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 6.041 5.741/6.68 6.265 ± 0.6114
ea02 1342 1342/1342 1342 ± 0.00002955 6.136 5.548/6.713 6.089 ± 0.8793
ea03 1342 1342/1342 1342 ± 0.000001159 5.577 5.191/6.447 5.723 ± 0.8394
ea04 1342 1342/1342 1342 ± 0 5.839 5.363/6.565 5.939 ± 0.6391
ea06 1342 1342/1342 1342 ± 0 6.128 5.676/6.609 6.202 ± 0.6011
ea07 1342 1342/1342 1342 ± 0 6.084 5.534/6.494 6.118 ± 0.6228
ea08 1342 1342/1342 1342 ± 0 6.133 5.769/6.886 6.356 ± 0.7284
ea09 1342 1342/1342 1342 ± 0 6.056 5.522/6.816 6.137 ± 0.6934
ea10 1342 1342/1342 1342 ± 0 6.245 5.591/6.84 6.162 ± 0.6943
ea11 1342 1342/1342 1342 ± 0 6.284 5.478/6.725 6.191 ± 0.7701
ea12 1342 1342/1342 1342 ± 0 6.129 5.63/6.68 6.213 ± 0.7589
ea13 1342 1342/1342 1342 ± 0 6.011 5.732/6.52 6.153 ± 0.593
ea14 1342 1342/1342 1342 ± 0 6.442 5.827/6.888 6.453 ± 0.6835
ea15 1342 1342/1342 1342 ± 0 5.636 5.075/6 5.575 ± 0.6938
ea16 1342 1342/1342 1342 ± 0 6.216 5.743/6.831 6.335 ± 0.7485
ea17 1342 1342/1342 1342 ± 0 6.533 6.231/7.332 6.77 ± 0.6725
ea18 1342 1342/1342 1342 ± 0 4.54 4.276/4.926 4.62 ± 0.433
ea19 1342 1342/1342 1342 ± 0 6.366 5.894/6.963 6.482 ± 0.7186
ea20 1342 1342/1342 1342 ± 0 6.044 5.73/6.748 6.162 ± 0.7728
ea21 1342 1342/1342 1342 ± 0 6.043 5.684/6.644 6.188 ± 0.6239
ea22 1342 1342/1342 1342 ± 0 6.403 5.577/6.799 6.247 ± 0.7183
ea23 1342 1342/1342 1342 ± 0 6.279 5.771/6.71 6.294 ± 0.7859
ea24 1342 1342/1342 1342 ± 0 5.929 5.238/6.441 5.84 ± 0.5921
ea25 1342 1342/1342 1342 ± 0 6.654 5.794/7.157 6.572 ± 0.8089
ea26 1342 1342/1342 1342 ± 0 6.378 5.914/7.227 6.505 ± 0.7228
ea27 1342 1342/1342 1342 ± 0 6.006 5.603/6.914 6.181 ± 0.7845
ea28 1342 1342/1342 1342 ± 0 6.178 5.869/7.032 6.432 ± 0.7849
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 5.712 5.494/5.953 5.66 ± 0.3551
3 1342 1342/1342 1342 ± 0.0000266 4.932 4.559/5.338 4.935 ± 0.5952
4 1342 1342/1342 1342 ± 0.00002466 5.47 5.146/5.657 5.384 ± 0.4691
5 1342 1342/1342 1342 ± 0.00002305 5.723 5.387/5.851 5.613 ± 0.4113
6 1342 1342/1342 1342 ± 0.00002305 5.648 5.375/5.809 5.565 ± 0.344
7 1342 1342/1342 1342 ± 0.00002305 5.697 5.493/5.792 5.613 ± 0.3468
8 1342 1342/1342 1342 ± 0.00002305 5.588 5.366/5.828 5.562 ± 0.3809
9 1342 1342/1342 1342 ± 0.00002305 5.984 5.741/6.13 5.88 ± 0.4108
10 1342 1342/1342 1342 ± 0.00002305 6.436 6.248/6.538 6.315 ± 0.4223
11 1342 1342/1342 1342 ± 0.00002305 6.643 6.441/6.785 6.547 ± 0.4278
12 1342 1342/1342 1342 ± 0.00002305 6.795 6.538/6.848 6.688 ± 0.4666
13 1342 1342/1342 1342 ± 0.00002305 7.252 7.006/7.501 7.184 ± 0.4956
14 1342 1342/1342 1342 ± 0.00002305 7.497 7.339/7.754 7.419 ± 0.5064
15 1342 1342/1342 1342 ± 0.00002306 7.097 6.919/7.346 7.044 ± 0.4738
16 1342 1342/1342 1342 ± 0.00002307 6.385 6.122/6.674 6.352 ± 0.4601
17 1342 1342/1342 1342 ± 0.00002305 6.378 6.05/6.599 6.303 ± 0.4793
vis
VLASS2.2.sb40528187.eb40882891.59510.17895375_split_split.ms
datacolumn
residual_data
output_dir
 
statwtmode
VLASS-SE
overwrite_modelcol
False
Start time
2025-05-23 17:12:58.834
End
2025-05-23 18:14:47.089
Duration
1:01:48.255
Note, WebLog generation is not included in the time.

CASA logs for stage 8