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

Statwt Summary Plot

VLASS2.1.sb38726305.eb38809014.59142.09063322916_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 0 N/A 0 ± N/A 0 N/A 0 ± N/A
ea02 1342 1342/1342 1342 ± 0 5.813 5.265/6.586 5.859 ± 0.8539
ea03 1342 1342/1342 1342 ± 0.00003468 4.999 4.623/6.025 5.223 ± 0.7658
ea04 1342 1342/1342 1342 ± 0.00003644 5.398 5.037/6.133 5.416 ± 0.8085
ea05 1342 1342/1342 1342 ± 0.00001892 4.877 4.486/5.448 4.97 ± 0.6724
ea06 0 N/A 0 ± N/A 0 N/A 0 ± N/A
ea07 1342 1342/1342 1342 ± 0.00003218 5.746 5.308/6.239 5.79 ± 0.8616
ea08 1342 1342/1342 1342 ± 0.00003586 5.921 5.461/6.761 6.037 ± 0.9111
ea09 1342 1342/1342 1342 ± 0.00004078 5.608 5.116/6.509 5.629 ± 0.835
ea10 1342 1342/1342 1342 ± 0.00003409 5.782 5.212/6.731 5.842 ± 0.9543
ea11 1342 1342/1342 1342 ± 0.00003485 5.755 5.085/6.583 5.759 ± 0.9391
ea12 1342 1342/1342 1342 ± 0.00003983 5.583 5.283/6.459 5.713 ± 0.8839
ea13 1342 1342/1342 1342 ± 0.00003714 5.805 5.613/6.364 5.868 ± 0.8099
ea14 1342 1342/1342 1342 ± 0.00003624 5.569 5.151/6.482 5.723 ± 0.9271
ea15 1342 1342/1342 1342 ± 0.000004778 2.433 2.295/2.787 2.546 ± 0.4087
ea16 1342 1342/1342 1342 ± 0.00003604 5.798 5.418/6.806 5.936 ± 1.083
ea17 1342 1342/1342 1342 ± 0.0000341 6.057 5.653/7.354 6.229 ± 0.9947
ea18 1342 1342/1342 1342 ± 0.00003675 4.781 4.611/5.579 4.91 ± 0.6433
ea19 1342 1342/1342 1342 ± 0.0000318 5.471 5.247/6.38 5.671 ± 0.8845
ea20 1342 1342/1342 1342 ± 0.00003835 5.793 5.581/6.96 6.039 ± 0.9781
ea21 1342 1342/1342 1342 ± 0.00002607 5.541 5.221/6.422 5.632 ± 0.9272
ea23 1342 1342/1342 1342 ± 0.00003191 5.827 5.458/6.678 5.971 ± 0.9863
ea24 1342 1342/1342 1342 ± 0.00003956 5.54 5.249/6.452 5.679 ± 0.8246
ea25 1342 1342/1342 1342 ± 0.00003376 5.454 5.178/6.374 5.607 ± 0.7899
ea26 1342 1342/1342 1342 ± 0.00003648 5.739 5.492/6.85 5.925 ± 0.9131
ea27 1342 1342/1342 1342 ± 0.00003305 5.398 5.133/6.472 5.64 ± 0.8293
ea28 1342 1342/1342 1342 ± 0.00003555 5.34 5.099/6.214 5.538 ± 0.7689
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 ± 0.00002392 5.275 5.132/5.543 5.201 ± 0.6285
5 1342 1342/1342 1342 ± 0.00002478 5.309 5.092/5.535 5.207 ± 0.6611
6 1342 1342/1342 1342 ± 0.00002392 5.256 5.036/5.464 5.105 ± 0.6448
7 1342 1342/1342 1342 ± 0.00002392 5.253 5.14/5.454 5.145 ± 0.6507
8 1342 1342/1342 1342 ± 0.00002392 5.266 5.083/5.418 5.128 ± 0.6633
9 1342 1342/1342 1342 ± 0.00002392 5.547 5.267/5.762 5.378 ± 0.7082
10 1342 1342/1342 1342 ± 0.00002392 6.051 5.71/6.166 5.816 ± 0.7717
11 1342 1342/1342 1342 ± 0.00002392 6.321 6.08/6.416 6.104 ± 0.7663
12 1342 1342/1342 1342 ± 0.00002392 6.481 6.232/6.667 6.322 ± 0.8083
13 1342 1342/1342 1342 ± 0.00002392 6.84 6.606/6.989 6.681 ± 0.794
14 1342 1342/1342 1342 ± 0.00002395 6.938 6.554/7.133 6.72 ± 0.8253
15 1342 1342/1342 1342 ± 0.0000246 6.674 6.354/6.97 6.491 ± 0.8923
16 1342 1342/1342 1342 ± 0.00005292 3.934 3.772/4.08 3.845 ± 0.5021
17 1342 1342/1342 1342 ± 0.00005304 4.014 3.826/4.229 3.954 ± 0.491
overwrite_modelcol
False
datacolumn
residual_data
statwtmode
VLASS-SE
output_dir
 
vis
VLASS2.1.sb38726305.eb38809014.59142.09063322916_split_split.ms
Start time
2025-01-11 16:34:35.815
End
2025-01-11 17:51:33.217
Duration
1:16:57.403
Note, WebLog generation is not included in the time.

CASA logs for stage 8