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 5.806 5.311/6.045 5.761 ± 0.504
ea02 1342 1342/1342 1342 ± 0 5.866 5.489/6.604 6.054 ± 0.6351
ea04 1342 1342/1342 1342 ± 0 5.597 5.228/6.206 5.745 ± 0.5511
ea05 1342 1342/1342 1342 ± 0 5.93 5.36/6.421 5.861 ± 0.58
ea06 1342 1342/1342 1342 ± 0 5.05 4.807/5.384 5.117 ± 0.3506
ea07 1342 1342/1342 1342 ± 0 6.138 5.453/6.276 6.049 ± 0.5746
ea08 1342 1342/1342 1342 ± 0.000004836 5.972 5.595/6.726 6.221 ± 0.6535
ea09 1342 1342/1342 1342 ± 0 5.697 5.296/6.509 5.872 ± 0.6132
ea10 1342 1342/1342 1342 ± 0 6.085 5.338/6.663 6.027 ± 0.6451
ea11 1342 1342/1342 1342 ± 0 5.946 5.212/6.386 5.919 ± 0.6529
ea12 1342 1342/1342 1342 ± 0 5.991 5.472/6.516 6.083 ± 0.6535
ea13 1342 1342/1342 1342 ± 0 6.188 5.903/6.462 6.293 ± 0.489
ea14 1342 1342/1342 1342 ± 0 5.95 5.293/6.443 5.913 ± 0.6648
ea15 1342 1342/1342 1342 ± 0 5.774 5.172/6.327 5.862 ± 0.6882
ea16 1342 1342/1342 1342 ± 0 6.235 5.739/6.786 6.352 ± 0.7058
ea17 1342 1342/1342 1342 ± 0.00001507 6.05 5.597/6.766 6.148 ± 0.5977
ea18 1342 1342/1342 1342 ± 0 5.168 4.772/5.612 5.223 ± 0.506
ea19 1342 1342/1342 1342 ± 0 6.015 5.62/6.554 6.215 ± 0.6404
ea20 1342 1342/1342 1342 ± 0 6.364 5.754/6.962 6.33 ± 0.644
ea21 1342 1342/1342 1342 ± 0 5.878 5.402/6.292 5.897 ± 0.5432
ea22 1342 1342/1342 1342 ± 0 5.521 5.343/6.507 5.877 ± 0.6384
ea23 1342 1342/1342 1342 ± 0 6.202 5.528/6.554 6.163 ± 0.677
ea25 1342 1342/1342 1342 ± 0 5.648 5.249/6.183 5.745 ± 0.562
ea26 1342 1342/1342 1342 ± 0 5.994 5.714/6.999 6.271 ± 0.6587
ea27 1342 1342/1342 1342 ± 0.00001695 5.595 5.362/6.402 5.844 ± 0.5664
ea28 1342 1342/1342 1342 ± 0.00003339 5.654 5.467/6.501 6.019 ± 0.6077
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 5.417 5.227/5.687 5.433 ± 0.2598
4 1342 1342/1342 1342 ± 0.00002572 5.404 5.202/5.459 5.339 ± 0.3452
5 1342 1342/1342 1342 ± 0.0000235 5.467 5.189/5.633 5.443 ± 0.3252
6 1342 1342/1342 1342 ± 0.0000235 5.354 5.123/5.528 5.332 ± 0.291
7 1342 1342/1342 1342 ± 0.0000235 5.404 5.245/5.562 5.396 ± 0.2682
8 1342 1342/1342 1342 ± 0.0000235 5.392 5.166/5.579 5.351 ± 0.2797
9 1342 1342/1342 1342 ± 0.0000235 5.635 5.482/5.889 5.624 ± 0.3266
10 1342 1342/1342 1342 ± 0.0000235 6.089 5.931/6.235 6.042 ± 0.313
11 1342 1342/1342 1342 ± 0.0000235 6.332 6.139/6.455 6.258 ± 0.323
12 1342 1342/1342 1342 ± 0.00002395 6.445 6.242/6.571 6.404 ± 0.3581
13 1342 1342/1342 1342 ± 0.0000235 6.905 6.78/7.079 6.872 ± 0.3755
14 1342 1342/1342 1342 ± 0.0000235 7.133 6.858/7.371 7.066 ± 0.4169
15 1342 1342/1342 1342 ± 0.0000235 6.75 6.506/6.982 6.675 ± 0.4045
16 1342 1342/1342 1342 ± 0.0000316 6.04 5.666/6.254 6.003 ± 0.4083
17 1342 1342/1342 1342 ± 0.00003101 6.043 5.654/6.328 6.018 ± 0.3942
statwtmode
VLASS-SE
output_dir
 
datacolumn
residual_data
overwrite_modelcol
False
vis
VLASS2.1.sb38519843.eb38632934.59097.18672790509_split_split.ms
Start time
2024-12-17 09:48:22.453
End
2024-12-17 10:55:01.574
Duration
1:06:39.121
Note, WebLog generation is not included in the time.

CASA logs for stage 8