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

Statwt Summary Plot

VLASS2.1.sb38461639.eb38575724.59076.48643795139_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 5.154 5.021/5.897 5.297 ± 0.759
ea02 1342 1342/1342 1342 ± 0.00004289 5.789 5.213/6.523 5.725 ± 0.8941
ea04 1342 1342/1342 1342 ± 0.00002395 5.338 4.834/5.913 5.132 ± 0.8995
ea05 1342 1342/1342 1342 ± 0.00000715 5.399 5.028/6.178 5.539 ± 0.7392
ea06 1342 1342/1342 1342 ± 0.00003027 5.014 4.748/5.578 4.958 ± 0.8201
ea07 1342 1342/1342 1342 ± 0.00004091 5.64 5.135/6.069 5.486 ± 0.8005
ea08 1342 1342/1342 1342 ± 0.00004131 5.962 5.417/6.778 5.989 ± 0.9572
ea09 1342 1342/1342 1342 ± 0.00002929 5.584 5.05/6.233 5.535 ± 0.7649
ea10 1342 1342/1342 1342 ± 0.00004238 5.549 5.013/6.265 5.425 ± 0.866
ea11 1342 1342/1342 1342 ± 0.00004272 5.51 4.979/6.228 5.438 ± 0.9235
ea12 1342 1342/1342 1342 ± 0.00003494 5.498 5.105/6.401 5.475 ± 0.9994
ea13 1342 1342/1342 1342 ± 0.00002291 5.853 5.501/6.275 5.815 ± 0.7089
ea14 1342 1342/1342 1342 ± 0.0000143 5.597 5.119/6.466 5.653 ± 0.8448
ea15 1342 1342/1342 1342 ± 0.00001592 5.268 5.015/6.147 5.338 ± 1.023
ea16 1342 1342/1342 1342 ± 0.00001545 5.624 5.202/6.406 5.596 ± 0.8323
ea17 1342 1342/1342 1342 ± 0.00004465 5.832 5.343/6.742 5.78 ± 0.9932
ea18 1342 1342/1342 1342 ± 0.00004349 4.951 4.489/5.345 4.833 ± 0.7227
ea19 1342 1342/1342 1342 ± 0 5.561 5.355/6.419 5.776 ± 0.7506
ea20 1342 1342/1342 1342 ± 0.00004213 5.787 5.517/6.612 5.786 ± 0.9954
ea21 1342 1342/1342 1342 ± 0.00001409 5.411 5.181/6.108 5.49 ± 0.7607
ea22 1342 1342/1342 1342 ± 0.00003993 5.368 5.035/6.468 5.614 ± 0.8595
ea23 1342 1342/1342 1342 ± 0.00003438 5.672 5.172/6.45 5.615 ± 0.932
ea25 1342 1342/1342 1342 ± 0.00004293 5.409 5.06/6.106 5.368 ± 0.8704
ea27 1342 1342/1342 1342 ± 0.00004268 5.37 4.95/6.283 5.406 ± 0.8621
ea28 1342 1342/1342 1342 ± 0.00004214 5.617 5.22/6.468 5.646 ± 0.9324
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 ± 0.00002431 5.355 5.186/5.632 5.391 ± 0.262
5 1342 1342/1342 1342 ± 0.00002523 5.147 4.979/5.333 5.149 ± 0.3147
6 1342 1342/1342 1342 ± 0.00002431 5.17 5.025/5.286 5.154 ± 0.254
7 1342 1342/1342 1342 ± 0.00002431 5.158 5.027/5.292 5.16 ± 0.2079
8 1342 1342/1342 1342 ± 0.00002431 5.192 4.961/5.355 5.156 ± 0.2465
9 1342 1342/1342 1342 ± 0.00002431 5.454 5.355/5.661 5.464 ± 0.2867
10 1342 1342/1342 1342 ± 0.00002431 5.911 5.796/6.015 5.875 ± 0.292
11 1342 1342/1342 1342 ± 0.00002431 6.219 6.072/6.298 6.155 ± 0.3048
12 1342 1342/1342 1342 ± 0.00002431 6.402 6.169/6.479 6.344 ± 0.3068
13 1342 1342/1342 1342 ± 0.00002431 6.696 6.369/6.843 6.586 ± 0.3617
14 1342 1342/1342 1342 ± 0.00002651 6.493 6.069/6.759 6.411 ± 0.4559
15 1342 1342/1342 1342 ± 0.00002572 6.507 6.196/6.775 6.446 ± 0.4438
16 1342 1342/1342 1342 ± 0.00005778 3.758 3.514/4.045 3.777 ± 0.4126
17 1342 1342/1342 1342 ± 0.00005963 3.969 3.689/4.317 4.02 ± 0.4717
statwtmode
VLASS-SE
overwrite_modelcol
False
datacolumn
residual_data
output_dir
 
vis
VLASS2.1.sb38461639.eb38575724.59076.48643795139_split_split.ms
Start time
2025-01-31 00:51:20.506
End
2025-01-31 01:01:10.500
Duration
0:09:49.994
Note, WebLog generation is not included in the time.

CASA logs for stage 8