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

Statwt Summary Plot

VLASS3.2.sb45657603.eb46099145.60450.330123067135_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 6.043 5.687/6.696 6.132 ± 0.7505
ea02 1342 1342/1342 1342 ± 0 6.23 5.628/6.555 6.152 ± 0.7318
ea03 1342 1342/1342 1342 ± 0 6.142 5.484/6.726 6.168 ± 0.6904
ea04 1342 1342/1342 1342 ± 0 5.65 5.149/6.113 5.655 ± 0.7067
ea05 1342 1342/1342 1342 ± 0 5.94 5.414/6.487 5.921 ± 0.7601
ea06 1342 1342/1342 1342 ± 0 5.966 5.222/6.217 5.801 ± 0.741
ea07 1342 1342/1342 1342 ± 0 5.978 5.401/6.583 6.019 ± 0.747
ea08 1342 1342/1342 1342 ± 0 6.481 5.773/6.865 6.417 ± 0.6797
ea09 1342 1342/1342 1342 ± 0 5.713 5.206/6.415 5.743 ± 0.8387
ea10 1342 1342/1342 1342 ± 0 5.732 5.261/6.182 5.656 ± 0.7871
ea11 1342 1342/1342 1342 ± 0 5.712 5.289/6.424 5.759 ± 0.7822
ea12 1342 1342/1342 1342 ± 0 5.533 5.315/6.17 5.695 ± 0.7059
ea13 1342 1342/1342 1342 ± 0 6.215 5.624/6.364 5.893 ± 1.023
ea14 1342 1342/1342 1342 ± 0 6.03 5.62/6.587 6.068 ± 0.7329
ea15 1342 1342/1342 1342 ± 0 6.694 6.657/7.262 6.89 ± 0.4062
ea17 1342 1342/1342 1342 ± 0 6.231 5.827/6.923 6.274 ± 0.8623
ea18 1342 1342/1342 1342 ± 0 6.348 5.887/6.939 6.433 ± 0.6785
ea19 1342 1342/1342 1342 ± 0 5.975 5.545/6.558 6.007 ± 0.7311
ea20 1342 1342/1342 1342 ± 0 6.44 5.971/7.03 6.488 ± 0.7488
ea21 1342 1342/1342 1342 ± 0 5.441 5.182/5.955 5.546 ± 0.5786
ea22 1342 1342/1342 1342 ± 0 6.281 5.713/6.802 6.29 ± 0.6924
ea23 1342 1342/1342 1342 ± 0 6.036 5.51/6.34 5.957 ± 0.809
ea24 1342 1342/1342 1342 ± 0 6.182 5.397/6.573 5.973 ± 0.6165
ea25 1342 1342/1342 1342 ± 0 6.574 5.81/7.034 6.473 ± 0.8381
ea27 1342 1342/1342 1342 ± 0 5.721 5.345/6.386 5.732 ± 0.7132
ea28 1342 1342/1342 1342 ± 0 6.299 5.807/7.095 6.415 ± 0.7866
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 ± 0.00002392 5.561 5.438/5.739 5.582 ± 0.2393
3 1342 1342/1342 1342 ± 0.00002565 4.145 3.94/4.721 4.275 ± 0.7409
4 1342 1342/1342 1342 ± 0.00002392 5.385 5.174/5.703 5.47 ± 0.3146
5 1342 1342/1342 1342 ± 0.00002392 5.451 5.211/5.749 5.462 ± 0.2948
6 1342 1342/1342 1342 ± 0.00002392 5.483 5.226/5.699 5.457 ± 0.2915
7 1342 1342/1342 1342 ± 0.00002392 5.566 5.393/5.792 5.564 ± 0.244
8 1342 1342/1342 1342 ± 0.00002392 5.507 5.211/5.691 5.48 ± 0.2848
9 1342 1342/1342 1342 ± 0.00002392 5.752 5.6/5.992 5.785 ± 0.2839
10 1342 1342/1342 1342 ± 0.00002348 6.276 6.142/6.372 6.258 ± 0.2661
11 1342 1342/1342 1342 ± 0.00002348 6.463 6.223/6.628 6.463 ± 0.2705
12 1342 1342/1342 1342 ± 0.00002348 6.588 6.365/6.794 6.593 ± 0.3213
13 1342 1342/1342 1342 ± 0.00002348 7.063 6.738/7.273 7.035 ± 0.3318
14 1342 1342/1342 1342 ± 0.00002348 7.307 6.962/7.555 7.237 ± 0.3434
15 1342 1342/1342 1342 ± 0.00002348 6.881 6.594/7.255 6.913 ± 0.3736
16 1342 1342/1342 1342 ± 0.00002348 6.367 6.062/6.803 6.383 ± 0.417
17 1342 1342/1342 1342 ± 0.00002348 6.359 6.01/6.668 6.314 ± 0.4106
datacolumn
residual_data
overwrite_modelcol
False
statwtmode
VLASS-SE
vis
VLASS3.2.sb45657603.eb46099145.60450.330123067135_split_split.ms
output_dir
 
Start time
2025-07-30 01:40:46.728
End
2025-07-30 02:54:18.473
Duration
1:13:31.745
Note, WebLog generation is not included in the time.

CASA logs for stage 8