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

Statwt Summary Plot

VLASS3.2.sb45544419.eb45877457.60435.173042256945_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 5.616 5.31/6.263 5.572 ± 1.057
ea02 1342 1342/1342 1342 ± 0.00003631 5.724 5.302/6.483 5.597 ± 1.005
ea03 1342 1342/1342 1342 ± 0.000002861 5.507 5.356/6.808 5.853 ± 0.866
ea04 1342 1342/1342 1342 ± 0.0000469 5.311 5.058/6.093 5.299 ± 0.8572
ea05 1342 1342/1342 1342 ± 0.00005028 5.474 5.106/6.467 5.491 ± 1.032
ea06 1342 1342/1342 1342 ± 0.00002528 5.229 4.875/6.066 5.341 ± 0.8303
ea07 1342 1342/1342 1342 ± 0.00004322 5.239 5.103/6.302 5.434 ± 1.02
ea08 1342 1342/1342 1342 ± 0.00001208 5.85 5.575/6.882 5.929 ± 1.058
ea09 1342 1342/1342 1342 ± 0.00004657 5.181 4.959/6.15 5.278 ± 0.9081
ea10 1342 1342/1342 1342 ± 0.00005003 5.126 4.782/5.947 5.081 ± 0.8714
ea11 1342 1342/1342 1342 ± 0.00005079 5.21 4.666/6.106 5.125 ± 0.9856
ea13 1342 1342/1342 1342 ± 0.00002859 5.512 5.304/6.287 5.515 ± 0.7974
ea14 1342 1342/1342 1342 ± 0.00005024 5.47 5.279/6.545 5.586 ± 1.016
ea15 1342 1342/1342 1342 ± 0.00005014 5.574 5.384/6.556 5.591 ± 1.016
ea16 1342 1342/1342 1342 ± 0.00002323 5.946 5.435/6.81 5.93 ± 1.013
ea17 1342 1342/1342 1342 ± 0.000047 5.708 5.375/6.651 5.738 ± 1.134
ea18 1342 1342/1342 1342 ± 0.00000966 5.891 5.713/6.954 6.034 ± 1.004
ea19 1342 1342/1342 1342 ± 0.00004304 5.52 5.34/6.412 5.596 ± 0.932
ea20 1342 1342/1342 1342 ± 0.00004345 5.48 5.292/6.263 5.518 ± 0.92
ea21 1342 1342/1342 1342 ± 0.000004289 5.108 4.871/5.836 5.26 ± 0.6487
ea22 1342 1342/1342 1342 ± 0.00002484 5.848 5.325/6.651 5.753 ± 1.047
ea23 1342 1342/1342 1342 ± 0.00005011 5.574 5.134/6.282 5.51 ± 1.006
ea24 1342 1342/1342 1342 ± 0.00002007 5.17 4.982/6.213 5.46 ± 0.8314
ea25 1342 1342/1342 1342 ± 0.00001028 5.809 5.449/6.974 6.159 ± 1
ea27 1342 1342/1342 1342 ± 0.00002135 5.541 5.124/6.498 5.546 ± 0.9181
ea28 1342 1342/1342 1342 ± 0.000006389 5.785 5.594/6.771 5.87 ± 0.9454
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 ± 0.00002352 5.378 5.129/5.479 5.301 ± 0.2673
5 1342 1342/1342 1342 ± 0.0000264 5.269 5.08/5.534 5.323 ± 0.3554
6 1342 1342/1342 1342 ± 0.00002352 5.361 5.14/5.55 5.337 ± 0.279
7 1342 1342/1342 1342 ± 0.00002352 5.36 5.186/5.556 5.331 ± 0.2598
8 1342 1342/1342 1342 ± 0.00002352 5.353 5.153/5.49 5.325 ± 0.2696
9 1342 1342/1342 1342 ± 0.00002352 5.616 5.395/5.843 5.614 ± 0.3127
10 1342 1342/1342 1342 ± 0.00002397 6.196 5.901/6.26 6.121 ± 0.2998
11 1342 1342/1342 1342 ± 0.00002352 6.474 6.26/6.606 6.423 ± 0.2817
12 1342 1342/1342 1342 ± 0.00002352 6.589 6.365/6.813 6.584 ± 0.3307
13 1342 1342/1342 1342 ± 0.00002385 6.799 6.491/7.103 6.812 ± 0.3946
14 1342 1342/1342 1342 ± 0.00005741 5.402 5.076/5.892 5.614 ± 0.7609
15 1342 1342/1342 1342 ± 0.00002352 6.87 6.398/7.153 6.775 ± 0.454
16 1342 1342/1342 1342 ± 0.00005994 3.746 3.535/4.066 3.837 ± 0.4048
17 1342 1342/1342 1342 ± 0.00005983 3.662 3.463/3.969 3.737 ± 0.3856
vis
VLASS3.2.sb45544419.eb45877457.60435.173042256945_split_split.ms
datacolumn
residual_data
output_dir
 
statwtmode
VLASS-SE
overwrite_modelcol
False
Start time
2025-07-19 06:42:50.600
End
2025-07-19 07:24:16.571
Duration
0:41:25.972
Note, WebLog generation is not included in the time.

CASA logs for stage 8