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

Statwt Summary Plot

VLASS2.2.sb40880919.eb41034540.59559.16303170139_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 6.267 5.95/6.827 6.473 ± 0.589
ea03 1342 1342/1342 1342 ± 0.00002237 5.688 5.201/6.659 5.891 ± 0.7044
ea04 1342 1342/1342 1342 ± 0 6.182 5.768/6.706 6.304 ± 0.6153
ea05 1342 1342/1342 1342 ± 0 6.076 5.689/6.924 6.286 ± 0.7081
ea06 1342 1342/1342 1342 ± 0 6.295 5.905/6.733 6.352 ± 0.5534
ea07 0 N/A 0 ± N/A 0 N/A 0 ± N/A
ea08 1342 1342/1342 1342 ± 0.00001609 6.043 5.736/6.668 6.228 ± 0.5847
ea09 1342 1342/1342 1342 ± 0 6.226 5.689/6.908 6.327 ± 0.6661
ea10 1342 1342/1342 1342 ± 0 7.068 6.755/7.344 6.962 ± 0.4655
ea11 1342 1342/1342 1342 ± 0 6.188 5.629/6.795 6.269 ± 0.6877
ea12 1342 1342/1342 1342 ± 0 6.487 5.971/7.033 6.572 ± 0.6515
ea13 1342 1342/1342 1342 ± 0.000004001 5.739 5.336/6.023 5.766 ± 0.4241
ea14 1342 1342/1342 1342 ± 0 6.286 5.916/7.015 6.522 ± 0.6404
ea15 1342 1342/1342 1342 ± 0 5.88 5.517/6.572 6.054 ± 0.6074
ea16 1342 1342/1342 1342 ± 0 6.416 6.046/6.997 6.552 ± 0.6587
ea17 1342 1342/1342 1342 ± 0 6.891 6.609/7.806 7.125 ± 0.6611
ea18 1342 1342/1342 1342 ± 0 5.096 4.779/5.473 5.136 ± 0.4501
ea19 1342 1342/1342 1342 ± 0 6.384 6.129/7.306 6.661 ± 0.6718
ea20 1342 1342/1342 1342 ± 0 5.745 5.579/6.592 6.005 ± 0.5652
ea21 1342 1342/1342 1342 ± 0 5.459 5.266/5.972 5.639 ± 0.4325
ea22 1342 1342/1342 1342 ± 0 6.187 5.715/6.58 6.137 ± 0.542
ea23 1342 1342/1342 1342 ± 0 6.075 5.977/6.879 6.431 ± 0.6509
ea24 1342 1342/1342 1342 ± 0 5.991 5.418/6.511 5.958 ± 0.535
ea25 1342 1342/1342 1342 ± 0 6.748 6.1/6.967 6.717 ± 0.7327
ea26 1342 1342/1342 1342 ± 0 6.674 6.279/7.376 6.78 ± 0.6564
ea27 1342 1342/1342 1342 ± 0 6.039 5.809/7.022 6.342 ± 0.642
ea28 1342 1342/1342 1342 ± 0 6.238 5.941/7.085 6.465 ± 0.6459
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 ± 0.00002393 5.906 5.723/6.159 5.864 ± 0.362
4 1342 1342/1342 1342 ± 0.00002415 5.547 5.279/5.764 5.547 ± 0.4657
5 1342 1342/1342 1342 ± 0.00002393 5.863 5.655/6.079 5.823 ± 0.3881
6 1342 1342/1342 1342 ± 0.00002393 5.799 5.546/5.906 5.711 ± 0.332
7 1342 1342/1342 1342 ± 0.00002393 5.869 5.592/5.938 5.767 ± 0.3505
8 1342 1342/1342 1342 ± 0.00002393 5.637 5.454/5.959 5.702 ± 0.3964
9 1342 1342/1342 1342 ± 0.00002393 6.01 5.709/6.266 5.981 ± 0.3941
10 1342 1342/1342 1342 ± 0.00002349 6.556 6.179/6.63 6.417 ± 0.3827
11 1342 1342/1342 1342 ± 0.00002349 6.727 6.52/6.948 6.65 ± 0.4052
12 1342 1342/1342 1342 ± 0.00002349 6.87 6.584/7.039 6.792 ± 0.4712
13 1342 1342/1342 1342 ± 0.00002349 7.336 7.025/7.603 7.249 ± 0.5215
14 1342 1342/1342 1342 ± 0.00002349 7.48 7.182/7.739 7.425 ± 0.5307
15 1342 1342/1342 1342 ± 0.00002349 7.06 6.73/7.392 7.022 ± 0.5132
16 1342 1342/1342 1342 ± 0.00002349 6.203 5.828/6.564 6.204 ± 0.5247
17 1342 1342/1342 1342 ± 0.00003103 6.215 5.716/6.47 6.096 ± 0.5192
vis
VLASS2.2.sb40880919.eb41034540.59559.16303170139_split_split.ms
datacolumn
residual_data
statwtmode
VLASS-SE
output_dir
 
overwrite_modelcol
False
Start time
2025-06-12 04:00:18.008
End
2025-06-12 04:57:42.604
Duration
0:57:24.596
Note, WebLog generation is not included in the time.

CASA logs for stage 8