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 6.109 5.709/6.665 6.23 ± 0.6156
ea02 1342 1342/1342 1342 ± 0.00002955 6.126 5.495/6.705 6.06 ± 0.8941
ea03 1342 1342/1342 1342 ± 0.000001067 5.563 5.164/6.431 5.719 ± 0.8307
ea04 1342 1342/1342 1342 ± 0 5.759 5.281/6.488 5.868 ± 0.6167
ea06 1342 1342/1342 1342 ± 0.000002134 6.162 5.66/6.62 6.206 ± 0.6167
ea07 1342 1342/1342 1342 ± 0 6.064 5.484/6.468 6.082 ± 0.6304
ea08 1342 1342/1342 1342 ± 0 6.127 5.731/6.87 6.343 ± 0.722
ea09 1342 1342/1342 1342 ± 0 6.031 5.476/6.809 6.11 ± 0.7036
ea10 1342 1342/1342 1342 ± 0 6.143 5.503/6.744 6.101 ± 0.727
ea11 1342 1342/1342 1342 ± 0 6.272 5.46/6.719 6.182 ± 0.7612
ea12 1342 1342/1342 1342 ± 0 6.075 5.583/6.696 6.203 ± 0.7546
ea13 1342 1342/1342 1342 ± 0 5.987 5.725/6.5 6.131 ± 0.5709
ea14 1342 1342/1342 1342 ± 0 6.429 5.684/6.886 6.39 ± 0.7123
ea15 1342 1342/1342 1342 ± 0 5.623 5.045/5.98 5.567 ± 0.6868
ea16 1342 1342/1342 1342 ± 0 6.201 5.732/6.818 6.315 ± 0.7447
ea17 1342 1342/1342 1342 ± 0 6.519 6.177/7.352 6.752 ± 0.6907
ea18 1342 1342/1342 1342 ± 0 4.536 4.279/4.934 4.632 ± 0.4289
ea19 1342 1342/1342 1342 ± 0 6.313 5.829/6.939 6.454 ± 0.7304
ea20 1342 1342/1342 1342 ± 0 5.999 5.679/6.731 6.139 ± 0.7718
ea21 1342 1342/1342 1342 ± 0 6.019 5.647/6.631 6.168 ± 0.6359
ea22 1342 1342/1342 1342 ± 0 6.387 5.547/6.798 6.246 ± 0.7253
ea23 1342 1342/1342 1342 ± 0 6.249 5.727/6.685 6.269 ± 0.7987
ea24 1342 1342/1342 1342 ± 0 5.91 5.214/6.419 5.838 ± 0.584
ea25 1342 1342/1342 1342 ± 0 6.631 5.774/7.142 6.55 ± 0.822
ea26 1342 1342/1342 1342 ± 0 6.372 5.87/7.235 6.479 ± 0.7184
ea27 1342 1342/1342 1342 ± 0 6.036 5.537/6.892 6.161 ± 0.7888
ea28 1342 1342/1342 1342 ± 0 6.131 5.819/6.962 6.373 ± 0.7977
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 5.655 5.473/5.886 5.602 ± 0.3422
3 1342 1342/1342 1342 ± 0.0000266 4.967 4.559/5.344 4.939 ± 0.594
4 1342 1342/1342 1342 ± 0.00002435 5.464 5.214/5.609 5.396 ± 0.4408
5 1342 1342/1342 1342 ± 0.00002305 5.685 5.352/5.796 5.571 ± 0.3966
6 1342 1342/1342 1342 ± 0.00002305 5.596 5.357/5.763 5.519 ± 0.3358
7 1342 1342/1342 1342 ± 0.00002305 5.673 5.442/5.77 5.579 ± 0.3426
8 1342 1342/1342 1342 ± 0.00002305 5.562 5.347/5.783 5.53 ± 0.3752
9 1342 1342/1342 1342 ± 0.00002305 5.936 5.709/6.092 5.849 ± 0.4046
10 1342 1342/1342 1342 ± 0.00002305 6.429 6.219/6.512 6.297 ± 0.4224
11 1342 1342/1342 1342 ± 0.00002305 6.633 6.422/6.771 6.53 ± 0.4286
12 1342 1342/1342 1342 ± 0.00002305 6.794 6.565/6.827 6.673 ± 0.4619
13 1342 1342/1342 1342 ± 0.00002305 7.247 6.996/7.458 7.168 ± 0.4936
14 1342 1342/1342 1342 ± 0.00002305 7.468 7.32/7.74 7.396 ± 0.5049
15 1342 1342/1342 1342 ± 0.00002305 7.112 6.928/7.348 7.036 ± 0.472
16 1342 1342/1342 1342 ± 0.00002312 6.363 6.149/6.705 6.348 ± 0.4616
17 1342 1342/1342 1342 ± 0.00002305 6.37 6.088/6.602 6.301 ± 0.4653
overwrite_modelcol
False
statwtmode
VLASS-SE
datacolumn
residual_data
vis
VLASS2.2.sb40528187.eb40882891.59510.17895375_split_split.ms
output_dir
 
Start time
2025-05-24 04:12:06.004
End
2025-05-24 05:38:14.723
Duration
1:26:08.719
Note, WebLog generation is not included in the time.

CASA logs for stage 8