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

Statwt Summary Plot

VLASS2.1.sb38607909.eb38640757.59103.0786646412_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 5.64 5.338/6.042 5.77 ± 0.5066
ea02 0 N/A 0 ± N/A 0 N/A 0 ± N/A
ea04 1342 1342/1342 1342 ± 0 5.615 5.283/6.18 5.786 ± 0.5562
ea05 1342 1342/1342 1342 ± 0 6.014 5.557/6.496 6.087 ± 0.597
ea06 1342 1342/1342 1342 ± 0 5.072 4.975/5.458 5.191 ± 0.3383
ea07 1342 1342/1342 1342 ± 0 6.238 5.688/6.443 6.23 ± 0.5772
ea08 1342 1342/1342 1342 ± 0 6.1 5.8/6.834 6.334 ± 0.6389
ea09 1342 1342/1342 1342 ± 0 5.907 5.443/6.704 6.032 ± 0.6206
ea10 1342 1342/1342 1342 ± 0 6.149 5.518/6.824 6.16 ± 0.6801
ea11 1342 1342/1342 1342 ± 0 5.985 5.429/6.68 6.086 ± 0.6527
ea12 1342 1342/1342 1342 ± 0 6.088 5.674/6.695 6.253 ± 0.6489
ea13 1342 1342/1342 1342 ± 0 6.027 5.93/6.457 6.245 ± 0.4587
ea14 1342 1342/1342 1342 ± 0 5.831 5.312/6.444 5.945 ± 0.6673
ea15 1342 1342/1342 1342 ± 0 5.863 5.442/6.508 6.062 ± 0.6798
ea16 1342 1342/1342 1342 ± 0 6.272 5.816/6.883 6.413 ± 0.7061
ea17 1342 1342/1342 1342 ± 0 6.217 5.814/6.746 6.357 ± 0.6341
ea18 1342 1342/1342 1342 ± 0 5.227 4.909/5.648 5.307 ± 0.4959
ea19 1342 1342/1342 1342 ± 0 6.204 5.781/6.839 6.39 ± 0.6518
ea20 1342 1342/1342 1342 ± 0 5.333 5.089/5.788 5.462 ± 0.4411
ea21 1342 1342/1342 1342 ± 0 5.889 5.592/6.476 6.061 ± 0.5585
ea22 1342 1342/1342 1342 ± 0 5.447 5.264/6.135 5.672 ± 0.5982
ea23 1342 1342/1342 1342 ± 0 6.191 5.642/6.582 6.26 ± 0.6777
ea25 1342 1342/1342 1342 ± 0 5.784 5.521/6.325 5.94 ± 0.5691
ea26 1342 1342/1342 1342 ± 0 6.204 5.842/6.945 6.412 ± 0.6808
ea27 1342 1342/1342 1342 ± 0.000001698 5.738 5.496/6.549 5.934 ± 0.5756
ea28 1342 1342/1342 1342 ± 0.00001329 5.902 5.671/6.706 6.161 ± 0.6901
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 ± 0.00002439 5.589 5.311/5.873 5.579 ± 0.3081
3 1342 1342/1342 1342 ± 0.00002439 5.455 5.168/5.728 5.43 ± 0.3374
4 1342 1342/1342 1342 ± 0.00002439 5.462 5.23/5.652 5.421 ± 0.3133
5 1342 1342/1342 1342 ± 0.00002397 5.537 5.283/5.777 5.529 ± 0.3271
6 1342 1342/1342 1342 ± 0.00002397 5.47 5.328/5.609 5.451 ± 0.3119
7 1342 1342/1342 1342 ± 0.00002397 5.494 5.373/5.753 5.521 ± 0.2666
8 1342 1342/1342 1342 ± 0.00002397 5.528 5.305/5.696 5.487 ± 0.3217
9 1342 1342/1342 1342 ± 0.00002439 5.786 5.421/6.056 5.734 ± 0.3629
10 1342 1342/1342 1342 ± 0.00002439 6.237 6.002/6.395 6.161 ± 0.3577
11 1342 1342/1342 1342 ± 0.00002397 6.455 6.29/6.632 6.383 ± 0.3777
12 1342 1342/1342 1342 ± 0.00002397 6.627 6.417/6.734 6.483 ± 0.4969
13 1342 1342/1342 1342 ± 0.00002397 7.095 6.789/7.33 6.993 ± 0.4408
14 1342 1342/1342 1342 ± 0.00002439 7.215 6.916/7.555 7.145 ± 0.4884
15 1342 1342/1342 1342 ± 0.00002397 6.822 6.6/7.108 6.77 ± 0.4541
16 1342 1342/1342 1342 ± 0.00002573 6.119 5.781/6.452 6.098 ± 0.4286
17 1342 1342/1342 1342 ± 0.00002438 6.198 5.932/6.421 6.128 ± 0.3899
output_dir
 
datacolumn
residual_data
overwrite_modelcol
False
statwtmode
VLASS-SE
vis
VLASS2.1.sb38607909.eb38640757.59103.0786646412_split_split.ms
Start time
2024-12-31 04:15:13.664
End
2024-12-31 05:08:03.521
Duration
0:52:49.857
Note, WebLog generation is not included in the time.

CASA logs for stage 8