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

Statwt Summary Plot

VLASS2.1.sb38519843.eb38632934.59097.18672790509_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 5.863 5.412/6.062 5.823 ± 0.4866
ea02 1342 1342/1342 1342 ± 0 5.949 5.584/6.6 6.114 ± 0.6047
ea04 1342 1342/1342 1342 ± 0 5.55 5.206/6.175 5.727 ± 0.5254
ea05 1342 1342/1342 1342 ± 0 5.904 5.398/6.382 5.867 ± 0.5558
ea06 1342 1342/1342 1342 ± 0 5.046 4.832/5.357 5.117 ± 0.3378
ea07 1342 1342/1342 1342 ± 0 6.163 5.553/6.257 6.101 ± 0.5443
ea08 1342 1342/1342 1342 ± 0 6.023 5.646/6.696 6.236 ± 0.6321
ea09 1342 1342/1342 1342 ± 0 5.828 5.312/6.469 5.912 ± 0.5858
ea10 1342 1342/1342 1342 ± 0 6.03 5.403/6.669 6.072 ± 0.6135
ea11 1342 1342/1342 1342 ± 0 5.956 5.326/6.396 5.958 ± 0.6243
ea12 1342 1342/1342 1342 ± 0 5.994 5.508/6.51 6.104 ± 0.636
ea13 1342 1342/1342 1342 ± 0 6.399 5.943/6.47 6.327 ± 0.476
ea14 1342 1342/1342 1342 ± 0 5.942 5.339/6.43 5.943 ± 0.6309
ea15 1342 1342/1342 1342 ± 0 5.767 5.21/6.345 5.872 ± 0.665
ea16 1342 1342/1342 1342 ± 0 6.237 5.779/6.795 6.376 ± 0.6741
ea17 1342 1342/1342 1342 ± 0.00001526 6.174 5.674/6.84 6.212 ± 0.5768
ea18 1342 1342/1342 1342 ± 0 5.156 4.795/5.583 5.231 ± 0.4964
ea19 1342 1342/1342 1342 ± 0 6.045 5.636/6.538 6.231 ± 0.6122
ea20 1342 1342/1342 1342 ± 0 6.32 5.809/6.884 6.319 ± 0.608
ea21 1342 1342/1342 1342 ± 0 5.897 5.446/6.288 5.925 ± 0.5162
ea22 1342 1342/1342 1342 ± 0 5.699 5.332/6.483 5.907 ± 0.6067
ea23 1342 1342/1342 1342 ± 0 6.22 5.622/6.556 6.202 ± 0.6489
ea25 1342 1342/1342 1342 ± 0 5.658 5.349/6.206 5.786 ± 0.5356
ea26 1342 1342/1342 1342 ± 0 6.266 5.814/6.968 6.337 ± 0.6209
ea27 1342 1342/1342 1342 ± 0.00002287 5.654 5.471/6.411 5.893 ± 0.5416
ea28 1342 1342/1342 1342 ± 0.00001863 5.772 5.538/6.498 6.058 ± 0.5873
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 ± 0.0000235 5.512 5.347/5.778 5.531 ± 0.2716
4 1342 1342/1342 1342 ± 0.00002572 5.448 5.313/5.568 5.423 ± 0.3583
5 1342 1342/1342 1342 ± 0.0000235 5.548 5.282/5.703 5.518 ± 0.3386
6 1342 1342/1342 1342 ± 0.0000235 5.405 5.17/5.565 5.383 ± 0.2933
7 1342 1342/1342 1342 ± 0.0000235 5.434 5.257/5.599 5.432 ± 0.2706
8 1342 1342/1342 1342 ± 0.0000235 5.416 5.177/5.581 5.372 ± 0.2879
9 1342 1342/1342 1342 ± 0.0000235 5.623 5.479/5.928 5.633 ± 0.3344
10 1342 1342/1342 1342 ± 0.0000235 6.088 5.904/6.236 6.038 ± 0.3228
11 1342 1342/1342 1342 ± 0.0000235 6.311 6.162/6.431 6.244 ± 0.3242
12 1342 1342/1342 1342 ± 0.00002395 6.424 6.242/6.566 6.389 ± 0.3586
13 1342 1342/1342 1342 ± 0.0000235 6.88 6.752/7.066 6.855 ± 0.3747
14 1342 1342/1342 1342 ± 0.0000235 7.139 6.86/7.348 7.062 ± 0.4186
15 1342 1342/1342 1342 ± 0.0000235 6.783 6.549/6.997 6.699 ± 0.4064
16 1342 1342/1342 1342 ± 0.00002876 6.02 5.708/6.345 6.045 ± 0.3927
17 1342 1342/1342 1342 ± 0.00002901 6.142 5.819/6.348 6.071 ± 0.3771
datacolumn
residual_data
vis
VLASS2.1.sb38519843.eb38632934.59097.18672790509_split_split.ms
overwrite_modelcol
False
statwtmode
VLASS-SE
output_dir
 
Start time
2024-12-17 02:11:19.870
End
2024-12-17 03:19:07.544
Duration
1:07:47.674
Note, WebLog generation is not included in the time.

CASA logs for stage 8