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

Statwt Summary Plot

VLASS3.2.sb45665927.eb46086746.60447.529309328704_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 6.262 5.511/6.662 6.156 ± 0.669
ea02 1342 1342/1342 1342 ± 0 6.36 5.582/6.612 6.262 ± 0.6708
ea03 1342 1342/1342 1342 ± 0 6.349 5.471/6.963 6.308 ± 0.7986
ea04 1342 1342/1342 1342 ± 0 5.701 5.118/6.154 5.698 ± 0.6459
ea05 1342 1342/1342 1342 ± 0 6.118 5.306/6.765 6.022 ± 0.7174
ea06 1342 1342/1342 1342 ± 0 6.279 5.211/6.474 5.988 ± 0.7074
ea07 1342 1342/1342 1342 ± 0 6.203 5.199/6.514 6.018 ± 0.7774
ea08 1342 1342/1342 1342 ± 0 6.625 5.645/6.888 6.409 ± 0.7181
ea09 1342 1342/1342 1342 ± 0 5.724 5.076/6.475 5.773 ± 0.7199
ea10 1342 1342/1342 1342 ± 0 5.893 5.17/6.315 5.775 ± 0.6429
ea11 1342 1342/1342 1342 ± 0 5.782 5.342/6.577 5.91 ± 0.7372
ea12 1342 1342/1342 1342 ± 0 5.855 5.275/6.439 5.915 ± 0.6307
ea13 1342 1342/1342 1342 ± 0 6.046 5.418/6.308 5.948 ± 0.5648
ea14 1342 1342/1342 1342 ± 0 6.211 5.486/6.562 6.123 ± 0.6447
ea15 1342 1342/1342 1342 ± 0 6.167 5.489/6.597 6.088 ± 0.7288
ea16 1342 1342/1342 1342 ± 0 6.384 5.771/6.833 6.369 ± 0.7195
ea17 1342 1342/1342 1342 ± 0 6.258 5.732/7.165 6.404 ± 0.7536
ea18 1342 1342/1342 1342 ± 0 6.46 5.756/7.143 6.417 ± 0.7449
ea19 1342 1342/1342 1342 ± 0 6.209 5.455/6.699 6.145 ± 0.6719
ea20 1342 1342/1342 1342 ± 0 6.477 5.76/7.171 6.448 ± 0.7336
ea21 1342 1342/1342 1342 ± 0 5.642 5.226/6.14 5.696 ± 0.5588
ea22 1342 1342/1342 1342 ± 0 6.268 5.509/6.609 6.098 ± 0.6718
ea23 1342 1342/1342 1342 ± 0 6.208 5.342/6.371 6.044 ± 0.7233
ea24 1342 1342/1342 1342 ± 0 6.201 5.126/6.597 5.835 ± 0.857
ea25 1342 1342/1342 1342 ± 0 6.737 5.905/7.305 6.729 ± 0.8474
ea27 1342 1342/1342 1342 ± 0 6.125 5.331/6.603 6.009 ± 0.7084
ea28 1342 1342/1342 1342 ± 0 6.394 5.742/7.03 6.363 ± 0.7232
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 ± 0.00002398 5.428 5.242/5.568 5.407 ± 0.2648
4 1342 1342/1342 1342 ± 0.0000252 5.189 5.064/5.314 5.197 ± 0.3609
5 1342 1342/1342 1342 ± 0.00002398 5.324 5.18/5.585 5.363 ± 0.2779
6 1342 1342/1342 1342 ± 0.00002398 5.318 5.114/5.468 5.279 ± 0.2728
7 1342 1342/1342 1342 ± 0.00002398 5.452 5.285/5.726 5.48 ± 0.2452
8 1342 1342/1342 1342 ± 0.00002398 5.482 5.196/5.579 5.443 ± 0.2855
9 1342 1342/1342 1342 ± 0.00002398 5.783 5.67/5.961 5.787 ± 0.2807
10 1342 1342/1342 1342 ± 0.00002398 6.277 6.202/6.381 6.273 ± 0.2502
11 1342 1342/1342 1342 ± 0.00002398 6.492 6.302/6.677 6.506 ± 0.2708
12 1342 1342/1342 1342 ± 0.00002398 6.609 6.369/6.835 6.646 ± 0.3192
13 1342 1342/1342 1342 ± 0.00002398 7.103 6.88/7.446 7.12 ± 0.3403
14 1342 1342/1342 1342 ± 0.00002398 7.301 7.039/7.576 7.29 ± 0.338
15 1342 1342/1342 1342 ± 0.00002398 6.981 6.614/7.214 6.967 ± 0.3471
16 1342 1342/1342 1342 ± 0.00002398 6.401 6.153/6.687 6.4 ± 0.3536
17 1342 1342/1342 1342 ± 0.00002398 6.319 6.122/6.536 6.329 ± 0.3394
output_dir
 
vis
VLASS3.2.sb45665927.eb46086746.60447.529309328704_split_split.ms
datacolumn
residual_data
overwrite_modelcol
False
statwtmode
VLASS-SE
Start time
2025-07-29 04:20:15.349
End
2025-07-29 05:34:26.659
Duration
1:14:11.310
Note, WebLog generation is not included in the time.

CASA logs for stage 8