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

Statwt Summary Plot

VLASS2.1.sb38450628.eb38515240.59049.50130047454_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 5.258 5.222/6.037 5.496 ± 0.7826
ea02 1342 1342/1342 1342 ± 0.00004212 5.829 5.295/6.522 5.781 ± 0.9381
ea04 1342 1342/1342 1342 ± 0.00004218 5.308 4.966/6.005 5.256 ± 0.8091
ea05 1342 1342/1342 1342 ± 0.00002799 5.364 4.972/6.329 5.51 ± 0.7941
ea06 1342 1342/1342 1342 ± 0.00004329 5.195 4.951/6.029 5.261 ± 0.8408
ea07 1342 1342/1342 1342 ± 0.00003841 5.694 5.189/6.077 5.605 ± 0.776
ea09 1342 1342/1342 1342 ± 0.00003811 5.587 5.108/6.283 5.48 ± 0.874
ea10 1342 1342/1342 1342 ± 0.00003683 5.119 4.658/5.752 5.117 ± 0.6661
ea11 1342 1342/1342 1342 ± 0.00003922 5.889 5.287/6.445 5.722 ± 0.8828
ea12 1342 1342/1342 1342 ± 0.0000429 5.678 5.355/6.504 5.676 ± 0.9629
ea13 1342 1342/1342 1342 ± 0.00002631 5.651 5.502/6.196 5.714 ± 0.8479
ea14 1342 1342/1342 1342 ± 0.00003536 5.571 5.276/6.533 5.746 ± 0.8887
ea15 1342 1342/1342 1342 ± 0.00003996 5.572 5.276/6.363 5.586 ± 0.9847
ea16 1342 1342/1342 1342 ± 0.00003481 5.79 5.392/6.762 5.886 ± 0.9981
ea17 1342 1342/1342 1342 ± 0.0000412 5.863 5.388/6.742 5.878 ± 0.9346
ea18 1342 1342/1342 1342 ± 0.00004055 4.933 4.735/5.565 4.987 ± 0.6669
ea19 1342 1342/1342 1342 ± 0.00001357 5.622 5.37/6.541 5.799 ± 0.8388
ea20 0 N/A 0 ± N/A 0 N/A 0 ± N/A
ea21 1342 1342/1342 1342 ± 0.00003386 5.464 5.205/6.242 5.54 ± 0.8066
ea22 1342 1342/1342 1342 ± 0.00004321 5.376 5.096/6.389 5.54 ± 0.981
ea23 1342 1342/1342 1342 ± 0.00003658 5.742 5.359/6.452 5.766 ± 0.9152
ea24 1342 1342/1342 1342 ± 0.00002351 5.192 4.788/6.063 5.297 ± 0.7891
ea25 1342 1342/1342 1342 ± 0.0000392 5.54 5.205/6.244 5.528 ± 0.8117
ea26 1342 1342/1342 1342 ± 0.00003964 5.697 5.532/6.687 5.813 ± 0.9837
ea27 1342 1342/1342 1342 ± 0.00003796 5.505 5.223/6.382 5.624 ± 0.8299
ea28 1342 1342/1342 1342 ± 0.0000399 5.606 5.36/6.532 5.768 ± 0.9272
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 ± 0.00002397 5.333 5.196/5.548 5.31 ± 0.2716
5 1342 1342/1342 1342 ± 0.00002492 5.141 4.982/5.286 5.158 ± 0.2318
6 1342 1342/1342 1342 ± 0.00002397 5.225 4.984/5.382 5.208 ± 0.2414
7 1342 1342/1342 1342 ± 0.00002397 5.268 5.088/5.368 5.22 ± 0.2284
8 1342 1342/1342 1342 ± 0.00002397 5.261 4.971/5.371 5.19 ± 0.2687
9 1342 1342/1342 1342 ± 0.00002397 5.54 5.228/5.693 5.477 ± 0.2658
10 1342 1342/1342 1342 ± 0.00002401 5.941 5.766/6.019 5.875 ± 0.2388
11 1342 1342/1342 1342 ± 0.00002401 6.237 6.035/6.382 6.174 ± 0.244
12 1342 1342/1342 1342 ± 0.00002397 6.37 6.166/6.524 6.352 ± 0.2839
13 1342 1342/1342 1342 ± 0.00002397 6.65 6.336/6.833 6.566 ± 0.3797
14 1342 1342/1342 1342 ± 0.00002616 6.529 6.18/6.804 6.473 ± 0.4526
15 1342 1342/1342 1342 ± 0.00003121 6.61 6.179/6.831 6.499 ± 0.4486
16 1342 1342/1342 1342 ± 0.00005004 3.798 3.651/3.962 3.813 ± 0.2409
17 1342 1342/1342 1342 ± 0.00005151 3.885 3.617/4.173 3.922 ± 0.3999
output_dir
 
overwrite_modelcol
False
datacolumn
residual_data
statwtmode
VLASS-SE
vis
VLASS2.1.sb38450628.eb38515240.59049.50130047454_split_split.ms
Start time
2024-11-01 15:46:47.239
End
2024-11-01 16:47:19.415
Duration
1:00:32.176
Note, WebLog generation is not included in the time.

CASA logs for stage 8