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

Statwt Summary Plot

VLASS2.1.sb38523814.eb38632964.59098.28982543982_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 5.622 5.388/6.129 5.789 ± 0.5377
ea02 1342 1342/1342 1342 ± 0.00001394 5.922 5.503/6.691 6.104 ± 0.6528
ea04 1342 1342/1342 1342 ± 0 5.489 5.19/6.089 5.693 ± 0.556
ea05 1342 1342/1342 1342 ± 0 5.748 5.332/6.222 5.81 ± 0.604
ea06 1342 1342/1342 1342 ± 0 4.82 4.62/5.322 4.954 ± 0.4024
ea07 1342 1342/1342 1342 ± 0 6.067 5.592/6.375 6.12 ± 0.5789
ea08 1342 1342/1342 1342 ± 0.00001565 5.96 5.641/6.826 6.205 ± 0.6785
ea09 1342 1342/1342 1342 ± 0 5.663 5.286/6.307 5.803 ± 0.6577
ea10 1342 1342/1342 1342 ± 0 5.99 5.478/6.727 6.083 ± 0.6793
ea11 1342 1342/1342 1342 ± 0 5.926 5.279/6.448 5.931 ± 0.6618
ea12 1342 1342/1342 1342 ± 0 5.813 5.459/6.455 6.032 ± 0.6461
ea13 1342 1342/1342 1342 ± 0 6.09 5.821/6.433 6.208 ± 0.534
ea14 1342 1342/1342 1342 ± 0 5.859 5.306/6.416 5.937 ± 0.6684
ea15 1342 1342/1342 1342 ± 0 5.671 5.187/6.288 5.82 ± 0.708
ea16 1342 1342/1342 1342 ± 0 6.287 5.764/6.842 6.404 ± 0.7376
ea17 1342 1342/1342 1342 ± 0.000009881 6.135 5.711/6.896 6.281 ± 0.6445
ea18 1342 1342/1342 1342 ± 0 5.088 4.814/5.626 5.237 ± 0.5215
ea19 1342 1342/1342 1342 ± 0 5.795 5.622/6.802 6.247 ± 0.7117
ea20 1342 1342/1342 1342 ± 0 6.18 5.803/6.808 6.321 ± 0.6616
ea21 1342 1342/1342 1342 ± 0 5.784 5.479/6.351 5.944 ± 0.5815
ea22 1342 1342/1342 1342 ± 0 5.562 5.294/6.458 5.836 ± 0.6386
ea23 1342 1342/1342 1342 ± 0 6.229 5.658/6.744 6.258 ± 0.6849
ea25 1342 1342/1342 1342 ± 0 5.745 5.34/6.294 5.847 ± 0.5968
ea26 1342 1342/1342 1342 ± 0 6.042 5.672/6.707 6.229 ± 0.6839
ea27 1342 1342/1342 1342 ± 0.00001778 5.697 5.476/6.54 5.916 ± 0.6104
ea28 1342 1342/1342 1342 ± 0.00003293 5.728 5.508/6.53 5.986 ± 0.6688
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 ± 0.00002349 5.456 5.266/5.631 5.434 ± 0.2739
3 1342 1342/1342 1342 ± 0.00002501 5.29 5.078/5.547 5.274 ± 0.299
4 1342 1342/1342 1342 ± 0.00002446 5.354 5.082/5.522 5.263 ± 0.3221
5 1342 1342/1342 1342 ± 0.00002349 5.505 5.244/5.704 5.471 ± 0.3396
6 1342 1342/1342 1342 ± 0.00002349 5.443 5.191/5.614 5.393 ± 0.3066
7 1342 1342/1342 1342 ± 0.00002349 5.473 5.298/5.643 5.448 ± 0.2917
8 1342 1342/1342 1342 ± 0.00002349 5.482 5.25/5.587 5.397 ± 0.3168
9 1342 1342/1342 1342 ± 0.00002349 5.72 5.487/5.989 5.685 ± 0.3648
10 1342 1342/1342 1342 ± 0.00002393 6.147 5.948/6.343 6.105 ± 0.3386
11 1342 1342/1342 1342 ± 0.00002393 6.394 6.2/6.52 6.32 ± 0.3484
12 1342 1342/1342 1342 ± 0.00002349 6.497 6.398/6.749 6.5 ± 0.3751
13 1342 1342/1342 1342 ± 0.00002349 7.016 6.885/7.194 6.986 ± 0.4087
14 1342 1342/1342 1342 ± 0.00002349 7.268 7.016/7.485 7.166 ± 0.4464
15 1342 1342/1342 1342 ± 0.00002349 6.783 6.52/6.953 6.689 ± 0.4229
16 1342 1342/1342 1342 ± 0.00003447 6.02 5.792/6.269 6.033 ± 0.3893
17 1342 1342/1342 1342 ± 0.00003182 6.038 5.82/6.318 6.041 ± 0.3764
output_dir
 
overwrite_modelcol
False
statwtmode
VLASS-SE
vis
VLASS2.1.sb38523814.eb38632964.59098.28982543982_split_split.ms
datacolumn
residual_data
Start time
2025-01-07 03:44:23.288
End
2025-01-07 04:45:59.701
Duration
1:01:36.413
Note, WebLog generation is not included in the time.

CASA logs for stage 8