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

Statwt Summary Plot

VLASS2.1.sb38726305.eb38809014.59142.09063322916_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 0 N/A 0 ± N/A 0 N/A 0 ± N/A
ea02 1342 1342/1342 1342 ± 0 6.067 5.13/6.538 5.797 ± 0.9
ea03 1342 1342/1342 1342 ± 0.00003067 4.904 4.712/6.021 5.211 ± 0.7563
ea04 1342 1342/1342 1342 ± 0.00003976 5.343 5.005/6.112 5.471 ± 0.754
ea05 1342 1342/1342 1342 ± 0.00001517 4.983 4.45/5.361 4.971 ± 0.6363
ea06 0 N/A 0 ± N/A 0 N/A 0 ± N/A
ea07 1342 1342/1342 1342 ± 0.00002635 5.59 5.229/6.221 5.728 ± 0.8712
ea08 1342 1342/1342 1342 ± 0.00003828 6.244 5.318/6.745 6.002 ± 0.9668
ea09 1342 1342/1342 1342 ± 0.0000394 5.478 5.091/6.475 5.647 ± 0.833
ea10 1342 1342/1342 1342 ± 0.000038 5.698 5.101/6.698 5.777 ± 0.9609
ea11 1342 1342/1342 1342 ± 0.00003772 5.436 4.977/6.553 5.684 ± 0.9959
ea12 1342 1342/1342 1342 ± 0.00003976 5.449 5.235/6.512 5.735 ± 0.8972
ea13 1342 1342/1342 1342 ± 0.0000371 5.866 5.302/6.317 5.84 ± 0.8272
ea14 1342 1342/1342 1342 ± 0.00002939 5.452 5.161/6.464 5.722 ± 0.9182
ea15 1342 1342/1342 1342 ± 0.000004441 2.448 2.301/2.782 2.53 ± 0.4437
ea16 1342 1342/1342 1342 ± 0.00002673 5.788 5.263/6.776 5.89 ± 1.089
ea17 1342 1342/1342 1342 ± 0.0000378 6.09 5.436/7.321 6.155 ± 1.049
ea18 1342 1342/1342 1342 ± 0.0000383 4.545 4.344/5.563 4.81 ± 0.715
ea19 1342 1342/1342 1342 ± 0.00002192 5.623 5.204/6.329 5.701 ± 0.8741
ea20 1342 1342/1342 1342 ± 0.00003913 5.658 5.362/6.927 5.976 ± 1.006
ea21 1342 1342/1342 1342 ± 0.00001471 5.544 5.135/6.407 5.665 ± 0.9034
ea23 1342 1342/1342 1342 ± 0.00002301 5.614 5.284/6.649 5.907 ± 1.002
ea24 1342 1342/1342 1342 ± 0.00003903 5.932 5.168/6.411 5.699 ± 0.8122
ea25 1342 1342/1342 1342 ± 0.00003709 5.409 4.999/6.32 5.561 ± 0.8532
ea26 1342 1342/1342 1342 ± 0.00003205 5.825 5.421/6.815 5.933 ± 0.9243
ea27 1342 1342/1342 1342 ± 0.00003689 5.233 4.981/6.438 5.583 ± 0.8605
ea28 1342 1342/1342 1342 ± 0.00003827 5.213 5.059/6.214 5.525 ± 0.79
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 ± 0.00002403 5.148 4.896/5.37 5.019 ± 0.5926
5 1342 1342/1342 1342 ± 0.00002403 5.494 5.188/5.841 5.386 ± 0.808
6 1342 1342/1342 1342 ± 0.00002403 5.197 4.959/5.305 5.01 ± 0.6234
7 1342 1342/1342 1342 ± 0.00002403 5.209 5.069/5.367 5.082 ± 0.6387
8 1342 1342/1342 1342 ± 0.00002403 5.182 5.05/5.318 5.073 ± 0.6491
9 1342 1342/1342 1342 ± 0.00002403 5.301 5.118/5.499 5.158 ± 0.6465
10 1342 1342/1342 1342 ± 0.00002403 6.024 5.71/6.132 5.799 ± 0.7661
11 1342 1342/1342 1342 ± 0.00002403 6.291 6.049/6.394 6.084 ± 0.7588
12 1342 1342/1342 1342 ± 0.00002403 6.48 6.218/6.632 6.303 ± 0.8014
13 1342 1342/1342 1342 ± 0.00002403 6.886 6.651/7.101 6.739 ± 0.7976
14 1342 1342/1342 1342 ± 0.00002403 7.105 6.782/7.243 6.873 ± 0.8416
15 1342 1342/1342 1342 ± 0.00002511 6.595 6.258/6.885 6.412 ± 0.8625
16 1342 1342/1342 1342 ± 0.00005671 4.032 3.926/4.138 3.939 ± 0.5404
17 1342 1342/1342 1342 ± 0.00005593 4.127 3.995/4.305 4.072 ± 0.4946
overwrite_modelcol
False
vis
VLASS2.1.sb38726305.eb38809014.59142.09063322916_split_split.ms
datacolumn
residual_data
statwtmode
VLASS-SE
output_dir
 
Start time
2025-01-11 10:00:28.649
End
2025-01-11 10:46:24.338
Duration
0:45:55.689
Note, WebLog generation is not included in the time.

CASA logs for stage 8