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

Statwt Summary Plot

VLASS2.2.sb40869292.eb40982614.59542.13818863426_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 6.145 5.856/6.816 6.268 ± 0.7653
ea03 1342 1342/1342 1342 ± 0.000006823 5.761 5.253/6.39 5.83 ± 0.6827
ea04 1342 1342/1342 1342 ± 0.000006533 5.659 5.287/6.079 5.765 ± 0.5105
ea05 1342 1342/1342 1342 ± 0 6.031 5.553/6.611 6.114 ± 0.6731
ea06 1342 1342/1342 1342 ± 0 6.043 5.65/6.429 6.097 ± 0.537
ea07 1342 1342/1342 1342 ± 0 5.962 5.491/6.1 5.966 ± 0.5034
ea08 1342 1342/1342 1342 ± 0.000003943 6.239 5.674/6.565 6.234 ± 0.6461
ea09 1342 1342/1342 1342 ± 0.000001613 5.972 5.51/6.727 6.133 ± 0.6917
ea10 1342 1342/1342 1342 ± 0 5.903 5.547/6.644 6.047 ± 0.6139
ea11 1342 1342/1342 1342 ± 0 6.201 5.497/6.638 6.158 ± 0.7023
ea12 1342 1342/1342 1342 ± 0 6.069 5.705/6.679 6.211 ± 0.7766
ea13 1342 1342/1342 1342 ± 0 6.064 5.919/6.365 6.176 ± 0.4571
ea14 1342 1342/1342 1342 ± 0 5.93 5.593/6.561 6.097 ± 0.6376
ea15 1342 1342/1342 1342 ± 0 5.521 5.133/5.929 5.564 ± 0.5921
ea16 1342 1342/1342 1342 ± 0 6.19 5.862/6.715 6.301 ± 0.6783
ea17 1342 1342/1342 1342 ± 0 6.598 6.234/7.376 6.797 ± 0.6516
ea18 1342 1342/1342 1342 ± 0 5.127 4.889/5.602 5.266 ± 0.4956
ea19 1342 1342/1342 1342 ± 0 6.217 5.888/6.912 6.428 ± 0.6695
ea20 1342 1342/1342 1342 ± 0 5.747 5.577/6.419 5.964 ± 0.6223
ea21 1342 1342/1342 1342 ± 0 5.693 5.506/6.314 5.89 ± 0.5407
ea22 1342 1342/1342 1342 ± 0 5.918 5.46/6.486 6.02 ± 0.6324
ea23 1342 1342/1342 1342 ± 0 6.126 5.818/6.583 6.277 ± 0.6539
ea24 1342 1342/1342 1342 ± 0 6.013 5.318/6.408 5.892 ± 0.5536
ea25 1342 1342/1342 1342 ± 0 6.281 5.733/6.61 6.318 ± 0.7268
ea26 1342 1342/1342 1342 ± 0 6.328 5.856/6.979 6.46 ± 0.6444
ea27 1342 1342/1342 1342 ± 0 5.827 5.51/6.635 6.029 ± 0.6643
ea28 1342 1342/1342 1342 ± 0 6.038 5.68/6.667 6.219 ± 0.6643
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 ± 0.00002316 5.713 5.472/5.908 5.701 ± 0.2728
3 1342 1342/1342 1342 ± 0.00002451 5.198 5.003/5.385 5.172 ± 0.3862
4 1342 1342/1342 1342 ± 0.00002316 5.43 5.286/5.738 5.502 ± 0.3824
5 1342 1342/1342 1342 ± 0.00002316 5.633 5.385/5.823 5.61 ± 0.3434
6 1342 1342/1342 1342 ± 0.00002316 5.602 5.399/5.817 5.574 ± 0.2578
7 1342 1342/1342 1342 ± 0.00002316 5.614 5.426/5.8 5.602 ± 0.268
8 1342 1342/1342 1342 ± 0.00002316 5.535 5.315/5.698 5.524 ± 0.3047
9 1342 1342/1342 1342 ± 0.00002316 5.836 5.594/6.006 5.793 ± 0.3072
10 1342 1342/1342 1342 ± 0.00002316 6.296 6.101/6.418 6.189 ± 0.3078
11 1342 1342/1342 1342 ± 0.00002316 6.421 6.314/6.613 6.408 ± 0.2953
12 1342 1342/1342 1342 ± 0.00002316 6.593 6.352/6.704 6.554 ± 0.3609
13 1342 1342/1342 1342 ± 0.00002316 7.041 6.808/7.358 7.046 ± 0.3874
14 1342 1342/1342 1342 ± 0.00002316 7.287 7.107/7.579 7.278 ± 0.3904
15 1342 1342/1342 1342 ± 0.00002316 6.933 6.738/7.237 6.944 ± 0.3698
16 1342 1342/1342 1342 ± 0.00002316 6.23 5.992/6.628 6.303 ± 0.4062
17 1342 1342/1342 1342 ± 0.00002316 6.171 6.025/6.509 6.232 ± 0.3791
overwrite_modelcol
False
output_dir
 
statwtmode
VLASS-SE
vis
VLASS2.2.sb40869292.eb40982614.59542.13818863426_split_split.ms
datacolumn
residual_data
Start time
2025-04-23 07:20:00.285
End
2025-04-23 07:50:26.431
Duration
0:30:26.145
Note, WebLog generation is not included in the time.

CASA logs for stage 8