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

Statwt Summary Plot

VLASS2.1.sb38482214.eb38565046.59071.1506340625_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 5.368 5.261/6.006 5.486 ± 0.719
ea02 1342 1342/1342 1342 ± 0.00004227 5.79 5.386/6.474 5.779 ± 0.8972
ea05 1342 1342/1342 1342 ± 0.000018 5.519 5.148/6.573 5.789 ± 0.7713
ea06 1342 1342/1342 1342 ± 0.000001587 4.905 4.839/5.445 5.01 ± 0.5392
ea07 1342 1342/1342 1342 ± 0.00004205 5.792 5.335/6.053 5.662 ± 0.7381
ea08 1342 1342/1342 1342 ± 0.00004243 5.88 5.646/6.801 6.022 ± 0.9533
ea09 1342 1342/1342 1342 ± 0.00002708 3.866 3.331/5.824 4.469 ± 1.191
ea10 1342 1342/1342 1342 ± 0.00004205 5.345 5.078/6.412 5.6 ± 0.7857
ea11 0 N/A 0 ± N/A 0 N/A 0 ± N/A
ea12 1342 1342/1342 1342 ± 0.000002244 5.722 5.435/6.657 5.905 ± 0.9366
ea13 1342 1342/1342 1342 ± 0.00002416 5.824 5.703/6.397 5.903 ± 0.7666
ea14 1342 1342/1342 1342 ± 0.00001907 6.561 6.07/7.02 6.271 ± 0.9307
ea15 1342 1342/1342 1342 ± 0 5.406 5.223/6.308 5.691 ± 0.8396
ea16 0 N/A 0 ± N/A 0 N/A 0 ± N/A
ea17 1342 1342/1342 1342 ± 0.00004224 5.897 5.601/6.73 5.973 ± 0.8784
ea18 1342 1342/1342 1342 ± 0.00002195 5 4.713/5.845 5.155 ± 0.695
ea19 1342 1342/1342 1342 ± 0.00001061 5.633 5.424/6.748 5.969 ± 0.7844
ea20 1342 1342/1342 1342 ± 0.00001203 6.007 5.795/7.168 6.169 ± 1.022
ea21 1342 1342/1342 1342 ± 0.00002493 5.565 5.352/6.439 5.786 ± 0.7661
ea22 1342 1342/1342 1342 ± 0.00004039 5.343 5.133/6.299 5.493 ± 0.8503
ea23 0 N/A 0 ± N/A 0 N/A 0 ± N/A
ea25 1342 1342/1342 1342 ± 0 5.385 5.316/5.427 5.368 ± 0.1693
ea26 1342 1342/1342 1342 ± 0.0000208 5.637 5.495/6.663 5.795 ± 0.8235
ea27 1342 1342/1342 1342 ± 0.00004288 5.506 5.18/6.454 5.656 ± 0.7938
ea28 1342 1342/1342 1342 ± 0.00005387 6.566 5.789/6.69 6.046 ± 1.06
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 ± 0.00002662 5.449 5.199/5.732 5.408 ± 0.5054
3 1342 1342/1342 1342 ± 0.00002663 5.472 5.183/5.632 5.329 ± 0.537
5 1342 1342/1342 1342 ± 0.00002692 5.375 5.228/5.578 5.285 ± 0.5454
6 1342 1342/1342 1342 ± 0.00002662 5.364 5.094/5.484 5.252 ± 0.5223
7 1342 1342/1342 1342 ± 0.00002662 5.374 5.141/5.577 5.269 ± 0.5104
8 1342 1342/1342 1342 ± 0.00002662 5.359 5.076/5.418 5.197 ± 0.5176
9 1342 1342/1342 1342 ± 0.00002662 5.612 5.357/5.824 5.489 ± 0.5991
10 1342 1342/1342 1342 ± 0.00002601 6.107 5.842/6.168 6.019 ± 0.3527
11 1342 1342/1342 1342 ± 0.00002601 6.382 6.296/6.514 6.312 ± 0.3707
12 1342 1342/1342 1342 ± 0.00002601 6.622 6.288/6.686 6.487 ± 0.3862
13 1342 1342/1342 1342 ± 0.00002601 6.744 6.452/7.067 6.736 ± 0.4288
14 1342 1342/1342 1342 ± 0.00002947 6.744 6.293/7.14 6.702 ± 0.5344
15 1342 1342/1342 1342 ± 0.00002601 6.766 6.631/7.056 6.727 ± 0.4753
16 1342 1342/1342 1342 ± 0.00006084 4.254 4.062/4.409 4.288 ± 0.3093
17 1342 1342/1342 1342 ± 0.00006101 4.223 4.058/4.427 4.273 ± 0.3094
vis
VLASS2.1.sb38482214.eb38565046.59071.1506340625_split_split.ms
statwtmode
VLASS-SE
datacolumn
residual_data
output_dir
 
overwrite_modelcol
False
Start time
2024-04-22 01:56:50.581
End
2024-04-22 02:56:01.407
Duration
0:59:10.826
Note, WebLog generation is not included in the time.

CASA logs for stage 7