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

Statwt Summary Plot

VLASS2.2.sb40528187.eb40882891.59510.17895375_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 6.046 5.737/6.667 6.261 ± 0.612
ea02 1342 1342/1342 1342 ± 0.00002955 6.15 5.535/6.724 6.087 ± 0.886
ea03 1342 1342/1342 1342 ± 0.00000233 5.558 5.203/6.446 5.72 ± 0.839
ea04 1342 1342/1342 1342 ± 0 5.822 5.344/6.554 5.923 ± 0.6372
ea06 1342 1342/1342 1342 ± 0 6.106 5.68/6.601 6.195 ± 0.5964
ea07 1342 1342/1342 1342 ± 0 6.065 5.509/6.486 6.084 ± 0.6398
ea08 1342 1342/1342 1342 ± 0 6.141 5.761/6.863 6.349 ± 0.7198
ea09 1342 1342/1342 1342 ± 0 6.059 5.529/6.807 6.137 ± 0.692
ea10 1342 1342/1342 1342 ± 0 6.255 5.586/6.826 6.153 ± 0.7062
ea11 1342 1342/1342 1342 ± 0 6.271 5.479/6.724 6.192 ± 0.7604
ea12 1342 1342/1342 1342 ± 0 6.125 5.645/6.677 6.21 ± 0.7582
ea13 1342 1342/1342 1342 ± 0 6.015 5.735/6.512 6.151 ± 0.5926
ea14 1342 1342/1342 1342 ± 0 6.433 5.822/6.87 6.443 ± 0.6822
ea15 1342 1342/1342 1342 ± 0 5.641 5.074/5.987 5.569 ± 0.6966
ea16 1342 1342/1342 1342 ± 0 6.206 5.737/6.813 6.315 ± 0.7516
ea17 1342 1342/1342 1342 ± 0 6.53 6.217/7.289 6.759 ± 0.6722
ea18 1342 1342/1342 1342 ± 0 4.533 4.285/4.919 4.616 ± 0.4348
ea19 1342 1342/1342 1342 ± 0 6.344 5.89/6.966 6.475 ± 0.7214
ea20 1342 1342/1342 1342 ± 0 6.046 5.716/6.74 6.161 ± 0.761
ea21 1342 1342/1342 1342 ± 0 6.024 5.67/6.63 6.176 ± 0.6262
ea22 1342 1342/1342 1342 ± 0 6.396 5.578/6.808 6.242 ± 0.7132
ea23 1342 1342/1342 1342 ± 0 6.264 5.767/6.705 6.285 ± 0.7988
ea24 1342 1342/1342 1342 ± 0 5.953 5.22/6.428 5.838 ± 0.5923
ea25 1342 1342/1342 1342 ± 0 6.647 5.792/7.152 6.561 ± 0.808
ea26 1342 1342/1342 1342 ± 0 6.439 5.919/7.234 6.508 ± 0.7225
ea27 1342 1342/1342 1342 ± 0 5.993 5.573/6.895 6.172 ± 0.7761
ea28 1342 1342/1342 1342 ± 0 6.161 5.876/7.022 6.427 ± 0.7856
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 ± 0.00002306 5.706 5.476/5.934 5.643 ± 0.3508
3 1342 1342/1342 1342 ± 0.00002661 4.921 4.538/5.294 4.915 ± 0.5997
4 1342 1342/1342 1342 ± 0.00002467 5.461 5.149/5.644 5.372 ± 0.464
5 1342 1342/1342 1342 ± 0.00002306 5.73 5.389/5.838 5.606 ± 0.4111
6 1342 1342/1342 1342 ± 0.00002306 5.66 5.387/5.807 5.569 ± 0.3425
7 1342 1342/1342 1342 ± 0.00002306 5.695 5.482/5.788 5.608 ± 0.346
8 1342 1342/1342 1342 ± 0.00002306 5.594 5.361/5.824 5.556 ± 0.3804
9 1342 1342/1342 1342 ± 0.00002306 5.972 5.736/6.118 5.873 ± 0.4082
10 1342 1342/1342 1342 ± 0.00002306 6.428 6.238/6.54 6.307 ± 0.4211
11 1342 1342/1342 1342 ± 0.00002306 6.644 6.437/6.778 6.54 ± 0.4294
12 1342 1342/1342 1342 ± 0.00002306 6.784 6.535/6.842 6.68 ± 0.4642
13 1342 1342/1342 1342 ± 0.00002306 7.252 7.009/7.47 7.177 ± 0.4943
14 1342 1342/1342 1342 ± 0.00002306 7.496 7.327/7.741 7.41 ± 0.5047
15 1342 1342/1342 1342 ± 0.00002306 7.086 6.904/7.331 7.034 ± 0.4725
16 1342 1342/1342 1342 ± 0.00002306 6.367 6.145/6.674 6.348 ± 0.4532
17 1342 1342/1342 1342 ± 0.00002312 6.448 6.053/6.59 6.305 ± 0.4805
overwrite_modelcol
False
output_dir
 
statwtmode
VLASS-SE
datacolumn
residual_data
vis
VLASS2.2.sb40528187.eb40882891.59510.17895375_split_split.ms
Start time
2025-05-23 18:09:01.315
End
2025-05-23 19:13:26.096
Duration
1:04:24.781
Note, WebLog generation is not included in the time.

CASA logs for stage 8