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

Statwt Summary Plot

VLASS2.2.sb40528187.eb40882891.59510.17895375_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 6.07 5.706/6.662 6.224 ± 0.6113
ea02 1342 1342/1342 1342 ± 0.00002955 6.131 5.489/6.686 6.054 ± 0.8831
ea03 1342 1342/1342 1342 ± 0 5.579 5.158/6.408 5.72 ± 0.8265
ea04 1342 1342/1342 1342 ± 0 5.779 5.291/6.491 5.878 ± 0.6139
ea06 1342 1342/1342 1342 ± 0 6.155 5.649/6.619 6.198 ± 0.6185
ea07 1342 1342/1342 1342 ± 0 6.073 5.508/6.466 6.105 ± 0.6197
ea08 1342 1342/1342 1342 ± 0 6.161 5.734/6.86 6.333 ± 0.7327
ea09 1342 1342/1342 1342 ± 0 6.021 5.46/6.79 6.106 ± 0.7009
ea10 1342 1342/1342 1342 ± 0 6.129 5.493/6.755 6.096 ± 0.723
ea11 1342 1342/1342 1342 ± 0 6.265 5.446/6.714 6.176 ± 0.7656
ea12 1342 1342/1342 1342 ± 0 6.075 5.586/6.688 6.202 ± 0.7419
ea13 1342 1342/1342 1342 ± 0 5.978 5.741/6.504 6.135 ± 0.5615
ea14 1342 1342/1342 1342 ± 0 6.414 5.683/6.888 6.384 ± 0.711
ea15 1342 1342/1342 1342 ± 0 5.607 5.036/5.981 5.563 ± 0.6876
ea16 1342 1342/1342 1342 ± 0 6.19 5.726/6.808 6.317 ± 0.7415
ea17 1342 1342/1342 1342 ± 0 6.524 6.182/7.353 6.751 ± 0.6885
ea18 1342 1342/1342 1342 ± 0 4.527 4.266/4.927 4.626 ± 0.4262
ea19 1342 1342/1342 1342 ± 0.000003708 6.3 5.82/6.919 6.433 ± 0.7244
ea20 1342 1342/1342 1342 ± 0 5.987 5.669/6.729 6.129 ± 0.7832
ea21 1342 1342/1342 1342 ± 0 6.019 5.647/6.628 6.163 ± 0.6298
ea22 1342 1342/1342 1342 ± 0 6.369 5.555/6.791 6.245 ± 0.7282
ea23 1342 1342/1342 1342 ± 0 6.226 5.722/6.676 6.257 ± 0.7866
ea24 1342 1342/1342 1342 ± 0 5.91 5.206/6.409 5.829 ± 0.5818
ea25 1342 1342/1342 1342 ± 0 6.641 5.758/7.137 6.542 ± 0.8209
ea26 1342 1342/1342 1342 ± 0 6.362 5.845/7.218 6.465 ± 0.7187
ea27 1342 1342/1342 1342 ± 0 6.045 5.537/6.871 6.156 ± 0.7939
ea28 1342 1342/1342 1342 ± 0 6.15 5.804/6.947 6.381 ± 0.7809
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 ± 0.00002305 5.653 5.466/5.882 5.606 ± 0.3428
3 1342 1342/1342 1342 ± 0.0000266 4.994 4.552/5.337 4.958 ± 0.5991
4 1342 1342/1342 1342 ± 0.00002436 5.442 5.173/5.626 5.396 ± 0.4438
5 1342 1342/1342 1342 ± 0.00002305 5.663 5.354/5.789 5.56 ± 0.3958
6 1342 1342/1342 1342 ± 0.00002305 5.583 5.335/5.748 5.509 ± 0.3345
7 1342 1342/1342 1342 ± 0.00002305 5.668 5.441/5.754 5.574 ± 0.3393
8 1342 1342/1342 1342 ± 0.00002305 5.548 5.338/5.785 5.526 ± 0.3761
9 1342 1342/1342 1342 ± 0.00002305 5.939 5.706/6.093 5.847 ± 0.4038
10 1342 1342/1342 1342 ± 0.00002305 6.42 6.22/6.515 6.293 ± 0.4212
11 1342 1342/1342 1342 ± 0.00002305 6.634 6.4/6.766 6.524 ± 0.426
12 1342 1342/1342 1342 ± 0.00002305 6.776 6.558/6.825 6.668 ± 0.4585
13 1342 1342/1342 1342 ± 0.00002305 7.244 7.004/7.468 7.161 ± 0.4924
14 1342 1342/1342 1342 ± 0.00002305 7.466 7.312/7.725 7.388 ± 0.5035
15 1342 1342/1342 1342 ± 0.00002306 7.115 6.924/7.325 7.03 ± 0.4728
16 1342 1342/1342 1342 ± 0.00002305 6.374 6.146/6.713 6.345 ± 0.4575
17 1342 1342/1342 1342 ± 0.00002322 6.325 6.073/6.586 6.295 ± 0.4568
output_dir
 
overwrite_modelcol
False
vis
VLASS2.2.sb40528187.eb40882891.59510.17895375_split_split.ms
datacolumn
residual_data
statwtmode
VLASS-SE
Start time
2025-05-23 17:38:42.738
End
2025-05-23 18:58:49.746
Duration
1:20:07.008
Note, WebLog generation is not included in the time.

CASA logs for stage 8