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 6.287 5.738/6.718 6.217 ± 0.733
ea02 1342 1342/1342 1342 ± 0.00002796 6.168 5.595/6.578 6.175 ± 0.737
ea03 1342 1342/1342 1342 ± 0 5.996 5.49/6.7 6.122 ± 0.8082
ea04 1342 1342/1342 1342 ± 0 5.643 5.119/6.107 5.654 ± 0.6892
ea05 1342 1342/1342 1342 ± 0 5.936 5.459/6.577 5.979 ± 0.8036
ea06 1342 1342/1342 1342 ± 0 5.888 5.224/6.262 5.78 ± 0.783
ea07 1342 1342/1342 1342 ± 0 6.036 5.437/6.695 6.086 ± 0.7955
ea08 1342 1342/1342 1342 ± 0 6.551 5.895/7.022 6.521 ± 0.7296
ea09 1342 1342/1342 1342 ± 0 5.75 5.246/6.35 5.751 ± 0.8643
ea10 1342 1342/1342 1342 ± 0 5.857 5.361/6.31 5.801 ± 0.7413
ea11 1342 1342/1342 1342 ± 0 5.734 5.361/6.554 5.873 ± 0.7878
ea12 1342 1342/1342 1342 ± 0 5.579 5.274/6.265 5.762 ± 0.7019
ea13 1342 1342/1342 1342 ± 0 5.997 5.628/6.454 5.969 ± 0.8546
ea14 1342 1342/1342 1342 ± 0 6.019 5.654/6.66 6.083 ± 0.7913
ea15 1342 1342/1342 1342 ± 0 6.701 6.411/7.206 6.834 ± 0.4619
ea17 1342 1342/1342 1342 ± 0 6.321 5.899/7.122 6.425 ± 0.8097
ea18 1342 1342/1342 1342 ± 0 6.387 5.867/7.032 6.469 ± 0.7365
ea19 1342 1342/1342 1342 ± 0 6.018 5.559/6.691 6.075 ± 0.7824
ea20 1342 1342/1342 1342 ± 0 6.326 5.965/7.076 6.514 ± 0.7097
ea21 1342 1342/1342 1342 ± 0 5.488 5.223/6.06 5.642 ± 0.5677
ea22 1342 1342/1342 1342 ± 0 6.233 5.718/6.848 6.285 ± 0.7117
ea23 1342 1342/1342 1342 ± 0 6.153 5.552/6.471 6.07 ± 0.805
ea24 1342 1342/1342 1342 ± 0 6.325 5.322/6.731 6.047 ± 0.6626
ea25 1342 1342/1342 1342 ± 0 6.511 5.844/7.18 6.529 ± 0.9466
ea27 1342 1342/1342 1342 ± 0 5.675 5.303/6.449 5.751 ± 0.7474
ea28 1342 1342/1342 1342 ± 0 6.303 5.844/7.029 6.488 ± 0.6886
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 5.543 5.424/5.761 5.594 ± 0.2327
3 1342 1342/1342 1342 ± 0.00002439 4.443 4.104/4.682 4.477 ± 0.605
4 1342 1342/1342 1342 ± 0.00002434 5.368 5.186/5.682 5.453 ± 0.3313
5 1342 1342/1342 1342 ± 0.00002392 5.504 5.248/5.83 5.542 ± 0.2913
6 1342 1342/1342 1342 ± 0.00002392 5.519 5.271/5.729 5.486 ± 0.2837
7 1342 1342/1342 1342 ± 0.00002392 5.554 5.419/5.755 5.583 ± 0.2436
8 1342 1342/1342 1342 ± 0.00002392 5.546 5.252/5.751 5.516 ± 0.2888
9 1342 1342/1342 1342 ± 0.00002392 5.811 5.671/6.02 5.834 ± 0.2861
10 1342 1342/1342 1342 ± 0.00002348 6.348 6.233/6.444 6.331 ± 0.2675
11 1342 1342/1342 1342 ± 0.00002348 6.567 6.288/6.726 6.555 ± 0.2797
12 1342 1342/1342 1342 ± 0.00002348 6.689 6.443/6.899 6.694 ± 0.3322
13 1342 1342/1342 1342 ± 0.00002348 7.153 6.874/7.411 7.163 ± 0.3435
14 1342 1342/1342 1342 ± 0.00002348 7.399 7.04/7.639 7.349 ± 0.3494
15 1342 1342/1342 1342 ± 0.00002348 6.989 6.616/7.252 6.968 ± 0.3624
16 1342 1342/1342 1342 ± 0.00002348 6.346 6.068/6.755 6.403 ± 0.4144
17 1342 1342/1342 1342 ± 0.00002348 6.347 6.054/6.638 6.319 ± 0.3909
datacolumn
residual_data
overwrite_modelcol
False
statwtmode
VLASS-SE
vis
VLASS3.2.sb45657603.eb46099145.60450.330123067135_split_split.ms
output_dir
 
Start time
2025-08-01 20:28:25.140
End
2025-08-01 20:43:15.401
Duration
0:14:50.261
Note, WebLog generation is not included in the time.

CASA logs for stage 8