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

Statwt Summary Plot

VLASS3.2.sb45520569.eb45733624.60429.987892812496_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 6.004 5.506/6.326 5.975 ± 0.6046
ea02 1342 1342/1342 1342 ± 0 6.27 5.703/6.461 6.27 ± 0.5953
ea03 1342 1342/1342 1342 ± 0 6.104 5.46/6.694 6.134 ± 0.6942
ea04 1342 1342/1342 1342 ± 0.00001326 5.738 5.159/6.12 5.744 ± 0.5686
ea05 1342 1342/1342 1342 ± 0.000001722 5.782 5.357/6.59 5.964 ± 0.6533
ea06 1342 1342/1342 1342 ± 0 6.052 5.242/6.158 5.827 ± 0.6331
ea07 1342 1342/1342 1342 ± 0.000001218 6.029 5.229/6.262 5.91 ± 0.7029
ea08 1342 1342/1342 1342 ± 0 6.363 5.607/6.76 6.304 ± 0.678
ea09 1342 1342/1342 1342 ± 0 5.719 5.231/6.406 5.853 ± 0.692
ea10 1342 1342/1342 1342 ± 0.000001218 5.483 5.205/6.128 5.618 ± 0.5918
ea11 1342 1342/1342 1342 ± 0.00002223 5.35 5.149/6.228 5.648 ± 0.6372
ea12 1342 1342/1342 1342 ± 0.00001858 5.536 5.436/6.345 5.806 ± 0.584
ea13 1342 1342/1342 1342 ± 0 6.149 5.554/6.315 5.999 ± 0.6851
ea14 1342 1342/1342 1342 ± 0.000001722 6.045 5.719/6.683 6.213 ± 0.6034
ea15 1342 1342/1342 1342 ± 0.000009937 5.153 4.654/5.397 5.11 ± 0.485
ea16 1342 1342/1342 1342 ± 0 6.237 5.722/6.712 6.303 ± 0.6965
ea17 1342 1342/1342 1342 ± 0 6.229 5.802/7.03 6.315 ± 0.6777
ea18 1342 1342/1342 1342 ± 0 6.503 5.845/7.128 6.458 ± 0.6845
ea19 1342 1342/1342 1342 ± 0.000001722 5.875 5.523/6.685 6.075 ± 0.6302
ea20 1342 1342/1342 1342 ± 0 6.176 5.447/6.548 6.063 ± 0.6013
ea21 1342 1342/1342 1342 ± 0 5.532 5.199/5.974 5.636 ± 0.5036
ea22 1342 1342/1342 1342 ± 0 6.322 5.77/6.917 6.331 ± 0.6713
ea23 1342 1342/1342 1342 ± 0 5.951 5.577/6.41 6.086 ± 0.6311
ea24 1342 1342/1342 1342 ± 0 6.17 5.383/6.497 5.982 ± 0.5932
ea25 1342 1342/1342 1342 ± 0 6.514 5.745/6.908 6.532 ± 0.7734
ea27 1342 1342/1342 1342 ± 0 5.878 5.426/6.487 5.956 ± 0.5812
ea28 1342 1342/1342 1342 ± 0 6.401 5.775/6.956 6.435 ± 0.655
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 ± 0.00002307 5.554 5.338/5.701 5.535 ± 0.2713
3 1342 1342/1342 1342 ± 0.00002997 4.952 4.714/5.091 4.906 ± 0.3244
5 1342 1342/1342 1342 ± 0.00002307 5.367 5.197/5.653 5.412 ± 0.3536
6 1342 1342/1342 1342 ± 0.00002307 5.383 5.199/5.663 5.395 ± 0.3122
7 1342 1342/1342 1342 ± 0.00002307 5.519 5.315/5.678 5.448 ± 0.2778
8 1342 1342/1342 1342 ± 0.00002307 5.405 5.158/5.612 5.376 ± 0.2947
9 1342 1342/1342 1342 ± 0.00002307 5.687 5.536/5.946 5.687 ± 0.3145
10 1342 1342/1342 1342 ± 0.00002307 6.178 6.025/6.354 6.129 ± 0.3011
11 1342 1342/1342 1342 ± 0.00002307 6.374 6.111/6.565 6.328 ± 0.3097
12 1342 1342/1342 1342 ± 0.00002307 6.486 6.269/6.704 6.485 ± 0.3665
13 1342 1342/1342 1342 ± 0.00002307 6.953 6.664/7.176 6.932 ± 0.3726
14 1342 1342/1342 1342 ± 0.00002307 7.184 6.901/7.473 7.132 ± 0.4011
15 1342 1342/1342 1342 ± 0.00002307 6.849 6.58/7.178 6.8 ± 0.4024
16 1342 1342/1342 1342 ± 0.00002849 6.145 5.796/6.414 6.118 ± 0.4278
17 1342 1342/1342 1342 ± 0.0000269 6.218 5.94/6.319 6.092 ± 0.4226
datacolumn
residual_data
vis
VLASS3.2.sb45520569.eb45733624.60429.987892812496_split_split.ms
statwtmode
VLASS-SE
output_dir
 
overwrite_modelcol
False
Start time
2025-07-18 06:15:25.156
End
2025-07-18 07:19:41.420
Duration
1:04:16.265
Note, WebLog generation is not included in the time.

CASA logs for stage 8