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

Statwt Summary Plot

VLASS2.1.sb38613707.eb38659860.59113.15663519676_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 5.903 5.349/6.144 5.809 ± 0.5596
ea02 1342 1342/1342 1342 ± 0 5.831 5.501/6.615 6.084 ± 0.6354
ea04 1342 1342/1342 1342 ± 0 5.614 5.204/6.243 5.743 ± 0.5864
ea05 1342 1342/1342 1342 ± 0 6.026 5.389/6.545 5.933 ± 0.6297
ea06 1342 1342/1342 1342 ± 0 4.911 4.673/5.264 4.975 ± 0.3473
ea07 1342 1342/1342 1342 ± 0 6.184 5.462/6.296 6.055 ± 0.626
ea08 1342 1342/1342 1342 ± 0 6.022 5.82/6.862 6.346 ± 0.6661
ea09 1342 1342/1342 1342 ± 0 5.852 5.259/6.56 5.887 ± 0.6472
ea10 1342 1342/1342 1342 ± 0 6.105 5.368/6.753 6.069 ± 0.7149
ea11 1342 1342/1342 1342 ± 0 6.128 5.253/6.497 5.981 ± 0.7272
ea12 1342 1342/1342 1342 ± 0 5.407 5.349/5.535 5.502 ± 0.213
ea13 1342 1342/1342 1342 ± 0 6.455 5.99/6.566 6.407 ± 0.5171
ea14 1342 1342/1342 1342 ± 0 6.024 5.335/6.543 5.995 ± 0.711
ea15 1342 1342/1342 1342 ± 0 5.976 5.365/6.515 6.031 ± 0.7034
ea16 1342 1342/1342 1342 ± 0 6.265 5.677/6.851 6.339 ± 0.7593
ea17 1342 1342/1342 1342 ± 0.000002461 6.006 5.627/6.939 6.163 ± 0.6416
ea18 1342 1342/1342 1342 ± 0 5.131 4.724/5.587 5.178 ± 0.5588
ea19 1342 1342/1342 1342 ± 0 6.321 5.655/6.849 6.325 ± 0.7117
ea20 1342 1342/1342 1342 ± 0 6.346 5.725/6.866 6.297 ± 0.6696
ea21 1342 1342/1342 1342 ± 0 6.006 5.452/6.456 6.012 ± 0.5987
ea22 1342 1342/1342 1342 ± 0 5.565 5.265/6.331 5.819 ± 0.6523
ea23 1342 1342/1342 1342 ± 0 6.223 5.521/6.638 6.196 ± 0.7177
ea25 1342 1342/1342 1342 ± 0 5.723 5.358/6.358 5.888 ± 0.6009
ea26 1342 1342/1342 1342 ± 0 6.232 5.684/7.04 6.332 ± 0.6689
ea27 1342 1342/1342 1342 ± 0 5.783 5.37/6.496 5.882 ± 0.6207
ea28 1342 1342/1342 1342 ± 0.00001977 5.98 5.538/6.635 6.154 ± 0.6403
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 ± 0.00002349 5.399 5.261/5.649 5.41 ± 0.279
4 1342 1342/1342 1342 ± 0.00002551 5.172 5.025/5.477 5.211 ± 0.3387
5 1342 1342/1342 1342 ± 0.00002349 5.408 5.201/5.592 5.422 ± 0.325
6 1342 1342/1342 1342 ± 0.00002349 5.372 5.173/5.478 5.339 ± 0.3451
7 1342 1342/1342 1342 ± 0.00002349 5.402 5.28/5.62 5.408 ± 0.2801
8 1342 1342/1342 1342 ± 0.00002349 5.445 5.212/5.594 5.378 ± 0.3018
9 1342 1342/1342 1342 ± 0.00002349 5.694 5.523/5.922 5.657 ± 0.3422
10 1342 1342/1342 1342 ± 0.00002353 6.171 6.014/6.287 6.097 ± 0.3416
11 1342 1342/1342 1342 ± 0.00002394 6.422 6.244/6.516 6.321 ± 0.3629
12 1342 1342/1342 1342 ± 0.00002441 6.554 6.357/6.747 6.481 ± 0.3952
13 1342 1342/1342 1342 ± 0.00002394 6.978 6.928/7.215 6.949 ± 0.4204
14 1342 1342/1342 1342 ± 0.00002394 7.248 6.995/7.467 7.141 ± 0.4622
15 1342 1342/1342 1342 ± 0.00002394 6.896 6.653/7.089 6.78 ± 0.4575
16 1342 1342/1342 1342 ± 0.00002595 6.113 5.939/6.39 6.112 ± 0.4046
17 1342 1342/1342 1342 ± 0.00002613 6.18 5.867/6.417 6.109 ± 0.4088
overwrite_modelcol
False
vis
VLASS2.1.sb38613707.eb38659860.59113.15663519676_split_split.ms
output_dir
 
datacolumn
residual_data
statwtmode
VLASS-SE
Start time
2024-04-13 02:51:19.150
End
2024-04-13 03:59:22.672
Duration
1:08:03.522
Note, WebLog generation is not included in the time.

CASA logs for stage 7