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 6.185 5.86/7.024 6.336 ± 0.7423
ea02 1342 1342/1342 1342 ± 0 6.267 5.721/6.649 6.2 ± 0.8456
ea03 1342 1342/1342 1342 ± 0 6.034 5.59/6.778 6.175 ± 0.8151
ea04 1342 1342/1342 1342 ± 0.000004875 5.602 5.164/6.048 5.638 ± 0.6638
ea05 1342 1342/1342 1342 ± 0 6.017 5.574/6.619 6.106 ± 0.7365
ea06 1342 1342/1342 1342 ± 0 5.91 5.246/6.241 5.811 ± 0.7344
ea07 1342 1342/1342 1342 ± 0 6.075 5.509/6.694 6.115 ± 0.8086
ea08 1342 1342/1342 1342 ± 0 6.619 5.916/6.977 6.565 ± 0.6851
ea09 1342 1342/1342 1342 ± 0 5.806 5.368/6.549 6.045 ± 0.6459
ea10 1342 1342/1342 1342 ± 0 5.854 5.383/6.29 5.791 ± 0.7954
ea11 1342 1342/1342 1342 ± 0 5.822 5.467/6.613 5.96 ± 0.759
ea12 1342 1342/1342 1342 ± 0 5.657 5.417/6.3 5.837 ± 0.7164
ea13 1342 1342/1342 1342 ± 0 6.328 5.636/6.494 6.089 ± 0.8053
ea14 1342 1342/1342 1342 ± 0 6.163 5.792/6.692 6.187 ± 0.8228
ea15 1342 1342/1342 1342 ± 0 6.862 6.805/7.53 7.072 ± 0.4522
ea17 1342 1342/1342 1342 ± 0 6.407 5.964/7.177 6.46 ± 0.7924
ea18 1342 1342/1342 1342 ± 0 6.421 5.876/7.188 6.508 ± 0.6977
ea19 1342 1342/1342 1342 ± 0 6.003 5.708/6.699 6.182 ± 0.7381
ea20 1342 1342/1342 1342 ± 0 6.577 6.09/7.247 6.627 ± 0.7581
ea21 1342 1342/1342 1342 ± 0 5.447 5.188/5.966 5.517 ± 0.6669
ea22 1342 1342/1342 1342 ± 0 6.221 5.73/6.724 6.236 ± 0.6878
ea23 1342 1342/1342 1342 ± 0 6.327 5.663/6.529 6.257 ± 0.6481
ea24 1342 1342/1342 1342 ± 0 6.304 5.423/6.697 6.075 ± 0.6556
ea25 1342 1342/1342 1342 ± 0 6.671 5.869/7.112 6.596 ± 0.8466
ea27 1342 1342/1342 1342 ± 0 5.802 5.471/6.468 5.947 ± 0.5615
ea28 1342 1342/1342 1342 ± 0 6.372 5.966/7.206 6.511 ± 0.8136
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 ± 0.00002399 5.644 5.475/5.849 5.65 ± 0.2578
3 1342 1342/1342 1342 ± 0.00002714 4.433 4.021/4.721 4.431 ± 0.6372
4 1342 1342/1342 1342 ± 0.00002434 5.615 5.293/5.781 5.577 ± 0.3277
5 1342 1342/1342 1342 ± 0.00002399 5.594 5.339/5.81 5.608 ± 0.2886
6 1342 1342/1342 1342 ± 0.00002399 5.569 5.366/5.814 5.577 ± 0.292
7 1342 1342/1342 1342 ± 0.00002399 5.658 5.527/5.863 5.671 ± 0.2568
8 1342 1342/1342 1342 ± 0.00002399 5.602 5.32/5.832 5.579 ± 0.3035
9 1342 1342/1342 1342 ± 0.00002399 5.854 5.718/6.115 5.869 ± 0.3017
10 1342 1342/1342 1342 ± 0.00002355 6.397 6.223/6.463 6.352 ± 0.2857
11 1342 1342/1342 1342 ± 0.00002355 6.551 6.365/6.715 6.556 ± 0.2915
12 1342 1342/1342 1342 ± 0.00002355 6.71 6.461/6.87 6.692 ± 0.3354
13 1342 1342/1342 1342 ± 0.00002355 7.174 6.901/7.474 7.189 ± 0.357
14 1342 1342/1342 1342 ± 0.00002355 7.431 7.117/7.679 7.372 ± 0.3636
15 1342 1342/1342 1342 ± 0.00002355 7.043 6.721/7.394 7.049 ± 0.3823
16 1342 1342/1342 1342 ± 0.00002355 6.474 6.119/6.921 6.475 ± 0.4441
17 1342 1342/1342 1342 ± 0.00002355 6.475 6.141/6.835 6.45 ± 0.4237
datacolumn
residual_data
output_dir
 
overwrite_modelcol
False
vis
VLASS3.2.sb45657603.eb46099145.60450.330123067135_split_split.ms
statwtmode
VLASS-SE
Start time
2025-07-30 02:21:07.460
End
2025-07-30 03:18:37.153
Duration
0:57:29.693
Note, WebLog generation is not included in the time.

CASA logs for stage 8