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

Statwt Summary Plot

VLASS3.2.sb45620914.eb45877486.60435.49343803241_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 6.16 5.481/6.505 6.015 ± 0.8093
ea02 1342 1342/1342 1342 ± 0.00002859 6.241 5.466/6.388 6.001 ± 0.7322
ea03 1342 1342/1342 1342 ± 0 6.042 5.405/6.668 6.056 ± 0.7309
ea04 1342 1342/1342 1342 ± 0.000006847 5.554 5.06/5.96 5.467 ± 0.7355
ea05 1342 1342/1342 1342 ± 0.000001226 5.925 5.241/6.622 5.846 ± 0.7644
ea06 1342 1342/1342 1342 ± 0 5.862 5.079/6.097 5.717 ± 0.6566
ea07 1342 1342/1342 1342 ± 0 6.051 5.113/6.31 5.778 ± 0.8179
ea08 1342 1342/1342 1342 ± 0 6.478 5.575/6.774 6.249 ± 0.7088
ea09 1342 1342/1342 1342 ± 0 5.62 5.08/6.341 5.728 ± 0.6373
ea10 1342 1342/1342 1342 ± 0 5.557 5.054/6.074 5.453 ± 0.7376
ea11 1342 1342/1342 1342 ± 0.000004747 5.323 5.053/6.146 5.469 ± 0.7837
ea13 1342 1342/1342 1342 ± 0 6.108 5.518/6.382 6.011 ± 0.5734
ea14 1342 1342/1342 1342 ± 0 5.941 5.52/6.514 6.054 ± 0.6164
ea15 1342 1342/1342 1342 ± 0.000002519 6.215 5.592/6.608 6.193 ± 0.6978
ea16 1342 1342/1342 1342 ± 0 6.223 5.619/6.737 6.207 ± 0.697
ea17 1342 1342/1342 1342 ± 0 6.229 5.718/7.034 6.197 ± 0.8447
ea18 1342 1342/1342 1342 ± 0 6.546 5.861/7.215 6.461 ± 0.7301
ea19 1342 1342/1342 1342 ± 0 5.969 5.349/6.606 5.855 ± 0.8148
ea20 1342 1342/1342 1342 ± 0 5.967 5.46/6.578 5.928 ± 0.686
ea21 1342 1342/1342 1342 ± 0 5.504 5.123/5.989 5.591 ± 0.5206
ea22 1342 1342/1342 1342 ± 0 6.414 5.62/6.763 6.148 ± 0.7023
ea23 1342 1342/1342 1342 ± 0 6.081 5.425/6.383 5.939 ± 0.8581
ea24 1342 1342/1342 1342 ± 0 6.059 5.303/6.473 5.887 ± 0.5866
ea25 1342 1342/1342 1342 ± 0 6.537 5.71/6.996 6.522 ± 0.8068
ea27 1342 1342/1342 1342 ± 0 5.743 5.226/6.485 5.863 ± 0.6487
ea28 1342 1342/1342 1342 ± 0 6.271 5.67/6.891 6.268 ± 0.6585
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 ± 0.0000235 5.46 5.291/5.608 5.454 ± 0.2282
3 1342 1342/1342 1342 ± 0.00003136 4.028 3.637/4.622 4.202 ± 0.7012
4 1342 1342/1342 1342 ± 0.00002427 5.165 4.91/5.432 5.191 ± 0.3045
5 1342 1342/1342 1342 ± 0.0000235 5.31 5.119/5.568 5.312 ± 0.2846
6 1342 1342/1342 1342 ± 0.00002359 5.28 5.079/5.518 5.301 ± 0.2873
7 1342 1342/1342 1342 ± 0.0000235 5.448 5.263/5.613 5.423 ± 0.247
8 1342 1342/1342 1342 ± 0.0000235 5.363 5.144/5.571 5.379 ± 0.2733
9 1342 1342/1342 1342 ± 0.0000235 5.668 5.572/5.922 5.707 ± 0.2768
10 1342 1342/1342 1342 ± 0.0000235 6.201 6.053/6.278 6.155 ± 0.2502
11 1342 1342/1342 1342 ± 0.00002357 6.379 6.193/6.556 6.372 ± 0.2612
12 1342 1342/1342 1342 ± 0.0000235 6.513 6.325/6.733 6.516 ± 0.3217
13 1342 1342/1342 1342 ± 0.0000235 6.993 6.717/7.155 6.955 ± 0.3272
14 1342 1342/1342 1342 ± 0.0000235 7.181 6.908/7.386 7.145 ± 0.3541
15 1342 1342/1342 1342 ± 0.0000235 6.865 6.596/7.161 6.846 ± 0.3662
16 1342 1342/1342 1342 ± 0.00002359 6.144 5.917/6.467 6.174 ± 0.4002
17 1342 1342/1342 1342 ± 0.00002375 6.171 5.949/6.414 6.158 ± 0.3634
datacolumn
residual_data
output_dir
 
overwrite_modelcol
False
statwtmode
VLASS-SE
vis
VLASS3.2.sb45620914.eb45877486.60435.49343803241_split_split.ms
Start time
2025-07-29 07:28:25.658
End
2025-07-29 08:20:25.725
Duration
0:52:00.067
Note, WebLog generation is not included in the time.

CASA logs for stage 8