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

Statwt Summary Plot

VLASS2.1.sb38541375.eb38627613.59093.84554634259_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 5.615 5.203/6.074 5.696 ± 0.5635
ea02 0 N/A 0 ± N/A 0 N/A 0 ± N/A
ea04 1342 1342/1342 1342 ± 0 5.541 5.155/6.113 5.665 ± 0.5857
ea05 1342 1342/1342 1342 ± 0 5.741 5.228/6.326 5.819 ± 0.6091
ea06 1342 1342/1342 1342 ± 0 5.097 4.86/5.513 5.174 ± 0.4125
ea07 1342 1342/1342 1342 ± 0 5.883 5.429/6.25 5.947 ± 0.5991
ea08 1342 1342/1342 1342 ± 0 5.931 5.443/6.54 6.03 ± 0.6771
ea09 1342 1342/1342 1342 ± 0 5.702 5.104/6.372 5.759 ± 0.6382
ea10 1342 1342/1342 1342 ± 0 5.828 5.241/6.549 5.878 ± 0.6743
ea11 0 N/A 0 ± N/A 0 N/A 0 ± N/A
ea12 1342 1342/1342 1342 ± 0 5.847 5.407/6.421 5.996 ± 0.649
ea13 1342 1342/1342 1342 ± 0 6.008 5.624/6.34 6.069 ± 0.5332
ea14 1342 1342/1342 1342 ± 0 5.957 5.269/6.382 5.853 ± 0.6547
ea15 1342 1342/1342 1342 ± 0 5.55 5.072/6.147 5.674 ± 0.685
ea16 1342 1342/1342 1342 ± 0 6.098 5.563/6.618 6.192 ± 0.7348
ea17 1342 1342/1342 1342 ± 0.00001396 5.967 5.575/6.47 6.079 ± 0.6515
ea18 1342 1342/1342 1342 ± 0 5.059 4.759/5.496 5.155 ± 0.5187
ea19 1342 1342/1342 1342 ± 0 5.976 5.562/6.604 6.133 ± 0.6492
ea20 1342 1342/1342 1342 ± 0 6.148 5.761/6.798 6.233 ± 0.6837
ea21 1342 1342/1342 1342 ± 0 5.634 5.346/6.258 5.788 ± 0.5785
ea22 1342 1342/1342 1342 ± 0 5.703 5.206/6.343 5.769 ± 0.6729
ea23 1342 1342/1342 1342 ± 0 6.027 5.459/6.557 6.061 ± 0.6834
ea25 1342 1342/1342 1342 ± 0.000001883 5.525 5.219/6.059 5.645 ± 0.5831
ea26 1342 1342/1342 1342 ± 0 6.006 5.531/6.665 6.08 ± 0.6947
ea27 1342 1342/1342 1342 ± 0.0000198 5.577 5.118/6.388 5.721 ± 0.6252
ea28 1342 1342/1342 1342 ± 0 5.637 5.352/6.36 5.82 ± 0.6592
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 ± 0.00002439 5.437 5.218/5.603 5.399 ± 0.2447
3 1342 1342/1342 1342 ± 0.00002857 5.032 4.867/5.288 5.061 ± 0.2689
4 1342 1342/1342 1342 ± 0.00002439 5.175 4.952/5.371 5.158 ± 0.2823
5 1342 1342/1342 1342 ± 0.00002439 5.374 5.138/5.494 5.34 ± 0.298
6 1342 1342/1342 1342 ± 0.00002465 5.125 4.923/5.258 5.107 ± 0.2433
7 1342 1342/1342 1342 ± 0.00002439 5.361 5.217/5.578 5.361 ± 0.2437
8 1342 1342/1342 1342 ± 0.00002439 5.374 5.131/5.549 5.317 ± 0.2716
9 1342 1342/1342 1342 ± 0.00002439 5.59 5.418/5.859 5.589 ± 0.2992
10 1342 1342/1342 1342 ± 0.00002439 6.034 5.874/6.202 6.005 ± 0.297
11 1342 1342/1342 1342 ± 0.00002439 6.303 6.137/6.39 6.237 ± 0.3142
12 1342 1342/1342 1342 ± 0.00002439 6.409 6.196/6.591 6.391 ± 0.3342
13 1342 1342/1342 1342 ± 0.00002439 6.809 6.687/7.04 6.814 ± 0.3531
14 1342 1342/1342 1342 ± 0.00002439 6.993 6.825/7.294 6.997 ± 0.39
15 1342 1342/1342 1342 ± 0.00002439 6.704 6.479/6.88 6.61 ± 0.3584
16 1342 1342/1342 1342 ± 0.00002656 6.01 5.854/6.259 6.004 ± 0.3197
17 1342 1342/1342 1342 ± 0.00002694 5.971 5.819/6.2 5.976 ± 0.304
vis
VLASS2.1.sb38541375.eb38627613.59093.84554634259_split_split.ms
output_dir
 
statwtmode
VLASS-SE
datacolumn
residual_data
overwrite_modelcol
False
Start time
2024-05-01 08:20:10.727
End
2024-05-01 09:25:52.411
Duration
1:05:41.684
Note, WebLog generation is not included in the time.

CASA logs for stage 7