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

Statwt Summary Plot

VLASS2.1.sb38521729.eb38627577.59093.001901145835_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 5.522 5.187/5.891 5.593 ± 0.5092
ea02 1342 1342/1342 1342 ± 0 5.86 5.363/6.336 5.931 ± 0.6267
ea04 1342 1342/1342 1342 ± 0 5.555 5.173/6.091 5.7 ± 0.5392
ea05 1342 1342/1342 1342 ± 0 5.622 5.273/6.115 5.737 ± 0.5594
ea06 1342 1342/1342 1342 ± 0 4.906 4.719/5.303 5.013 ± 0.35
ea07 1342 1342/1342 1342 ± 0 5.812 5.368/6.085 5.879 ± 0.5481
ea08 1342 1342/1342 1342 ± 0 5.785 5.452/6.518 6.004 ± 0.6605
ea09 1342 1342/1342 1342 ± 0 5.705 5.215/6.348 5.792 ± 0.5822
ea10 1342 1342/1342 1342 ± 0.000002109 5.774 5.253/6.397 5.833 ± 0.613
ea11 1342 1342/1342 1342 ± 0 5.78 5.067/6.181 5.732 ± 0.622
ea12 1342 1342/1342 1342 ± 0 5.87 5.339/6.339 5.941 ± 0.6158
ea13 1342 1342/1342 1342 ± 0 6.261 5.756/6.447 6.162 ± 0.5099
ea14 1342 1342/1342 1342 ± 0 5.905 5.232/6.257 5.842 ± 0.6291
ea15 1342 1342/1342 1342 ± 0 5.708 5.253/6.298 5.85 ± 0.6552
ea16 1342 1342/1342 1342 ± 0 6.102 5.63/6.631 6.212 ± 0.6982
ea17 1342 1342/1342 1342 ± 0.000009131 5.867 5.408/6.667 6.013 ± 0.6264
ea18 1342 1342/1342 1342 ± 0 5.062 4.691/5.488 5.132 ± 0.4824
ea19 1342 1342/1342 1342 ± 0 6.032 5.497/6.536 6.075 ± 0.5856
ea20 1342 1342/1342 1342 ± 0 5.976 5.633/6.589 6.118 ± 0.6174
ea21 1342 1342/1342 1342 ± 0 5.642 5.294/6.138 5.766 ± 0.5259
ea22 1342 1342/1342 1342 ± 0 5.697 5.253/6.299 5.806 ± 0.6598
ea23 1342 1342/1342 1342 ± 0 6.061 5.383/6.454 5.994 ± 0.6574
ea25 1342 1342/1342 1342 ± 0 5.545 5.092/6.032 5.6 ± 0.5645
ea26 1342 1342/1342 1342 ± 0 6.086 5.694/6.639 6.148 ± 0.6638
ea27 1342 1342/1342 1342 ± 0.00001181 5.479 5.3/6.25 5.701 ± 0.5611
ea28 1342 1342/1342 1342 ± 0.000002178 5.592 5.307/6.281 5.802 ± 0.6109
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 ± 0.00002352 5.349 5.198/5.567 5.359 ± 0.2616
3 1342 1342/1342 1342 ± 0.00002395 5.165 4.908/5.308 5.122 ± 0.2801
4 1342 1342/1342 1342 ± 0.00003521 5.12 5.038/5.203 5.093 ± 0.1713
5 1342 1342/1342 1342 ± 0.00002352 5.368 5.121/5.456 5.309 ± 0.2871
6 1342 1342/1342 1342 ± 0.00002352 5.303 5.143/5.467 5.287 ± 0.2878
7 1342 1342/1342 1342 ± 0.00002352 5.299 5.23/5.448 5.308 ± 0.2515
8 1342 1342/1342 1342 ± 0.00002352 5.295 5.144/5.399 5.264 ± 0.2575
9 1342 1342/1342 1342 ± 0.00002352 5.564 5.386/5.759 5.528 ± 0.3004
10 1342 1342/1342 1342 ± 0.00002352 5.943 5.82/6.102 5.931 ± 0.2965
11 1342 1342/1342 1342 ± 0.00002352 6.208 6.027/6.328 6.144 ± 0.3139
12 1342 1342/1342 1342 ± 0.00002352 6.332 6.142/6.47 6.278 ± 0.3279
13 1342 1342/1342 1342 ± 0.00002352 6.732 6.614/6.917 6.719 ± 0.3533
14 1342 1342/1342 1342 ± 0.00002352 6.95 6.733/7.172 6.922 ± 0.3887
15 1342 1342/1342 1342 ± 0.00002352 6.648 6.39/6.778 6.551 ± 0.3943
16 1342 1342/1342 1342 ± 0.00002499 5.914 5.773/6.293 5.948 ± 0.3617
17 1342 1342/1342 1342 ± 0.00002421 5.925 5.751/6.249 5.955 ± 0.3434
statwtmode
VLASS-SE
output_dir
 
datacolumn
residual_data
overwrite_modelcol
False
vis
VLASS2.1.sb38521729.eb38627577.59093.001901145835_split_split.ms
Start time
2024-05-01 06:50:11.828
End
2024-05-01 07:40:52.771
Duration
0:50:40.943
Note, WebLog generation is not included in the time.

CASA logs for stage 7