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

Statwt Summary Plot

VLASS2.1.sb38469526.eb38577573.59079.23044392361_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 5.634 5.314/6.318 5.832 ± 0.6068
ea02 1342 1342/1342 1342 ± 0.00003625 6.082 5.543/6.792 6.249 ± 0.6964
ea04 1342 1342/1342 1342 ± 0.000009422 5.456 5.01/5.948 5.501 ± 0.5743
ea05 1342 1342/1342 1342 ± 0 5.797 5.34/6.464 5.852 ± 0.6392
ea06 1342 1342/1342 1342 ± 0.00001927 4.964 4.518/5.239 4.9 ± 0.4333
ea07 1342 1342/1342 1342 ± 0.00004417 6.001 5.473/6.506 6.038 ± 0.7574
ea08 1342 1342/1342 1342 ± 0.00003402 6.316 5.653/7.067 6.388 ± 0.8278
ea09 1342 1342/1342 1342 ± 0.00000312 5.749 5.404/6.568 5.921 ± 0.6491
ea10 1342 1342/1342 1342 ± 0.00004417 5.639 5.174/6.512 5.838 ± 0.716
ea11 0 N/A 0 ± N/A 0 N/A 0 ± N/A
ea12 1342 1342/1342 1342 ± 0.00002178 5.734 5.311/6.563 5.904 ± 0.7445
ea13 1342 1342/1342 1342 ± 0 6.312 5.717/6.459 6.243 ± 0.5853
ea14 1342 1342/1342 1342 ± 0.0000226 5.752 5.399/6.653 6.021 ± 0.7556
ea15 1342 1342/1342 1342 ± 0.000006563 5.204 5.017/6.041 5.571 ± 0.6453
ea16 1342 1342/1342 1342 ± 0.00000312 6.152 5.531/6.754 6.174 ± 0.789
ea17 1342 1342/1342 1342 ± 0.0000441 6.109 5.854/6.972 6.361 ± 0.7919
ea18 1342 1342/1342 1342 ± 0.00004161 5.063 4.812/5.814 5.307 ± 0.5892
ea19 1342 1342/1342 1342 ± 0.000007839 5.831 5.543/6.716 6.117 ± 0.6803
ea20 1342 1342/1342 1342 ± 0.0000271 6.159 5.791/6.846 6.229 ± 0.8027
ea21 1342 1342/1342 1342 ± 0.000008337 5.784 5.303/6.382 5.867 ± 0.6562
ea22 1342 1342/1342 1342 ± 0.000003159 5.762 5.407/6.367 5.916 ± 0.6419
ea23 1342 1342/1342 1342 ± 0.0000427 5.907 5.477/6.845 6.179 ± 0.8489
ea25 1342 1342/1342 1342 ± 0.00004408 5.731 5.424/6.345 5.921 ± 0.7326
ea26 1342 1342/1342 1342 ± 0 5.919 5.62/6.588 6.1 ± 0.5539
ea27 1342 1342/1342 1342 ± 0.00004418 5.655 5.354/6.613 5.987 ± 0.7144
ea28 1342 1342/1342 1342 ± 0.00004279 5.751 5.604/6.79 6.133 ± 0.796
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 ± 0.00002729 5.412 5.093/5.668 5.371 ± 0.3133
5 1342 1342/1342 1342 ± 0.00002441 5.772 5.533/5.991 5.742 ± 0.3713
6 1342 1342/1342 1342 ± 0.00002395 5.471 5.262/5.615 5.418 ± 0.3069
7 1342 1342/1342 1342 ± 0.00002395 5.473 5.229/5.655 5.415 ± 0.3028
8 1342 1342/1342 1342 ± 0.00002395 5.495 5.15/5.604 5.385 ± 0.3256
9 1342 1342/1342 1342 ± 0.00002403 5.63 5.339/5.829 5.554 ± 0.365
10 1342 1342/1342 1342 ± 0.00002395 6.189 5.953/6.306 6.091 ± 0.3663
11 1342 1342/1342 1342 ± 0.00002395 6.359 6.224/6.612 6.349 ± 0.3801
12 1342 1342/1342 1342 ± 0.00002395 6.576 6.452/6.789 6.538 ± 0.4013
13 1342 1342/1342 1342 ± 0.00002395 7.003 6.873/7.211 6.983 ± 0.4383
14 1342 1342/1342 1342 ± 0.00002395 7.197 6.935/7.444 7.148 ± 0.4745
15 1342 1342/1342 1342 ± 0.00002398 6.587 6.363/6.893 6.546 ± 0.4975
16 1342 1342/1342 1342 ± 0.000061 4.96 4.761/5.231 5 ± 0.3397
17 1342 1342/1342 1342 ± 0.00005943 5.236 5.084/5.479 5.294 ± 0.3797
datacolumn
residual_data
vis
VLASS2.1.sb38469526.eb38577573.59079.23044392361_split_split.ms
statwtmode
VLASS-SE
output_dir
 
overwrite_modelcol
False
Start time
2024-12-12 21:00:16.511
End
2024-12-12 21:56:18.291
Duration
0:56:01.780
Note, WebLog generation is not included in the time.

CASA logs for stage 8