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

Statwt Summary Plot

VLASS2.2.sb40879186.eb40941791.59520.340825879626_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 6.339 5.78/6.747 6.339 ± 0.6541
ea03 0 N/A 0 ± N/A 0 N/A 0 ± N/A
ea04 1342 1342/1342 1342 ± 0.00002613 5.821 5.48/6.282 5.954 ± 0.5978
ea06 1342 1342/1342 1342 ± 0 6.116 5.569/6.505 6.086 ± 0.6097
ea07 1342 1342/1342 1342 ± 0 6.12 5.594/6.332 6.107 ± 0.5643
ea08 1342 1342/1342 1342 ± 0 6.31 5.733/6.791 6.388 ± 0.636
ea09 1342 1342/1342 1342 ± 0 6.041 5.586/6.777 6.199 ± 0.6561
ea10 1342 1342/1342 1342 ± 0 6.109 5.739/6.975 6.291 ± 0.6529
ea11 1342 1342/1342 1342 ± 0 6.057 5.697/6.611 6.197 ± 0.6398
ea12 1342 1342/1342 1342 ± 0 6.217 5.706/6.729 6.326 ± 0.6589
ea13 1342 1342/1342 1342 ± 0 5.87 5.5/6.258 5.967 ± 0.5034
ea14 1342 1342/1342 1342 ± 0 6.356 5.866/6.985 6.51 ± 0.711
ea15 1342 1342/1342 1342 ± 0 5.701 5.298/6.143 5.759 ± 0.5647
ea16 1342 1342/1342 1342 ± 0 6.402 5.934/6.903 6.495 ± 0.6999
ea17 1342 1342/1342 1342 ± 0 6.509 6.102/7.436 6.705 ± 0.6678
ea18 1342 1342/1342 1342 ± 0 5.069 4.69/5.526 5.154 ± 0.5161
ea19 1342 1342/1342 1342 ± 0 6.454 6.073/7.204 6.625 ± 0.6981
ea20 1342 1342/1342 1342 ± 0 6.071 5.853/6.993 6.332 ± 0.6262
ea21 1342 1342/1342 1342 ± 0.00001053 5.989 5.704/6.656 6.218 ± 0.6017
ea22 1342 1342/1342 1342 ± 0 6.196 5.393/6.577 6.095 ± 0.6697
ea23 1342 1342/1342 1342 ± 0 6.272 5.97/6.913 6.515 ± 0.658
ea24 1342 1342/1342 1342 ± 0 5.994 5.201/6.469 5.834 ± 0.6244
ea26 1342 1342/1342 1342 ± 0 6.414 5.951/7.198 6.52 ± 0.7409
ea27 1342 1342/1342 1342 ± 0 6.039 5.936/7.14 6.415 ± 0.7197
ea28 1342 1342/1342 1342 ± 0 6.064 5.933/6.998 6.428 ± 0.6864
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 ± 0.00002443 5.844 5.647/5.977 5.77 ± 0.3404
4 1342 1342/1342 1342 ± 0.00002812 5.401 5.119/5.523 5.342 ± 0.3477
5 1342 1342/1342 1342 ± 0.00002443 5.793 5.573/5.898 5.703 ± 0.3483
6 1342 1342/1342 1342 ± 0.00002443 5.692 5.478/5.859 5.641 ± 0.308
7 1342 1342/1342 1342 ± 0.00002443 5.702 5.517/5.913 5.662 ± 0.3097
8 1342 1342/1342 1342 ± 0.00002443 5.638 5.383/5.854 5.59 ± 0.3592
9 1342 1342/1342 1342 ± 0.00002443 6.023 5.655/6.138 5.867 ± 0.3606
10 1342 1342/1342 1342 ± 0.00002443 6.41 6.193/6.576 6.315 ± 0.3586
11 1342 1342/1342 1342 ± 0.00002443 6.602 6.362/6.849 6.555 ± 0.3816
12 1342 1342/1342 1342 ± 0.00002443 6.742 6.459/6.988 6.7 ± 0.4198
13 1342 1342/1342 1342 ± 0.00002443 7.21 6.901/7.54 7.168 ± 0.4356
14 1342 1342/1342 1342 ± 0.00002443 7.463 7.259/7.767 7.409 ± 0.4281
15 1342 1342/1342 1342 ± 0.00002443 7.115 6.768/7.428 7.07 ± 0.4274
16 1342 1342/1342 1342 ± 0.00002443 6.228 6.069/6.453 6.259 ± 0.3876
17 1342 1342/1342 1342 ± 0.00002571 6.223 5.978/6.355 6.145 ± 0.3588
statwtmode
VLASS-SE
datacolumn
residual_data
overwrite_modelcol
False
vis
VLASS2.2.sb40879186.eb40941791.59520.340825879626_split_split.ms
output_dir
 
Start time
2025-04-18 05:56:33.226
End
2025-04-18 06:37:20.022
Duration
0:40:46.796
Note, WebLog generation is not included in the time.

CASA logs for stage 8