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

Statwt Summary Plot

VLASS2.1.sb38537053.eb38580096.59080.031941134264_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 5.593 5.27/6.073 5.693 ± 0.5232
ea02 1342 1342/1342 1342 ± 0 5.805 5.356/6.444 5.97 ± 0.6145
ea04 1342 1342/1342 1342 ± 0 5.308 4.92/5.908 5.48 ± 0.5679
ea05 1342 1342/1342 1342 ± 0 5.714 5.273/6.222 5.788 ± 0.5679
ea06 1342 1342/1342 1342 ± 0 4.876 4.669/5.33 5.007 ± 0.3971
ea07 1342 1342/1342 1342 ± 0 5.817 5.343/6.15 5.865 ± 0.5649
ea08 1342 1342/1342 1342 ± 0 5.833 5.593/6.626 6.109 ± 0.6319
ea09 1342 1342/1342 1342 ± 0 5.682 5.21/6.354 5.748 ± 0.5922
ea11 1342 1342/1342 1342 ± 0 5.78 5.125/6.23 5.758 ± 0.6354
ea12 1342 1342/1342 1342 ± 0 5.578 5.208/6.233 5.792 ± 0.6233
ea13 1342 1342/1342 1342 ± 0 5.954 5.651/6.289 6.049 ± 0.4993
ea14 1342 1342/1342 1342 ± 0 5.931 5.379/6.471 5.977 ± 0.6564
ea15 1342 1342/1342 1342 ± 0 5.489 4.94/6.081 5.568 ± 0.7188
ea16 1342 1342/1342 1342 ± 0 6.118 5.642/6.568 6.203 ± 0.7056
ea17 1342 1342/1342 1342 ± 0.0000111 5.975 5.547/6.503 6.133 ± 0.6099
ea18 1342 1342/1342 1342 ± 0 5.023 4.693/5.453 5.127 ± 0.4989
ea19 1342 1342/1342 1342 ± 0 5.883 5.46/6.487 6.059 ± 0.6136
ea20 1342 1342/1342 1342 ± 0 5.992 5.584/6.609 6.095 ± 0.6362
ea21 1342 1342/1342 1342 ± 0 5.655 5.359/6.258 5.82 ± 0.5587
ea22 1342 1342/1342 1342 ± 0 5.596 5.293/6.456 5.849 ± 0.6476
ea23 1342 1342/1342 1342 ± 0 5.988 5.502/6.417 6.072 ± 0.6606
ea25 1342 1342/1342 1342 ± 0 5.574 5.278/6.064 5.709 ± 0.5314
ea26 1342 1342/1342 1342 ± 0 5.677 5.446/6.271 5.843 ± 0.5546
ea27 1342 1342/1342 1342 ± 0.00002354 5.512 5.241/6.355 5.728 ± 0.5781
ea28 1342 1342/1342 1342 ± 0.000004982 5.697 5.381/6.404 5.899 ± 0.6311
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 ± 0.00002394 5.428 5.25/5.609 5.38 ± 0.2553
3 1342 1342/1342 1342 ± 0.00002399 5.223 5.034/5.383 5.181 ± 0.2775
4 1342 1342/1342 1342 ± 0.00002425 5.273 5.134/5.396 5.217 ± 0.3138
5 1342 1342/1342 1342 ± 0.00002394 5.377 5.129/5.492 5.299 ± 0.3302
6 1342 1342/1342 1342 ± 0.00002394 5.286 5.064/5.465 5.26 ± 0.2929
7 1342 1342/1342 1342 ± 0.00002394 5.337 5.131/5.502 5.288 ± 0.261
8 1342 1342/1342 1342 ± 0.00002394 5.35 5.097/5.457 5.263 ± 0.288
9 1342 1342/1342 1342 ± 0.00002394 5.611 5.352/5.77 5.562 ± 0.3348
10 1342 1342/1342 1342 ± 0.00002394 6.062 5.804/6.191 5.972 ± 0.3185
11 1342 1342/1342 1342 ± 0.00002394 6.29 6.063/6.389 6.197 ± 0.3252
12 1342 1342/1342 1342 ± 0.00002394 6.388 6.201/6.562 6.338 ± 0.3373
13 1342 1342/1342 1342 ± 0.00002394 6.845 6.722/7.04 6.81 ± 0.3674
14 1342 1342/1342 1342 ± 0.00002394 6.975 6.772/7.153 6.93 ± 0.3975
15 1342 1342/1342 1342 ± 0.00002394 6.531 6.394/6.736 6.484 ± 0.3958
16 1342 1342/1342 1342 ± 0.0000257 5.87 5.761/6.155 5.9 ± 0.3301
17 1342 1342/1342 1342 ± 0.00003002 5.87 5.74/6.118 5.917 ± 0.3073
output_dir
 
statwtmode
VLASS-SE
datacolumn
residual_data
vis
VLASS2.1.sb38537053.eb38580096.59080.031941134264_split_split.ms
overwrite_modelcol
False
Start time
2025-02-20 01:22:51.751
End
2025-02-20 01:49:55.706
Duration
0:27:03.955
Note, WebLog generation is not included in the time.

CASA logs for stage 8