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

Statwt Summary Plot

VLASS2.1.sb38545507.eb38638815.59102.13461381945_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 5.584 5.333/5.797 5.639 ± 0.4083
ea02 1342 1342/1342 1342 ± 0 5.687 5.358/6.229 5.82 ± 0.4994
ea04 1342 1342/1342 1342 ± 0 5.614 5.319/6.093 5.736 ± 0.5101
ea05 1342 1342/1342 1342 ± 0 5.361 5.166/5.737 5.45 ± 0.3966
ea06 1342 1342/1342 1342 ± 0 4.916 4.744/5.265 4.981 ± 0.2959
ea07 1342 1342/1342 1342 ± 0 5.435 5.11/5.686 5.452 ± 0.3741
ea08 1342 1342/1342 1342 ± 0 5.426 5.168/5.922 5.479 ± 0.4238
ea09 1342 1342/1342 1342 ± 0 5.061 4.882/5.493 5.157 ± 0.3305
ea10 1342 1342/1342 1342 ± 0.000006764 5.103 4.87/5.671 5.208 ± 0.4085
ea11 1342 1342/1342 1342 ± 0 5.716 5.342/6.375 5.879 ± 0.61
ea12 1342 1342/1342 1342 ± 0 5.368 5.163/5.599 5.43 ± 0.3144
ea13 1342 1342/1342 1342 ± 0 5.968 5.802/6.328 6.108 ± 0.4233
ea14 1342 1342/1342 1342 ± 0 5.376 5.122/5.776 5.471 ± 0.4459
ea15 1342 1342/1342 1342 ± 0 5.286 5.134/5.724 5.43 ± 0.4116
ea16 1342 1342/1342 1342 ± 0 5.46 5.247/5.68 5.541 ± 0.3659
ea17 1342 1342/1342 1342 ± 0.00000614 5.309 5.211/5.542 5.397 ± 0.3159
ea18 1342 1342/1342 1342 ± 0 4.423 4.323/4.744 4.532 ± 0.2486
ea19 1342 1342/1342 1342 ± 0 5.467 5.207/5.809 5.505 ± 0.3351
ea20 0 N/A 0 ± N/A 0 N/A 0 ± N/A
ea21 1342 1342/1342 1342 ± 0 5.381 5.316/5.984 5.604 ± 0.4135
ea22 1342 1342/1342 1342 ± 0 4.85 4.71/5.307 4.93 ± 0.4051
ea23 1342 1342/1342 1342 ± 0 5.93 5.753/6.545 6.192 ± 0.6149
ea25 1342 1342/1342 1342 ± 0 5.573 5.5/6.148 5.803 ± 0.5329
ea26 1342 1342/1342 1342 ± 0 5.512 5.36/5.916 5.643 ± 0.3535
ea27 1342 1342/1342 1342 ± 0.00004072 5.09 4.954/5.498 5.211 ± 0.3387
ea28 1342 1342/1342 1342 ± 0 5.731 5.585/6.37 5.973 ± 0.5901
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 ± 0.00002434 5.404 5.19/5.547 5.373 ± 0.2864
3 1342 1342/1342 1342 ± 0.00002479 5.227 5.032/5.378 5.191 ± 0.3433
4 1342 1342/1342 1342 ± 0.00002546 5.158 4.956/5.403 5.131 ± 0.344
5 1342 1342/1342 1342 ± 0.00002434 5.266 4.98/5.522 5.266 ± 0.3435
6 1342 1342/1342 1342 ± 0.00002436 5.093 4.978/5.292 5.117 ± 0.2806
7 1342 1342/1342 1342 ± 0.00002434 5.204 5.056/5.366 5.214 ± 0.3146
8 1342 1342/1342 1342 ± 0.00002434 5.188 4.931/5.351 5.138 ± 0.3469
9 1342 1342/1342 1342 ± 0.00002434 5.351 5.2/5.542 5.353 ± 0.378
10 1342 1342/1342 1342 ± 0.00002434 5.664 5.461/5.944 5.672 ± 0.3948
11 1342 1342/1342 1342 ± 0.00002434 5.797 5.636/6.06 5.832 ± 0.3892
12 1342 1342/1342 1342 ± 0.00002434 5.917 5.709/6.124 5.853 ± 0.5429
13 1342 1342/1342 1342 ± 0.00002434 6.206 5.971/6.628 6.228 ± 0.5219
14 1342 1342/1342 1342 ± 0.00002434 6.265 5.997/6.729 6.298 ± 0.5652
15 1342 1342/1342 1342 ± 0.00002483 5.644 5.306/5.95 5.663 ± 0.4767
16 1342 1342/1342 1342 ± 0.00003378 5.342 4.916/5.578 5.279 ± 0.4026
17 1342 1342/1342 1342 ± 0.00003392 5.209 4.927/5.562 5.234 ± 0.4443
datacolumn
residual_data
overwrite_modelcol
False
statwtmode
VLASS-SE
output_dir
 
vis
VLASS2.1.sb38545507.eb38638815.59102.13461381945_split_split.ms
Start time
2024-12-03 07:37:43.525
End
2024-12-03 08:34:46.934
Duration
0:57:03.409
Note, WebLog generation is not included in the time.

CASA logs for stage 8