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

Statwt Summary Plot

VLASS2.1.sb38609625.eb38648759.59107.988554826385_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 5.59 5.384/6.013 5.756 ± 0.5553
ea02 1342 1342/1342 1342 ± 0.000003796 5.736 5.458/6.584 6.013 ± 0.6812
ea04 1342 1342/1342 1342 ± 0 5.448 5.137/6.027 5.612 ± 0.5269
ea05 1342 1342/1342 1342 ± 0 5.872 5.425/6.194 5.883 ± 0.5495
ea06 1342 1342/1342 1342 ± 0 5.082 4.81/5.386 5.103 ± 0.3589
ea07 1342 1342/1342 1342 ± 0 5.479 5.411/5.666 5.557 ± 0.2006
ea08 1342 1342/1342 1342 ± 0.00001976 5.855 5.653/6.693 6.194 ± 0.6761
ea09 1342 1342/1342 1342 ± 0 5.57 5.237/6.249 5.766 ± 0.6189
ea10 1342 1342/1342 1342 ± 0 6.02 5.421/6.57 6.01 ± 0.656
ea11 1342 1342/1342 1342 ± 0.000001733 5.948 5.22/6.394 5.873 ± 0.7138
ea12 1342 1342/1342 1342 ± 0 5.793 5.376/6.378 5.947 ± 0.6395
ea13 1342 1342/1342 1342 ± 0 6.159 5.919/6.398 6.262 ± 0.4723
ea14 1342 1342/1342 1342 ± 0 5.85 5.387/6.467 5.966 ± 0.6674
ea15 1342 1342/1342 1342 ± 0 5.906 5.423/6.453 6.014 ± 0.6472
ea16 1342 1342/1342 1342 ± 0 6.11 5.726/6.757 6.288 ± 0.6956
ea17 1342 1342/1342 1342 ± 0.000006703 6.078 5.636/6.525 6.148 ± 0.6467
ea18 1342 1342/1342 1342 ± 0 5.021 4.716/5.532 5.134 ± 0.5289
ea19 1342 1342/1342 1342 ± 0 6.09 5.638/6.78 6.266 ± 0.6362
ea20 1342 1342/1342 1342 ± 0 6.077 5.661/6.676 6.2 ± 0.6399
ea21 1342 1342/1342 1342 ± 0 5.812 5.46/6.284 5.928 ± 0.5409
ea22 1342 1342/1342 1342 ± 0 5.463 5.294/6.158 5.72 ± 0.663
ea23 1342 1342/1342 1342 ± 0 6.039 5.533/6.471 6.117 ± 0.6741
ea25 1342 1342/1342 1342 ± 0.000002451 5.335 5.037/5.485 5.29 ± 0.2244
ea26 1342 1342/1342 1342 ± 0 5.995 5.697/6.688 6.219 ± 0.6758
ea27 1342 1342/1342 1342 ± 0.00002817 5.586 5.34/6.348 5.775 ± 0.6079
ea28 1342 1342/1342 1342 ± 0.00003656 5.723 5.501/6.495 5.978 ± 0.6722
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 ± 0.00002355 5.473 5.383/5.727 5.509 ± 0.27
3 1342 1342/1342 1342 ± 0.00002361 5.295 4.963/5.459 5.262 ± 0.3516
4 1342 1342/1342 1342 ± 0.00002453 5.441 5.188/5.572 5.41 ± 0.3316
5 1342 1342/1342 1342 ± 0.00002411 5.322 5.086/5.518 5.307 ± 0.3493
6 1342 1342/1342 1342 ± 0.00002355 5.41 5.216/5.553 5.379 ± 0.2961
7 1342 1342/1342 1342 ± 0.00002355 5.438 5.298/5.629 5.432 ± 0.2639
8 1342 1342/1342 1342 ± 0.00002355 5.459 5.23/5.586 5.38 ± 0.2885
9 1342 1342/1342 1342 ± 0.00002355 5.698 5.505/5.917 5.651 ± 0.333
10 1342 1342/1342 1342 ± 0.00002448 6.118 5.912/6.249 6.038 ± 0.3321
11 1342 1342/1342 1342 ± 0.00002448 6.368 6.129/6.464 6.264 ± 0.3411
12 1342 1342/1342 1342 ± 0.00002448 6.445 6.335/6.631 6.369 ± 0.4695
13 1342 1342/1342 1342 ± 0.00002448 6.914 6.796/7.209 6.889 ± 0.3961
14 1342 1342/1342 1342 ± 0.00002448 7.197 6.918/7.363 7.09 ± 0.4351
15 1342 1342/1342 1342 ± 0.00002448 6.851 6.604/7.016 6.738 ± 0.424
16 1342 1342/1342 1342 ± 0.00003809 6.064 5.666/6.362 6.025 ± 0.4358
17 1342 1342/1342 1342 ± 0.00003632 6.079 5.643/6.355 6.012 ± 0.4179
datacolumn
residual_data
vis
VLASS2.1.sb38609625.eb38648759.59107.988554826385_split_split.ms
output_dir
 
overwrite_modelcol
False
statwtmode
VLASS-SE
Start time
2024-12-31 02:51:19.218
End
2024-12-31 03:40:36.458
Duration
0:49:17.240
Note, WebLog generation is not included in the time.

CASA logs for stage 8