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

Statwt Summary Plot

VLASS2.1.sb38508014.eb38518655.59051.788119143515_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 5.285 5.173/6.181 5.514 ± 0.6922
ea02 1342 1342/1342 1342 ± 0.00004272 5.759 5.259/6.491 5.771 ± 0.8311
ea04 1342 1342/1342 1342 ± 0 5.139 4.912/5.925 5.375 ± 0.6285
ea05 1342 1342/1342 1342 ± 0.0000013 5.353 4.999/6.258 5.608 ± 0.68
ea06 1342 1342/1342 1342 ± 0 4.889 4.489/5.569 5.023 ± 0.5649
ea07 1342 1342/1342 1342 ± 0.00004245 5.673 5.136/6.133 5.698 ± 0.7334
ea08 1342 1342/1342 1342 ± 0.00004404 5.665 5.512/6.55 5.877 ± 0.8244
ea09 1342 1342/1342 1342 ± 0.00004091 5.13 4.908/5.872 5.287 ± 0.665
ea10 1342 1342/1342 1342 ± 0.00004272 4.904 4.595/5.631 5.032 ± 0.5522
ea11 1342 1342/1342 1342 ± 0.00003731 5.862 5.234/6.501 5.796 ± 0.844
ea12 1342 1342/1342 1342 ± 0.000001901 5.486 5.184/6.049 5.557 ± 0.7628
ea13 1342 1342/1342 1342 ± 0.00003687 5.736 5.606/6.259 5.792 ± 0.6641
ea14 1342 1342/1342 1342 ± 0 5.616 5.198/6.55 5.862 ± 0.7404
ea15 1342 1342/1342 1342 ± 0 5.366 5.138/6.292 5.671 ± 0.7666
ea16 1342 1342/1342 1342 ± 0.000005538 5.543 5.459/6.407 5.896 ± 0.7771
ea17 1342 1342/1342 1342 ± 0.00004404 5.676 5.389/6.356 5.795 ± 0.8012
ea18 1342 1342/1342 1342 ± 0.00001808 4.898 4.607/5.679 5.044 ± 0.6089
ea19 1342 1342/1342 1342 ± 0 5.599 5.369/6.572 5.903 ± 0.7012
ea20 1342 1342/1342 1342 ± 0.000007709 5.71 5.398/6.624 5.858 ± 0.8761
ea21 1342 1342/1342 1342 ± 0.000002689 5.323 5.184/6.245 5.609 ± 0.6687
ea22 1342 1342/1342 1342 ± 0.00004272 5.415 5.17/6.428 5.649 ± 0.7839
ea23 1342 1342/1342 1342 ± 0.00003657 5.669 5.27/6.531 5.912 ± 0.8464
ea24 1342 1342/1342 1342 ± 0.000032 5.056 4.93/6.147 5.399 ± 0.6645
ea25 1342 1342/1342 1342 ± 0.00004404 5.205 5.095/6.06 5.458 ± 0.7273
ea26 1342 1342/1342 1342 ± 0.00002209 5.664 5.45/6.761 5.929 ± 0.8558
ea27 1342 1342/1342 1342 ± 0.00004404 5.507 5.167/6.475 5.633 ± 0.7736
ea28 1342 1342/1342 1342 ± 0.00004272 5.624 5.316/6.557 5.842 ± 0.8042
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 ± 0.00002307 5.431 5.175/5.582 5.328 ± 0.3038
5 1342 1342/1342 1342 ± 0.00002307 5.194 4.938/5.325 5.146 ± 0.3027
6 1342 1342/1342 1342 ± 0.00002307 5.248 5.056/5.428 5.226 ± 0.2735
7 1342 1342/1342 1342 ± 0.00002307 5.289 5.104/5.428 5.25 ± 0.2645
8 1342 1342/1342 1342 ± 0.00002307 5.259 5.001/5.477 5.216 ± 0.3051
9 1342 1342/1342 1342 ± 0.00002307 5.532 5.327/5.771 5.495 ± 0.3145
10 1342 1342/1342 1342 ± 0.00002307 5.996 5.738/6.12 5.91 ± 0.3148
11 1342 1342/1342 1342 ± 0.00002307 6.284 6.026/6.428 6.185 ± 0.3209
12 1342 1342/1342 1342 ± 0.00002307 6.364 6.196/6.547 6.348 ± 0.3427
13 1342 1342/1342 1342 ± 0.00002307 6.752 6.422/6.977 6.713 ± 0.4136
14 1342 1342/1342 1342 ± 0.00002959 6.859 6.476/7.089 6.717 ± 0.4834
15 1342 1342/1342 1342 ± 0.00002307 6.655 6.347/6.874 6.582 ± 0.4382
16 1342 1342/1342 1342 ± 0.00006099 4.512 4.357/4.68 4.54 ± 0.2747
17 1342 1342/1342 1342 ± 0.00006103 4.484 4.312/4.638 4.496 ± 0.2349
datacolumn
residual_data
statwtmode
VLASS-SE
overwrite_modelcol
False
vis
VLASS2.1.sb38508014.eb38518655.59051.788119143515_split_split.ms
output_dir
 
Start time
2024-12-06 20:10:18.232
End
2024-12-06 21:02:16.110
Duration
0:51:57.878
Note, WebLog generation is not included in the time.

CASA logs for stage 8