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

Statwt Summary Plot

VLASS2.1.sb38541375.eb38627613.59093.84554634259_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 5.515 5.127/6.008 5.612 ± 0.5507
ea02 0 N/A 0 ± N/A 0 N/A 0 ± N/A
ea04 1342 1342/1342 1342 ± 0 5.455 5.062/6.033 5.592 ± 0.5827
ea05 1342 1342/1342 1342 ± 0 5.723 5.28/6.335 5.826 ± 0.6199
ea06 1342 1342/1342 1342 ± 0 5.011 4.772/5.426 5.093 ± 0.4052
ea07 1342 1342/1342 1342 ± 0 5.889 5.311/6.16 5.859 ± 0.5852
ea08 1342 1342/1342 1342 ± 0 5.839 5.346/6.46 5.95 ± 0.6431
ea09 1342 1342/1342 1342 ± 0 5.643 5.041/6.317 5.675 ± 0.634
ea10 1342 1342/1342 1342 ± 0 5.737 5.163/6.442 5.795 ± 0.6446
ea11 0 N/A 0 ± N/A 0 N/A 0 ± N/A
ea12 1342 1342/1342 1342 ± 0 5.726 5.301/6.332 5.908 ± 0.6338
ea13 1342 1342/1342 1342 ± 0 5.878 5.584/6.255 5.985 ± 0.5079
ea14 1342 1342/1342 1342 ± 0 5.693 5.102/6.219 5.713 ± 0.6639
ea15 1342 1342/1342 1342 ± 0 5.462 4.989/6.057 5.588 ± 0.6732
ea16 1342 1342/1342 1342 ± 0 6.007 5.502/6.461 6.073 ± 0.7302
ea17 1342 1342/1342 1342 ± 0.000002439 5.842 5.448/6.357 5.981 ± 0.6287
ea18 1342 1342/1342 1342 ± 0.00000122 4.956 4.665/5.418 5.066 ± 0.5206
ea19 1342 1342/1342 1342 ± 0 5.882 5.462/6.504 6.049 ± 0.6414
ea20 1342 1342/1342 1342 ± 0 6.048 5.632/6.698 6.155 ± 0.6636
ea21 1342 1342/1342 1342 ± 0 5.529 5.222/6.184 5.704 ± 0.5666
ea22 1342 1342/1342 1342 ± 0 5.582 5.105/6.243 5.684 ± 0.6645
ea23 1342 1342/1342 1342 ± 0 6.059 5.325/6.496 5.983 ± 0.6751
ea25 1342 1342/1342 1342 ± 0 5.477 5.105/5.968 5.571 ± 0.5735
ea26 1342 1342/1342 1342 ± 0 5.928 5.444/6.548 6.009 ± 0.6675
ea27 1342 1342/1342 1342 ± 0.00001959 5.511 5.139/6.268 5.646 ± 0.6197
ea28 1342 1342/1342 1342 ± 0 5.533 5.273/6.28 5.757 ± 0.6315
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 ± 0.0000244 5.281 5.104/5.478 5.274 ± 0.24
3 1342 1342/1342 1342 ± 0.0000261 5.051 4.857/5.243 5.029 ± 0.2694
4 1342 1342/1342 1342 ± 0.0000244 5.11 4.86/5.247 5.073 ± 0.2889
5 1342 1342/1342 1342 ± 0.0000244 5.26 5.009/5.361 5.225 ± 0.2832
6 1342 1342/1342 1342 ± 0.0000244 5.188 4.982/5.333 5.16 ± 0.2644
7 1342 1342/1342 1342 ± 0.0000244 5.265 5.135/5.39 5.26 ± 0.234
8 1342 1342/1342 1342 ± 0.0000244 5.283 5.044/5.457 5.223 ± 0.2629
9 1342 1342/1342 1342 ± 0.0000244 5.503 5.323/5.753 5.493 ± 0.291
10 1342 1342/1342 1342 ± 0.0000244 5.96 5.779/6.119 5.926 ± 0.2952
11 1342 1342/1342 1342 ± 0.0000244 6.219 6.036/6.347 6.154 ± 0.3109
12 1342 1342/1342 1342 ± 0.0000244 6.325 6.103/6.514 6.313 ± 0.3324
13 1342 1342/1342 1342 ± 0.0000244 6.725 6.601/6.942 6.729 ± 0.3522
14 1342 1342/1342 1342 ± 0.0000244 6.917 6.72/7.186 6.894 ± 0.3774
15 1342 1342/1342 1342 ± 0.0000244 6.581 6.402/6.752 6.509 ± 0.3497
16 1342 1342/1342 1342 ± 0.00002632 5.94 5.78/6.17 5.918 ± 0.3055
17 1342 1342/1342 1342 ± 0.00002714 5.923 5.733/6.123 5.899 ± 0.298
datacolumn
residual_data
overwrite_modelcol
False
vis
VLASS2.1.sb38541375.eb38627613.59093.84554634259_split_split.ms
output_dir
 
statwtmode
VLASS-SE
Start time
2024-05-01 18:33:21.796
End
2024-05-01 19:27:23.766
Duration
0:54:01.970
Note, WebLog generation is not included in the time.

CASA logs for stage 7