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

Statwt Summary Plot

VLASS2.1.sb38541375.eb38627613.59093.84554634259_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 5.573 5.224/6.028 5.656 ± 0.5489
ea02 0 N/A 0 ± N/A 0 N/A 0 ± N/A
ea04 1342 1342/1342 1342 ± 0 5.498 5.093/6.059 5.627 ± 0.5671
ea05 1342 1342/1342 1342 ± 0 5.708 5.312/6.276 5.804 ± 0.5919
ea06 1342 1342/1342 1342 ± 0 5.048 4.813/5.465 5.132 ± 0.3975
ea07 1342 1342/1342 1342 ± 0 5.894 5.373/6.194 5.916 ± 0.5768
ea08 1342 1342/1342 1342 ± 0 5.817 5.4/6.51 5.983 ± 0.6669
ea09 1342 1342/1342 1342 ± 0 5.669 5.122/6.364 5.719 ± 0.6253
ea10 1342 1342/1342 1342 ± 0 5.723 5.224/6.497 5.819 ± 0.6605
ea11 0 N/A 0 ± N/A 0 N/A 0 ± N/A
ea12 1342 1342/1342 1342 ± 0 5.782 5.312/6.347 5.916 ± 0.6414
ea13 1342 1342/1342 1342 ± 0 5.938 5.625/6.286 6.022 ± 0.5025
ea14 1342 1342/1342 1342 ± 0 5.756 5.206/6.3 5.775 ± 0.6485
ea15 1342 1342/1342 1342 ± 0 5.534 5.051/6.111 5.64 ± 0.6721
ea16 1342 1342/1342 1342 ± 0 6.063 5.605/6.521 6.144 ± 0.7236
ea17 1342 1342/1342 1342 ± 0.000002427 5.931 5.522/6.437 6.043 ± 0.6315
ea18 1342 1342/1342 1342 ± 0 4.99 4.716/5.414 5.096 ± 0.5022
ea19 1342 1342/1342 1342 ± 0 5.947 5.515/6.571 6.109 ± 0.6252
ea20 1342 1342/1342 1342 ± 0 6.074 5.705/6.746 6.201 ± 0.6448
ea21 1342 1342/1342 1342 ± 0 5.572 5.309/6.196 5.739 ± 0.5399
ea22 1342 1342/1342 1342 ± 0 5.646 5.161/6.277 5.737 ± 0.6489
ea23 1342 1342/1342 1342 ± 0 5.939 5.396/6.5 6.001 ± 0.6662
ea25 1342 1342/1342 1342 ± 0 5.525 5.148/6.101 5.605 ± 0.5679
ea26 1342 1342/1342 1342 ± 0 5.962 5.536/6.591 6.052 ± 0.6681
ea27 1342 1342/1342 1342 ± 0.00001958 5.54 5.179/6.322 5.689 ± 0.6241
ea28 1342 1342/1342 1342 ± 0 5.566 5.285/6.308 5.782 ± 0.6422
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 ± 0.00002444 5.365 5.157/5.552 5.338 ± 0.244
3 1342 1342/1342 1342 ± 0.00002613 4.993 4.871/5.283 5.051 ± 0.2726
4 1342 1342/1342 1342 ± 0.00002458 5.09 4.924/5.28 5.096 ± 0.2826
5 1342 1342/1342 1342 ± 0.00002444 5.317 5.077/5.44 5.283 ± 0.2952
6 1342 1342/1342 1342 ± 0.00002444 5.247 5.064/5.419 5.235 ± 0.2697
7 1342 1342/1342 1342 ± 0.00002444 5.308 5.172/5.515 5.307 ± 0.2397
8 1342 1342/1342 1342 ± 0.00002444 5.315 5.073/5.503 5.27 ± 0.2694
9 1342 1342/1342 1342 ± 0.00002444 5.543 5.385/5.811 5.547 ± 0.2972
10 1342 1342/1342 1342 ± 0.00002444 5.995 5.847/6.175 5.976 ± 0.2956
11 1342 1342/1342 1342 ± 0.00002444 6.256 6.112/6.433 6.198 ± 0.3163
12 1342 1342/1342 1342 ± 0.00002444 6.375 6.129/6.516 6.341 ± 0.3381
13 1342 1342/1342 1342 ± 0.00002444 6.777 6.64/7.005 6.761 ± 0.356
14 1342 1342/1342 1342 ± 0.00002444 6.941 6.75/7.237 6.917 ± 0.3841
15 1342 1342/1342 1342 ± 0.00002444 6.628 6.447/6.796 6.552 ± 0.3658
16 1342 1342/1342 1342 ± 0.00002761 5.95 5.777/6.141 5.924 ± 0.3153
17 1342 1342/1342 1342 ± 0.00002591 5.926 5.726/6.132 5.905 ± 0.3017
output_dir
 
vis
VLASS2.1.sb38541375.eb38627613.59093.84554634259_split_split.ms
overwrite_modelcol
False
statwtmode
VLASS-SE
datacolumn
residual_data
Start time
2024-05-01 10:44:46.934
End
2024-05-01 11:55:30.377
Duration
1:10:43.443
Note, WebLog generation is not included in the time.

CASA logs for stage 7