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

Statwt Summary Plot

VLASS2.1.sb38642060.eb38643748.59104.02058106482_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 5.66 5.345/6.078 5.761 ± 0.5568
ea02 1342 1342/1342 1342 ± 0 5.984 5.516/6.699 6.092 ± 0.6188
ea04 1342 1342/1342 1342 ± 0 5.343 4.97/5.919 5.49 ± 0.5688
ea05 1342 1342/1342 1342 ± 0 5.673 5.328/6.242 5.799 ± 0.6245
ea06 1342 1342/1342 1342 ± 0 5.286 4.85/5.532 5.231 ± 0.4198
ea07 1342 1342/1342 1342 ± 0 5.849 5.476/6.263 5.98 ± 0.5544
ea08 1342 1342/1342 1342 ± 0 5.944 5.7/6.833 6.255 ± 0.6865
ea09 1342 1342/1342 1342 ± 0 5.833 5.28/6.412 5.885 ± 0.6596
ea10 1342 1342/1342 1342 ± 0.00002657 5.926 5.379/6.725 6.017 ± 0.695
ea11 1342 1342/1342 1342 ± 0 5.959 5.318/6.543 5.998 ± 0.7108
ea12 1342 1342/1342 1342 ± 0 5.346 5.323/5.62 5.503 ± 0.2828
ea13 1342 1342/1342 1342 ± 0 6.174 5.797/6.417 6.199 ± 0.5059
ea14 1342 1342/1342 1342 ± 0 5.873 5.231/6.396 5.79 ± 0.6846
ea15 1342 1342/1342 1342 ± 0 5.744 5.095/6.212 5.766 ± 0.6913
ea16 1342 1342/1342 1342 ± 0 6.059 5.613/6.479 6.133 ± 0.71
ea17 1342 1342/1342 1342 ± 0.000004994 6.046 5.669/6.548 6.186 ± 0.6382
ea18 1342 1342/1342 1342 ± 0 5.112 4.77/5.545 5.184 ± 0.5257
ea19 1342 1342/1342 1342 ± 0 6.155 5.474/6.727 6.107 ± 0.6673
ea20 1342 1342/1342 1342 ± 0 6.077 5.723/6.691 6.213 ± 0.6582
ea21 1342 1342/1342 1342 ± 0 5.65 5.304/6.415 5.836 ± 0.6015
ea22 1342 1342/1342 1342 ± 0 5.635 5.28/6.307 5.807 ± 0.6325
ea23 1342 1342/1342 1342 ± 0 5.855 5.462/6.486 6.017 ± 0.7114
ea25 1342 1342/1342 1342 ± 0.000001507 5.744 5.47/6.321 5.91 ± 0.6131
ea26 1342 1342/1342 1342 ± 0 6.204 5.764/7.044 6.299 ± 0.6692
ea27 1342 1342/1342 1342 ± 0.00004037 5.616 5.367/6.445 5.813 ± 0.6091
ea28 1342 1342/1342 1342 ± 0.000001507 5.747 5.498/6.578 5.971 ± 0.6843
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 ± 0.00002353 5.504 5.252/5.742 5.476 ± 0.2685
3 1342 1342/1342 1342 ± 0.00002389 5.241 4.983/5.358 5.185 ± 0.257
4 1342 1342/1342 1342 ± 0.00002651 5.253 5.054/5.516 5.253 ± 0.3434
5 1342 1342/1342 1342 ± 0.00002353 5.293 5.067/5.495 5.288 ± 0.3308
6 1342 1342/1342 1342 ± 0.00002398 5.447 5.144/5.539 5.378 ± 0.2998
7 1342 1342/1342 1342 ± 0.00002353 5.408 5.261/5.505 5.389 ± 0.2615
8 1342 1342/1342 1342 ± 0.00002353 5.447 5.182/5.547 5.366 ± 0.2919
9 1342 1342/1342 1342 ± 0.00002353 5.745 5.486/5.933 5.662 ± 0.3282
10 1342 1342/1342 1342 ± 0.00002353 6.154 5.956/6.31 6.095 ± 0.3291
11 1342 1342/1342 1342 ± 0.00002398 6.399 6.183/6.488 6.32 ± 0.3373
12 1342 1342/1342 1342 ± 0.00002446 6.559 6.396/6.725 6.496 ± 0.3646
13 1342 1342/1342 1342 ± 0.00002398 6.957 6.832/7.241 6.943 ± 0.365
14 1342 1342/1342 1342 ± 0.00002398 7.168 6.919/7.331 7.093 ± 0.4003
15 1342 1342/1342 1342 ± 0.00002398 6.66 6.533/6.865 6.618 ± 0.3648
16 1342 1342/1342 1342 ± 0.00003408 5.893 5.79/6.111 5.928 ± 0.261
17 1342 1342/1342 1342 ± 0.00003705 5.943 5.862/6.215 5.965 ± 0.2648
overwrite_modelcol
False
output_dir
 
vis
VLASS2.1.sb38642060.eb38643748.59104.02058106482_split_split.ms
datacolumn
residual_data
statwtmode
VLASS-SE
Start time
2025-02-19 04:38:49.221
End
2025-02-19 05:06:29.560
Duration
0:27:40.339
Note, WebLog generation is not included in the time.

CASA logs for stage 8