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

Statwt Summary Plot

VLASS2.1.sb38458451.eb38565931.59072.733167094906_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 5.011 4.865/5.683 4.978 ± 0.9468
ea02 1342 1342/1342 1342 ± 0.00004207 5.438 5.085/6.195 5.334 ± 1.078
ea05 1342 1342/1342 1342 ± 0.00001308 5.279 4.901/6.034 5.219 ± 0.925
ea06 1342 1342/1342 1342 ± 0.00004119 4.904 4.743/5.414 4.815 ± 0.9066
ea07 1342 1342/1342 1342 ± 0.00004334 5.284 4.911/5.625 5.035 ± 0.9292
ea08 1342 1342/1342 1342 ± 0.00004357 5.566 5.325/6.446 5.532 ± 1.173
ea09 1342 1342/1342 1342 ± 0.000004781 4.996 4.819/5.731 4.983 ± 0.8404
ea10 1342 1342/1342 1342 ± 0.00004481 5.088 4.862/6.037 5.161 ± 1.056
ea11 1342 1342/1342 1342 ± 0.00004284 5.432 5.02/6.224 5.27 ± 1.083
ea12 1342 1342/1342 1342 ± 0.00004211 5.41 5.092/6.273 5.336 ± 1.112
ea13 1342 1342/1342 1342 ± 0.00001355 5.73 5.481/6.158 5.558 ± 0.9301
ea14 1342 1342/1342 1342 ± 0.00001671 5.308 5.047/6.283 5.296 ± 1.05
ea15 1342 1342/1342 1342 ± 0.0000365 5.246 4.977/6.031 5.235 ± 1.094
ea16 1342 1342/1342 1342 ± 0 5.031 4.979/5.151 5.022 ± 0.2397
ea17 1342 1342/1342 1342 ± 0.00004616 5.63 5.108/6.363 5.434 ± 1.161
ea18 1342 1342/1342 1342 ± 0.0000425 4.752 4.407/5.281 4.614 ± 0.8392
ea19 1342 1342/1342 1342 ± 0.000005209 5.445 5.208/6.178 5.429 ± 0.915
ea20 1342 1342/1342 1342 ± 0.00004263 5.638 5.34/6.522 5.593 ± 1.198
ea21 1342 1342/1342 1342 ± 0.00001974 5.119 5.05/5.97 5.131 ± 0.9246
ea22 1342 1342/1342 1342 ± 0.00003181 5.278 4.949/6.208 5.275 ± 1.052
ea23 1342 1342/1342 1342 ± 0.00004101 5.342 5.073/6.102 5.255 ± 1.06
ea25 1342 1342/1342 1342 ± 0 5.113 4.901/5.207 5.097 ± 0.1812
ea26 1342 1342/1342 1342 ± 0.00001817 5.419 5.262/6.115 5.38 ± 0.9473
ea27 1342 1342/1342 1342 ± 0.0000465 5.087 4.89/6.003 5.08 ± 1.023
ea28 1342 1342/1342 1342 ± 0.00004511 5.284 5.034/6.155 5.258 ± 1.062
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 ± 0.00002397 5.191 4.982/5.332 5.159 ± 0.2609
5 1342 1342/1342 1342 ± 0.000024 5.037 4.867/5.177 5.013 ± 0.3329
6 1342 1342/1342 1342 ± 0.00002397 5.053 4.994/5.214 5.077 ± 0.2391
7 1342 1342/1342 1342 ± 0.00002397 5.093 4.991/5.214 5.109 ± 0.2127
8 1342 1342/1342 1342 ± 0.00002397 5.133 4.927/5.31 5.118 ± 0.2526
9 1342 1342/1342 1342 ± 0.00002397 5.391 5.271/5.541 5.362 ± 0.2754
10 1342 1342/1342 1342 ± 0.00002495 5.817 5.557/5.948 5.77 ± 0.2997
11 1342 1342/1342 1342 ± 0.00002495 6.141 5.98/6.232 6.061 ± 0.3164
12 1342 1342/1342 1342 ± 0.00002495 6.298 6.024/6.36 6.22 ± 0.3181
13 1342 1342/1342 1342 ± 0.00002508 6.283 6.002/6.509 6.234 ± 0.3477
14 1342 1342/1342 1342 ± 0.00004006 5.545 5.119/5.924 5.584 ± 0.5707
15 1342 1342/1342 1342 ± 0.0000251 6.312 6.087/6.575 6.278 ± 0.4209
16 1342 1342/1342 1342 ± 0.00005507 2.909 2.75/3.159 2.958 ± 0.2741
17 1342 1342/1342 1342 ± 0.00005831 3.089 2.966/3.254 3.126 ± 0.233
datacolumn
residual_data
vis
VLASS2.1.sb38458451.eb38565931.59072.733167094906_split_split.ms
statwtmode
VLASS-SE
overwrite_modelcol
False
output_dir
 
Start time
2024-11-16 08:16:23.032
End
2024-11-16 09:07:24.373
Duration
0:51:01.341
Note, WebLog generation is not included in the time.

CASA logs for stage 8