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

Statwt Summary Plot

VLASS2.1.sb38609625.eb38648759.59107.988554826385_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 5.653 5.335/6.122 5.756 ± 0.5886
ea02 1342 1342/1342 1342 ± 0 5.684 5.463/6.589 6.021 ± 0.6517
ea04 1342 1342/1342 1342 ± 0 5.445 5.152/6.004 5.615 ± 0.5402
ea05 1342 1342/1342 1342 ± 0 5.791 5.353/6.221 5.852 ± 0.5736
ea06 1342 1342/1342 1342 ± 0 5.056 4.797/5.398 5.104 ± 0.366
ea07 1342 1342/1342 1342 ± 0 5.463 5.379/5.583 5.514 ± 0.1905
ea08 1342 1342/1342 1342 ± 0.000001338 5.869 5.669/6.73 6.218 ± 0.6772
ea09 1342 1342/1342 1342 ± 0 5.702 5.217/6.283 5.79 ± 0.6206
ea10 1342 1342/1342 1342 ± 0 6.006 5.375/6.602 5.995 ± 0.6691
ea11 1342 1342/1342 1342 ± 0 5.906 5.199/6.417 5.856 ± 0.7246
ea12 1342 1342/1342 1342 ± 0 5.75 5.342/6.366 5.936 ± 0.6342
ea13 1342 1342/1342 1342 ± 0 6.179 5.835/6.428 6.247 ± 0.4988
ea14 1342 1342/1342 1342 ± 0 5.846 5.345/6.457 5.941 ± 0.6858
ea15 1342 1342/1342 1342 ± 0 5.896 5.402/6.379 5.986 ± 0.6509
ea16 1342 1342/1342 1342 ± 0 6.116 5.68/6.748 6.267 ± 0.7118
ea17 1342 1342/1342 1342 ± 0.000002318 6.045 5.592/6.554 6.128 ± 0.6548
ea18 1342 1342/1342 1342 ± 0 5.018 4.706/5.49 5.13 ± 0.514
ea19 1342 1342/1342 1342 ± 0 6.034 5.605/6.748 6.234 ± 0.6596
ea20 1342 1342/1342 1342 ± 0 6.092 5.667/6.69 6.199 ± 0.6482
ea21 1342 1342/1342 1342 ± 0 5.763 5.433/6.298 5.899 ± 0.5656
ea22 1342 1342/1342 1342 ± 0 5.479 5.236/6.194 5.727 ± 0.6587
ea23 1342 1342/1342 1342 ± 0 6.034 5.47/6.452 6.105 ± 0.6975
ea25 1342 1342/1342 1342 ± 0 5.316 5.076/5.423 5.277 ± 0.2035
ea26 1342 1342/1342 1342 ± 0 6.062 5.633/6.698 6.208 ± 0.6962
ea27 1342 1342/1342 1342 ± 0.00001138 5.594 5.285/6.37 5.762 ± 0.6229
ea28 1342 1342/1342 1342 ± 0.00002239 5.741 5.493/6.527 5.983 ± 0.6855
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 ± 0.00002348 5.399 5.297/5.654 5.438 ± 0.2537
3 1342 1342/1342 1342 ± 0.00002348 5.309 4.991/5.491 5.271 ± 0.321
4 1342 1342/1342 1342 ± 0.00002449 5.365 5.083/5.497 5.334 ± 0.3258
5 1342 1342/1342 1342 ± 0.00002354 5.28 5.085/5.46 5.274 ± 0.3117
6 1342 1342/1342 1342 ± 0.00002348 5.367 5.172/5.511 5.34 ± 0.2954
7 1342 1342/1342 1342 ± 0.00002348 5.413 5.285/5.605 5.405 ± 0.2639
8 1342 1342/1342 1342 ± 0.00002348 5.434 5.208/5.575 5.367 ± 0.2848
9 1342 1342/1342 1342 ± 0.00002348 5.71 5.496/5.913 5.65 ± 0.3269
10 1342 1342/1342 1342 ± 0.0000244 6.131 5.909/6.248 6.049 ± 0.3343
11 1342 1342/1342 1342 ± 0.0000244 6.378 6.201/6.49 6.283 ± 0.3465
12 1342 1342/1342 1342 ± 0.0000244 6.462 6.336/6.671 6.387 ± 0.4649
13 1342 1342/1342 1342 ± 0.0000244 6.92 6.84/7.208 6.899 ± 0.3953
14 1342 1342/1342 1342 ± 0.0000244 7.179 6.931/7.367 7.091 ± 0.4356
15 1342 1342/1342 1342 ± 0.0000244 6.843 6.6/6.994 6.732 ± 0.4191
16 1342 1342/1342 1342 ± 0.00002759 6.037 5.899/6.349 6.066 ± 0.3823
17 1342 1342/1342 1342 ± 0.00002865 6.031 5.759/6.342 6.025 ± 0.3719
overwrite_modelcol
False
vis
VLASS2.1.sb38609625.eb38648759.59107.988554826385_split_split.ms
output_dir
 
statwtmode
VLASS-SE
datacolumn
residual_data
Start time
2024-12-31 01:05:41.945
End
2024-12-31 01:46:26.499
Duration
0:40:44.554
Note, WebLog generation is not included in the time.

CASA logs for stage 8