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

Statwt Summary Plot

VLASS2.1.sb38452360.eb38575738.59077.463367233795_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 5.369 5.212/5.998 5.407 ± 0.8904
ea02 1342 1342/1342 1342 ± 0.00004157 5.944 5.393/6.696 5.815 ± 1.043
ea04 1342 1342/1342 1342 ± 0.00003294 5.497 5.052/6.112 5.405 ± 0.8735
ea05 1342 1342/1342 1342 ± 0.00001868 5.424 5.07/6.158 5.465 ± 0.8169
ea06 1342 1342/1342 1342 ± 0.00004239 4.93 4.679/5.337 4.771 ± 0.7652
ea07 1342 1342/1342 1342 ± 0.00004191 5.778 5.399/6.206 5.6 ± 0.9346
ea08 1342 1342/1342 1342 ± 0.00004137 5.929 5.62/6.939 6.023 ± 1.097
ea09 1342 1342/1342 1342 ± 0.00002209 5.634 5.097/6.206 5.574 ± 0.8003
ea10 1342 1342/1342 1342 ± 0.00004332 5.484 5.163/6.28 5.499 ± 0.9514
ea11 0 N/A 0 ± N/A 0 N/A 0 ± N/A
ea12 1342 1342/1342 1342 ± 0.00004168 5.659 5.299/6.563 5.613 ± 1.047
ea13 1342 1342/1342 1342 ± 0.00001868 5.777 5.64/6.393 5.858 ± 0.8603
ea14 1342 1342/1342 1342 ± 0.00002002 5.7 5.285/6.605 5.689 ± 1.004
ea15 1342 1342/1342 1342 ± 0.0000386 5.476 5.144/6.258 5.424 ± 1.112
ea16 1342 1342/1342 1342 ± 0.00002157 5.828 5.486/6.413 5.719 ± 0.9994
ea17 1342 1342/1342 1342 ± 0.00004576 6.048 5.511/6.662 5.877 ± 1.084
ea18 1342 1342/1342 1342 ± 0.00004364 4.978 4.779/5.542 4.964 ± 0.7902
ea19 1342 1342/1342 1342 ± 0.000002652 5.818 5.42/6.466 5.757 ± 0.8514
ea20 1342 1342/1342 1342 ± 0.00004268 5.884 5.679/6.799 5.934 ± 1.117
ea21 1342 1342/1342 1342 ± 0.00001708 5.513 5.354/6.266 5.504 ± 0.8913
ea22 1342 1342/1342 1342 ± 0.00003143 5.389 5.121/6.458 5.546 ± 0.9307
ea23 1342 1342/1342 1342 ± 0.00003764 5.866 5.5/6.463 5.712 ± 1.015
ea25 1342 1342/1342 1342 ± 0.00004322 5.611 5.269/6.246 5.509 ± 0.9565
ea27 1342 1342/1342 1342 ± 0.00004382 5.622 5.196/6.467 5.535 ± 0.9641
ea28 1342 1342/1342 1342 ± 0.00004322 5.76 5.451/6.565 5.744 ± 1.036
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 5.512 5.287/5.681 5.472 ± 0.2798
3 1342 1342/1342 1342 ± 0.00004883 5.406 5.092/5.923 5.467 ± 0.5194
5 1342 1342/1342 1342 ± 0.00002552 5.373 5.165/5.525 5.359 ± 0.2693
6 1342 1342/1342 1342 ± 0.00002439 5.342 5.135/5.457 5.313 ± 0.2825
7 1342 1342/1342 1342 ± 0.00002439 5.359 5.178/5.497 5.331 ± 0.2675
8 1342 1342/1342 1342 ± 0.00002439 5.372 5.155/5.489 5.314 ± 0.2926
9 1342 1342/1342 1342 ± 0.00002439 5.638 5.409/5.874 5.593 ± 0.3436
10 1342 1342/1342 1342 ± 0.00002439 6.1 5.851/6.222 6.028 ± 0.3324
11 1342 1342/1342 1342 ± 0.00002439 6.32 6.187/6.477 6.304 ± 0.3389
12 1342 1342/1342 1342 ± 0.00002439 6.511 6.352/6.71 6.492 ± 0.3591
13 1342 1342/1342 1342 ± 0.00002447 6.767 6.472/6.934 6.657 ± 0.3855
14 1342 1342/1342 1342 ± 0.00003367 6.364 5.956/6.673 6.305 ± 0.5244
15 1342 1342/1342 1342 ± 0.00002577 6.66 6.27/6.938 6.573 ± 0.5217
16 1342 1342/1342 1342 ± 0.0000543 3.432 3.273/3.681 3.463 ± 0.3297
17 1342 1342/1342 1342 ± 0.00005661 3.665 3.493/3.917 3.721 ± 0.335
statwtmode
VLASS-SE
datacolumn
residual_data
overwrite_modelcol
False
output_dir
 
vis
VLASS2.1.sb38452360.eb38575738.59077.463367233795_split_split.ms
Start time
2024-11-26 06:27:04.683
End
2024-11-26 07:17:34.254
Duration
0:50:29.572
Note, WebLog generation is not included in the time.

CASA logs for stage 8