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

Statwt Summary Plot

VLASS2.1.sb38458451.eb38565931.59072.733167094906_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 4.976 4.854/5.619 5.196 ± 0.5192
ea02 1342 1342/1342 1342 ± 0.00003858 5.339 4.997/6.112 5.464 ± 0.7072
ea05 1342 1342/1342 1342 ± 0.00001206 5.23 4.888/6.271 5.403 ± 0.7982
ea06 1342 1342/1342 1342 ± 0.00003455 4.839 4.702/5.386 4.969 ± 0.5648
ea07 1342 1342/1342 1342 ± 0.00003817 5.352 5.046/5.699 5.335 ± 0.4824
ea08 1342 1342/1342 1342 ± 0.00003991 5.492 5.227/6.378 5.676 ± 0.7679
ea09 1342 1342/1342 1342 ± 0.00001378 4.885 4.675/5.628 4.964 ± 0.6599
ea10 1342 1342/1342 1342 ± 0.00003842 5.384 4.865/6.112 5.424 ± 0.6394
ea11 1342 1342/1342 1342 ± 0.00003733 5.367 4.973/6.154 5.456 ± 0.6815
ea12 1342 1342/1342 1342 ± 0.0000368 5.301 5.025/6.206 5.472 ± 0.7566
ea13 1342 1342/1342 1342 ± 0.00001932 5.592 5.418/6.11 5.557 ± 0.7398
ea14 1342 1342/1342 1342 ± 0.00001267 5.282 5.02/6.211 5.563 ± 0.6542
ea15 1342 1342/1342 1342 ± 0.00001412 5.075 4.924/5.949 5.377 ± 0.729
ea16 1342 1342/1342 1342 ± 0 5.019 4.945/5.155 5.002 ± 0.2197
ea17 1342 1342/1342 1342 ± 0.00004498 5.508 5.075/6.206 5.634 ± 0.6865
ea18 1342 1342/1342 1342 ± 0.00003759 4.75 4.465/5.436 4.825 ± 0.5359
ea19 1342 1342/1342 1342 ± 0.000006338 5.383 5.144/6.36 5.557 ± 0.7819
ea20 1342 1342/1342 1342 ± 0.0000376 5.627 5.319/6.519 5.775 ± 0.8326
ea21 1342 1342/1342 1342 ± 0.0000192 5.092 5.059/5.995 5.376 ± 0.669
ea22 1342 1342/1342 1342 ± 0.00003732 5.227 4.897/6.03 5.357 ± 0.7186
ea23 1342 1342/1342 1342 ± 0.00003771 5.572 5.089/6.244 5.615 ± 0.6682
ea25 1342 1342/1342 1342 ± 0 5.044 4.881/5.111 5.03 ± 0.1692
ea26 1342 1342/1342 1342 ± 0.00002277 5.295 5.203/6.029 5.374 ± 0.7539
ea27 1342 1342/1342 1342 ± 0.00004325 5.218 4.963/6.031 5.36 ± 0.5995
ea28 1342 1342/1342 1342 ± 0.00004494 5.266 5.03/6.07 5.435 ± 0.6575
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 ± 0.00002393 5.14 4.915/5.286 5.122 ± 0.2432
4 1342 1342/1342 1342 ± 0.00002439 4.721 4.54/4.83 4.685 ± 0.2338
5 1342 1342/1342 1342 ± 0.00002393 4.988 4.841/5.105 4.983 ± 0.2733
6 1342 1342/1342 1342 ± 0.00002393 5.039 4.977/5.16 5.05 ± 0.2242
7 1342 1342/1342 1342 ± 0.00002393 5.033 4.92/5.147 5.043 ± 0.2015
8 1342 1342/1342 1342 ± 0.00002393 5.066 4.854/5.209 5.05 ± 0.238
9 1342 1342/1342 1342 ± 0.00002393 5.316 5.223/5.522 5.314 ± 0.2683
10 1342 1342/1342 1342 ± 0.00002491 5.735 5.492/5.879 5.705 ± 0.29
11 1342 1342/1342 1342 ± 0.00002491 6.069 5.922/6.155 5.982 ± 0.3019
12 1342 1342/1342 1342 ± 0.00002491 6.23 5.954/6.287 6.146 ± 0.3066
13 1342 1342/1342 1342 ± 0.00002504 6.326 6.049/6.571 6.302 ± 0.3447
14 1342 1342/1342 1342 ± 0.00003653 5.97 5.694/6.375 6.032 ± 0.433
15 1342 1342/1342 1342 ± 0.00002497 6.317 6.07/6.548 6.252 ± 0.4043
16 1342 1342/1342 1342 ± 0.00006024 4.296 4.038/4.609 4.358 ± 0.4507
17 1342 1342/1342 1342 ± 0.00006066 4.303 3.999/4.649 4.346 ± 0.4678
output_dir
 
vis
VLASS2.1.sb38458451.eb38565931.59072.733167094906_split_split.ms
overwrite_modelcol
False
statwtmode
VLASS-SE
datacolumn
residual_data
Start time
2024-11-16 18:10:28.365
End
2024-11-16 19:14:59.773
Duration
1:04:31.408
Note, WebLog generation is not included in the time.

CASA logs for stage 8