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

Statwt Summary Plot

VLASS2.1.sb38618574.eb38632962.59098.03251238426_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 5.371 5.151/5.78 5.55 ± 0.5023
ea02 1342 1342/1342 1342 ± 0 5.57 5.271/6.332 5.836 ± 0.6326
ea04 1342 1342/1342 1342 ± 0 5.334 5.034/5.932 5.524 ± 0.5558
ea05 1342 1342/1342 1342 ± 0 5.587 5.183/6.068 5.68 ± 0.5764
ea06 1342 1342/1342 1342 ± 0 4.848 4.578/5.355 4.968 ± 0.4554
ea07 1342 1342/1342 1342 ± 0 5.854 5.28/6.129 5.846 ± 0.5795
ea08 1342 1342/1342 1342 ± 0 5.656 5.365/6.462 5.96 ± 0.6507
ea09 1342 1342/1342 1342 ± 0 5.477 5.123/6.179 5.639 ± 0.6145
ea10 1342 1342/1342 1342 ± 0 5.842 5.201/6.437 5.831 ± 0.6609
ea11 1342 1342/1342 1342 ± 0 5.7 5.147/6.233 5.732 ± 0.6672
ea12 1342 1342/1342 1342 ± 0 5.616 5.208/6.236 5.807 ± 0.6354
ea13 1342 1342/1342 1342 ± 0 5.881 5.665/6.262 6.036 ± 0.4868
ea14 1342 1342/1342 1342 ± 0 5.625 5.124/6.226 5.716 ± 0.6556
ea15 1342 1342/1342 1342 ± 0 5.45 5.013/6.114 5.623 ± 0.6633
ea16 1342 1342/1342 1342 ± 0 5.955 5.523/6.598 6.119 ± 0.7049
ea17 1342 1342/1342 1342 ± 0 5.769 5.404/6.304 5.912 ± 0.6065
ea18 1342 1342/1342 1342 ± 0 4.906 4.588/5.368 5.019 ± 0.4983
ea19 1342 1342/1342 1342 ± 0 5.861 5.432/6.622 6.07 ± 0.6545
ea20 1342 1342/1342 1342 ± 0 5.96 5.55/6.598 6.102 ± 0.6443
ea21 1342 1342/1342 1342 ± 0 5.629 5.253/6.135 5.737 ± 0.5584
ea22 1342 1342/1342 1342 ± 0 5.403 5.173/6.274 5.688 ± 0.6525
ea23 1342 1342/1342 1342 ± 0 5.866 5.325/6.331 5.945 ± 0.6757
ea25 1342 1342/1342 1342 ± 0 5.366 5.057/5.924 5.534 ± 0.5611
ea26 1342 1342/1342 1342 ± 0 5.845 5.506/6.755 6.06 ± 0.6437
ea27 1342 1342/1342 1342 ± 0 5.438 5.173/6.203 5.623 ± 0.5671
ea28 1342 1342/1342 1342 ± 0.00002151 5.473 5.232/6.251 5.74 ± 0.6272
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 ± 0.0000235 5.229 5.077/5.467 5.242 ± 0.2565
3 1342 1342/1342 1342 ± 0.00002394 5.174 5.013/5.402 5.197 ± 0.2673
4 1342 1342/1342 1342 ± 0.00002394 5.187 4.971/5.276 5.118 ± 0.308
5 1342 1342/1342 1342 ± 0.0000235 5.199 4.95/5.377 5.191 ± 0.316
6 1342 1342/1342 1342 ± 0.0000235 5.177 4.977/5.393 5.164 ± 0.291
7 1342 1342/1342 1342 ± 0.0000235 5.223 5.068/5.362 5.213 ± 0.2597
8 1342 1342/1342 1342 ± 0.0000235 5.229 4.986/5.367 5.181 ± 0.2755
9 1342 1342/1342 1342 ± 0.0000235 5.478 5.353/5.72 5.469 ± 0.3192
10 1342 1342/1342 1342 ± 0.0000235 5.924 5.766/6.088 5.883 ± 0.3024
11 1342 1342/1342 1342 ± 0.0000235 6.17 5.992/6.285 6.103 ± 0.3104
12 1342 1342/1342 1342 ± 0.0000235 6.31 6.077/6.451 6.266 ± 0.3329
13 1342 1342/1342 1342 ± 0.0000235 6.724 6.636/6.888 6.703 ± 0.3524
14 1342 1342/1342 1342 ± 0.0000235 6.893 6.705/7.127 6.864 ± 0.3856
15 1342 1342/1342 1342 ± 0.0000235 6.612 6.352/6.789 6.529 ± 0.3759
16 1342 1342/1342 1342 ± 0.0000243 5.898 5.557/6.103 5.852 ± 0.3849
17 1342 1342/1342 1342 ± 0.00002795 5.874 5.479/6.134 5.841 ± 0.3844
output_dir
 
datacolumn
residual_data
vis
VLASS2.1.sb38618574.eb38632962.59098.03251238426_split_split.ms
statwtmode
VLASS-SE
overwrite_modelcol
False
Start time
2024-12-17 05:59:36.163
End
2024-12-17 06:59:43.007
Duration
1:00:06.844
Note, WebLog generation is not included in the time.

CASA logs for stage 8