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

Statwt Summary Plot

VLASS2.1.sb38549013.eb38560130.59067.120196296295_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 5.584 5.215/6.073 5.685 ± 0.5215
ea02 1342 1342/1342 1342 ± 0 5.801 5.329/6.331 5.889 ± 0.6266
ea04 1342 1342/1342 1342 ± 0 5.149 4.813/5.874 5.375 ± 0.609
ea05 1342 1342/1342 1342 ± 0 5.708 5.271/6.275 5.817 ± 0.6039
ea06 1342 1342/1342 1342 ± 0 5.126 4.767/5.552 5.181 ± 0.4736
ea07 1342 1342/1342 1342 ± 0 5.881 5.444/6.165 5.92 ± 0.5395
ea08 1342 1342/1342 1342 ± 0 5.906 5.558/6.622 6.13 ± 0.6479
ea09 1342 1342/1342 1342 ± 0 5.11 4.729/5.509 5.135 ± 0.4499
ea10 1342 1342/1342 1342 ± 0 5.8 5.254/6.486 5.859 ± 0.6073
ea11 1342 1342/1342 1342 ± 0 5.823 5.274/6.364 5.874 ± 0.5932
ea12 1342 1342/1342 1342 ± 0 5.716 5.288/6.373 5.905 ± 0.6426
ea13 1342 1342/1342 1342 ± 0 5.792 5.447/6.122 5.875 ± 0.511
ea14 1342 1342/1342 1342 ± 0 6.5 6.242/6.976 6.578 ± 0.3827
ea15 1342 1342/1342 1342 ± 0 5.686 5.058/6.202 5.699 ± 0.7093
ea16 1342 1342/1342 1342 ± 0 4.951 4.36/5.277 4.854 ± 0.6223
ea17 1342 1342/1342 1342 ± 0 6.152 5.759/6.605 6.275 ± 0.5983
ea18 1342 1342/1342 1342 ± 0 4.994 4.795/5.626 5.188 ± 0.4817
ea19 1342 1342/1342 1342 ± 0 5.855 5.406/6.467 5.999 ± 0.6331
ea20 1342 1342/1342 1342 ± 0 6.027 5.607/6.645 6.141 ± 0.6532
ea21 1342 1342/1342 1342 ± 0 5.648 5.305/6.267 5.792 ± 0.583
ea22 1342 1342/1342 1342 ± 0 5.683 5.212/6.304 5.782 ± 0.6593
ea23 1342 1342/1342 1342 ± 0 5.929 5.417/6.389 6.01 ± 0.669
ea25 1342 1342/1342 1342 ± 0.000001719 5.435 5.077/5.696 5.443 ± 0.479
ea26 1342 1342/1342 1342 ± 0 5.83 5.388/6.403 5.918 ± 0.6613
ea27 1342 1342/1342 1342 ± 0.000008576 5.596 5.325/6.436 5.794 ± 0.6003
ea28 1342 1342/1342 1342 ± 0 5.742 5.419/6.457 5.93 ± 0.6339
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 ± 0.00002403 5.368 5.106/5.577 5.287 ± 0.3302
3 1342 1342/1342 1342 ± 0.00002454 5.117 4.847/5.343 5.086 ± 0.2926
4 1342 1342/1342 1342 ± 0.0000242 5.258 5.17/5.394 5.206 ± 0.3745
5 1342 1342/1342 1342 ± 0.00002403 5.34 5.169/5.465 5.23 ± 0.4088
6 1342 1342/1342 1342 ± 0.00002403 5.288 5.031/5.376 5.15 ± 0.3698
7 1342 1342/1342 1342 ± 0.00002403 5.262 5.1/5.445 5.226 ± 0.3306
8 1342 1342/1342 1342 ± 0.00002403 5.288 5.058/5.431 5.225 ± 0.3409
9 1342 1342/1342 1342 ± 0.00002403 5.563 5.374/5.801 5.509 ± 0.3704
10 1342 1342/1342 1342 ± 0.00002358 6.056 5.697/6.143 5.863 ± 0.465
11 1342 1342/1342 1342 ± 0.00002358 6.257 5.858/6.43 6.104 ± 0.4418
12 1342 1342/1342 1342 ± 0.00002358 6.412 6.084/6.531 6.274 ± 0.4116
13 1342 1342/1342 1342 ± 0.00002358 6.793 6.413/7.025 6.701 ± 0.4199
14 1342 1342/1342 1342 ± 0.00002358 6.956 6.628/7.129 6.848 ± 0.4462
15 1342 1342/1342 1342 ± 0.00002358 6.623 6.358/6.746 6.458 ± 0.4257
16 1342 1342/1342 1342 ± 0.00002415 5.948 5.733/6.129 5.862 ± 0.3815
17 1342 1342/1342 1342 ± 0.0000239 5.98 5.822/6.15 5.881 ± 0.3812
overwrite_modelcol
False
datacolumn
residual_data
statwtmode
VLASS-SE
output_dir
 
vis
VLASS2.1.sb38549013.eb38560130.59067.120196296295_split_split.ms
Start time
2025-04-11 16:18:05.404
End
2025-04-11 17:01:59.518
Duration
0:43:54.114
Note, WebLog generation is not included in the time.

CASA logs for stage 8