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 5.48 5.323/6.343 5.696 ± 0.7731
ea02 1342 1342/1342 1342 ± 0.00004445 5.909 5.511/6.777 6.078 ± 0.9077
ea04 1342 1342/1342 1342 ± 0.00001524 5.332 4.968/5.835 5.388 ± 0.6367
ea05 1342 1342/1342 1342 ± 0.00000215 5.571 5.098/6.163 5.712 ± 0.6969
ea06 1342 1342/1342 1342 ± 0.00002167 4.771 4.379/5.226 4.827 ± 0.4742
ea07 1342 1342/1342 1342 ± 0.00004343 5.931 5.606/6.468 5.936 ± 0.905
ea08 1342 1342/1342 1342 ± 0.00004368 6.011 5.68/7.029 6.245 ± 1.009
ea09 1342 1342/1342 1342 ± 0.00002798 5.736 5.369/6.424 5.791 ± 0.737
ea10 1342 1342/1342 1342 ± 0.00004522 5.647 5.226/6.464 5.73 ± 0.8529
ea11 0 N/A 0 ± N/A 0 N/A 0 ± N/A
ea12 1342 1342/1342 1342 ± 0.00002589 5.693 5.325/6.429 5.772 ± 0.7912
ea13 1342 1342/1342 1342 ± 0.000018 5.901 5.442/6.401 6.051 ± 0.6843
ea14 1342 1342/1342 1342 ± 0.00002612 5.804 5.544/6.678 5.978 ± 0.8623
ea15 1342 1342/1342 1342 ± 0.000008591 5.12 4.998/5.996 5.464 ± 0.7038
ea16 1342 1342/1342 1342 ± 0.00001849 5.828 5.475/6.727 6.023 ± 0.8451
ea17 1342 1342/1342 1342 ± 0.00004404 5.999 5.605/7.163 6.151 ± 1.013
ea18 1342 1342/1342 1342 ± 0.00004301 5.025 4.908/5.807 5.238 ± 0.6335
ea19 1342 1342/1342 1342 ± 0 5.743 5.566/6.621 6.029 ± 0.7705
ea20 1342 1342/1342 1342 ± 0.00002882 5.836 5.687/6.958 6.116 ± 0.9061
ea21 1342 1342/1342 1342 ± 0.00001935 5.674 5.39/6.382 5.763 ± 0.7598
ea22 1342 1342/1342 1342 ± 0.00004172 5.592 5.155/6.508 5.789 ± 0.7484
ea23 1342 1342/1342 1342 ± 0.00003306 5.947 5.642/6.774 6.19 ± 0.9124
ea25 1342 1342/1342 1342 ± 0.00004337 5.656 5.446/6.489 5.796 ± 0.8494
ea26 1342 1342/1342 1342 ± 0.00003037 5.73 5.651/6.656 5.996 ± 0.7299
ea27 1342 1342/1342 1342 ± 0.00004543 5.678 5.338/6.643 5.858 ± 0.8645
ea28 1342 1342/1342 1342 ± 0.00004298 5.818 5.615/6.762 6.042 ± 0.9056
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 ± 0.00002519 5.546 5.349/5.723 5.47 ± 0.3034
5 1342 1342/1342 1342 ± 0.00003083 5.538 5.29/5.796 5.554 ± 0.3155
6 1342 1342/1342 1342 ± 0.00002395 5.489 5.371/5.663 5.465 ± 0.3178
7 1342 1342/1342 1342 ± 0.00002395 5.48 5.228/5.633 5.421 ± 0.3048
8 1342 1342/1342 1342 ± 0.00002395 5.44 5.146/5.637 5.376 ± 0.3346
9 1342 1342/1342 1342 ± 0.00002443 5.672 5.365/5.794 5.55 ± 0.3507
10 1342 1342/1342 1342 ± 0.00002395 6.175 5.908/6.28 6.068 ± 0.3735
11 1342 1342/1342 1342 ± 0.00002395 6.378 6.148/6.581 6.329 ± 0.3761
12 1342 1342/1342 1342 ± 0.00002395 6.527 6.398/6.743 6.499 ± 0.404
13 1342 1342/1342 1342 ± 0.00002395 6.962 6.723/7.248 6.919 ± 0.442
14 1342 1342/1342 1342 ± 0.00002395 7.149 6.902/7.432 7.09 ± 0.4884
15 1342 1342/1342 1342 ± 0.00002679 6.528 6.204/6.824 6.475 ± 0.5393
16 1342 1342/1342 1342 ± 0.00005914 4.421 4.248/4.642 4.44 ± 0.2523
17 1342 1342/1342 1342 ± 0.000061 4.611 4.337/4.82 4.598 ± 0.2917
overwrite_modelcol
False
vis
VLASS2.1.sb38469526.eb38577573.59079.23044392361_split_split.ms
output_dir
 
datacolumn
residual_data
statwtmode
VLASS-SE
Start time
2024-12-12 09:55:03.340
End
2024-12-12 10:52:40.244
Duration
0:57:36.903
Note, WebLog generation is not included in the time.

CASA logs for stage 8