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

Statwt Summary Plot

VLASS2.1.sb38597432.eb38627615.59094.07999482639_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 5.628 5.299/6.114 5.737 ± 0.5376
ea02 1342 1342/1342 1342 ± 0 5.92 5.302/6.402 5.947 ± 0.6399
ea04 1342 1342/1342 1342 ± 0 5.488 5.124/6.094 5.65 ± 0.5656
ea05 1342 1342/1342 1342 ± 0 5.681 5.254/6.201 5.78 ± 0.5897
ea06 1342 1342/1342 1342 ± 0 4.983 4.74/5.402 5.067 ± 0.4006
ea07 1342 1342/1342 1342 ± 0 5.853 5.397/6.223 5.941 ± 0.5726
ea08 1342 1342/1342 1342 ± 0 5.94 5.457/6.575 6.073 ± 0.6596
ea09 1342 1342/1342 1342 ± 0 5.631 5.119/6.187 5.711 ± 0.6644
ea11 1342 1342/1342 1342 ± 0 5.795 5.264/6.341 5.82 ± 0.6526
ea12 1342 1342/1342 1342 ± 0 5.8 5.343/6.356 5.967 ± 0.642
ea13 1342 1342/1342 1342 ± 0 6.076 5.706/6.387 6.131 ± 0.4995
ea14 1342 1342/1342 1342 ± 0 5.756 5.23/6.305 5.784 ± 0.6314
ea15 1342 1342/1342 1342 ± 0 5.541 5.071/6.126 5.69 ± 0.6547
ea16 1342 1342/1342 1342 ± 0 6.088 5.59/6.477 6.147 ± 0.6983
ea17 1342 1342/1342 1342 ± 0.000006515 6.053 5.506/6.808 6.122 ± 0.6221
ea18 1342 1342/1342 1342 ± 0 5.056 4.724/5.496 5.135 ± 0.5187
ea19 1342 1342/1342 1342 ± 0 6.119 5.45/6.644 6.073 ± 0.6508
ea20 1342 1342/1342 1342 ± 0 6.112 5.694/6.735 6.235 ± 0.6443
ea21 1342 1342/1342 1342 ± 0 5.608 5.336/6.265 5.799 ± 0.5724
ea22 1342 1342/1342 1342 ± 0 5.651 5.267/6.288 5.779 ± 0.6352
ea23 0 N/A 0 ± N/A 0 N/A 0 ± N/A
ea25 1342 1342/1342 1342 ± 0 5.498 5.176/6 5.624 ± 0.5748
ea26 1342 1342/1342 1342 ± 0 6.043 5.543/6.624 6.11 ± 0.7004
ea27 1342 1342/1342 1342 ± 0.00003542 5.636 5.271/6.372 5.766 ± 0.6102
ea28 1342 1342/1342 1342 ± 0 5.68 5.329/6.371 5.847 ± 0.6351
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 5.378 5.222/5.577 5.389 ± 0.2422
3 1342 1342/1342 1342 ± 0.0000249 5.108 4.96/5.361 5.154 ± 0.271
4 1342 1342/1342 1342 ± 0.00002489 5.287 5.01/5.402 5.207 ± 0.3605
5 1342 1342/1342 1342 ± 0.00002439 5.322 5.071/5.467 5.286 ± 0.3154
6 1342 1342/1342 1342 ± 0.00002439 5.308 5.058/5.448 5.247 ± 0.2927
7 1342 1342/1342 1342 ± 0.00002439 5.275 5.163/5.457 5.296 ± 0.2497
8 1342 1342/1342 1342 ± 0.00002439 5.33 5.088/5.44 5.264 ± 0.2738
9 1342 1342/1342 1342 ± 0.00002439 5.578 5.389/5.82 5.547 ± 0.3094
10 1342 1342/1342 1342 ± 0.00002439 6.011 5.896/6.194 5.987 ± 0.2975
11 1342 1342/1342 1342 ± 0.00002439 6.263 6.119/6.35 6.194 ± 0.3161
12 1342 1342/1342 1342 ± 0.00002439 6.381 6.211/6.53 6.363 ± 0.3409
13 1342 1342/1342 1342 ± 0.00002439 6.804 6.654/6.999 6.782 ± 0.358
14 1342 1342/1342 1342 ± 0.00002439 6.979 6.82/7.211 6.962 ± 0.4039
15 1342 1342/1342 1342 ± 0.00002439 6.582 6.467/6.849 6.572 ± 0.3733
16 1342 1342/1342 1342 ± 0.00003194 6.013 5.859/6.299 6.003 ± 0.3226
17 1342 1342/1342 1342 ± 0.00003141 6.007 5.893/6.252 5.999 ± 0.3186
statwtmode
VLASS-SE
vis
VLASS2.1.sb38597432.eb38627615.59094.07999482639_split_split.ms
overwrite_modelcol
False
datacolumn
residual_data
output_dir
 
Start time
2025-02-06 21:06:47.369
End
2025-02-06 21:34:24.294
Duration
0:27:36.925
Note, WebLog generation is not included in the time.

CASA logs for stage 8