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

Statwt Summary Plot

VLASS2.1.sb38526435.eb38567732.59074.15649113426_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 5.531 5.295/6.013 5.714 ± 0.5022
ea02 1342 1342/1342 1342 ± 0 5.713 5.459/6.424 5.97 ± 0.6324
ea05 1342 1342/1342 1342 ± 0 5.719 5.39/6.219 5.857 ± 0.5552
ea06 1342 1342/1342 1342 ± 0 4.962 4.811/5.319 5.05 ± 0.3296
ea07 1342 1342/1342 1342 ± 0 6.024 5.453/6.107 5.945 ± 0.5359
ea08 1342 1342/1342 1342 ± 0 5.882 5.575/6.644 6.149 ± 0.6517
ea09 1342 1342/1342 1342 ± 0 5.075 4.896/5.651 5.257 ± 0.4458
ea10 1342 1342/1342 1342 ± 0 5.809 5.217/6.345 5.822 ± 0.6036
ea11 1342 1342/1342 1342 ± 0 5.92 5.439/6.395 5.976 ± 0.5579
ea12 1342 1342/1342 1342 ± 0 5.714 5.343/6.352 5.91 ± 0.6106
ea13 1342 1342/1342 1342 ± 0 6.12 5.809/6.352 6.178 ± 0.4764
ea14 1342 1342/1342 1342 ± 0 5.915 5.422/6.526 6.027 ± 0.6922
ea15 1342 1342/1342 1342 ± 0 5.817 5.262/6.391 5.894 ± 0.6684
ea16 1342 1342/1342 1342 ± 0 5.597 5.443/5.726 5.634 ± 0.4387
ea17 1342 1342/1342 1342 ± 0.00002715 5.96 5.654/6.497 6.124 ± 0.59
ea18 1342 1342/1342 1342 ± 0 5.114 4.825/5.599 5.232 ± 0.5236
ea19 1342 1342/1342 1342 ± 0 5.971 5.611/6.63 6.175 ± 0.6003
ea20 1342 1342/1342 1342 ± 0 6.283 5.788/6.873 6.299 ± 0.5906
ea21 1342 1342/1342 1342 ± 0 5.852 5.414/6.256 5.897 ± 0.5229
ea22 1342 1342/1342 1342 ± 0 5.568 5.424/6.396 5.863 ± 0.6351
ea23 1342 1342/1342 1342 ± 0 6.115 5.519/6.471 6.116 ± 0.6359
ea25 1342 1342/1342 1342 ± 0 5.631 5.345/6.121 5.776 ± 0.5308
ea26 1342 1342/1342 1342 ± 0 5.659 5.517/6.339 5.915 ± 0.5352
ea27 1342 1342/1342 1342 ± 0.00002795 5.568 5.386/6.403 5.815 ± 0.546
ea28 1342 1342/1342 1342 ± 0.00002316 5.678 5.468/6.433 5.936 ± 0.6318
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 ± 0.00002395 5.5 5.269/5.577 5.425 ± 0.2676
3 1342 1342/1342 1342 ± 0.000028 5.227 5.106/5.463 5.246 ± 0.2626
4 1342 1342/1342 1342 ± 0.00002409 5.433 5.255/5.581 5.35 ± 0.3488
5 1342 1342/1342 1342 ± 0.00002395 5.428 5.263/5.58 5.398 ± 0.3182
6 1342 1342/1342 1342 ± 0.00002395 5.357 5.261/5.506 5.345 ± 0.2686
7 1342 1342/1342 1342 ± 0.00002395 5.404 5.272/5.525 5.381 ± 0.2352
8 1342 1342/1342 1342 ± 0.00002395 5.352 5.19/5.537 5.338 ± 0.2794
9 1342 1342/1342 1342 ± 0.00002395 5.643 5.509/5.836 5.601 ± 0.3344
10 1342 1342/1342 1342 ± 0.00002431 6.078 5.865/6.186 5.995 ± 0.3211
11 1342 1342/1342 1342 ± 0.00002431 6.319 6.075/6.374 6.191 ± 0.3366
12 1342 1342/1342 1342 ± 0.00002431 6.408 6.215/6.507 6.328 ± 0.3464
13 1342 1342/1342 1342 ± 0.00002431 6.81 6.686/6.997 6.758 ± 0.3707
14 1342 1342/1342 1342 ± 0.00002431 7.061 6.846/7.234 6.95 ± 0.4209
15 1342 1342/1342 1342 ± 0.00002431 6.679 6.494/6.895 6.614 ± 0.4228
16 1342 1342/1342 1342 ± 0.00003402 5.929 5.562/6.25 5.914 ± 0.4186
17 1342 1342/1342 1342 ± 0.00003548 5.871 5.633/6.267 5.904 ± 0.402
datacolumn
residual_data
vis
VLASS2.1.sb38526435.eb38567732.59074.15649113426_split_split.ms
overwrite_modelcol
False
output_dir
 
statwtmode
VLASS-SE
Start time
2024-12-12 10:14:26.968
End
2024-12-12 11:16:42.769
Duration
1:02:15.801
Note, WebLog generation is not included in the time.

CASA logs for stage 8