 5.135 4.957/5.498 5.211 ± 0.3125
ea21 1342 1342/1342 1342 ± 0 5.58 5.238/6.19 5.718 ± 0.5441
ea22 1342 1342/1342 1342 ± 0 5.162 5.004/5.831 5.394 ± 0.5984
ea23 1342 1342/1342 1342 ± 0 5.573 5.13/5.927 5.601 ± 0.4971
ea25 1342 1342/1342 1342 ± 0 4.745 4.562/5.1 4.868 ± 0.3513
ea26 1342 1342/1342 1342 ± 0 5.736 5.459/6.447 5.862 ± 0.5385
ea27 1342 1342/1342 1342 ± 0 5.186 5.056/5.973 5.394 ± 0.535
ea28 1342 1342/1342 1342 ± 0.00000302 4.874 4.765/5.398 5.06 ± 0.3791
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 ± 0.00002352 5.089 4.923/5.343 5.111 ± 0.2897
3 1342 1342/1342 1342 ± 0.00003836 4.611 4.448/4.839 4.652 ± 0.3048
4 1342 1342/1342 1342 ± 0.00002469 5.041 4.842/5.255 5.017 ± 0.3617
5 1342 1342/1342 1342 ± 0.00002352 5.069 4.804/5.239 5.039 ± 0.3458
6 1342 1342/1342 1342 ± 0.00002352 4.987 4.73/5.178 4.952 ± 0.3214
7 1342 1342/1342 1342 ± 0.00002352 5.004 4.746/5.238 4.99 ± 0.3221
8 1342 1342/1342 1342 ± 0.00002352 4.933 4.741/5.179 4.948 ± 0.3483
9 1342 1342/1342 1342 ± 0.00002352 5.196 4.875/5.568 5.174 ± 0.3907
10 1342 1342/1342 1342 ± 0.00002352 5.617 5.212/5.892 5.543 ± 0.4078
11 1342 1342/1342 1342 ± 0.00002352 5.878 5.361/6.067 5.729 ± 0.4605
12 1342 1342/1342 1342 ± 0.00002383 5.915 5.282/6.309 5.782 ± 0.5903
13 1342 1342/1342 1342 ± 0.00002352 6.456 5.698/6.634 6.213 ± 0.5996
14 1342 1342/1342 1342 ± 0.00002352 6.558 5.716/6.768 6.323 ± 0.6398
15 1342 1342/1342 1342 ± 0.00002383 6.103 5.362/6.423 5.95 ± 0.6367
16 1342 1342/1342 1342 ± 0.00002354 5.589 4.861/5.839 5.422 ± 0.5708
17 1342 1342/1342 1342 ± 0.00002363 5.516 4.866/5.815 5.405 ± 0.5487
vis
VLASS2.1.sb38610195.eb38638028.59101.102248043986_split_split.ms
datacolumn
residual_data
statwtmode
VLASS-SE
overwrite_modelcol
False
output_dir
 
Start time
2025-01-08 07:46:29.320
End
2025-01-08 08:38:08.978
Duration
0:51:39.659
Note, WebLog generation is not included in the time.

CASA logs for stage 8