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

Statwt Summary Plot

VLASS3.2.sb45661340.eb45880388.60435.82083380787_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 6.298 5.692/6.714 6.256 ± 0.636
ea02 1342 1342/1342 1342 ± 0 6.397 5.743/6.556 6.307 ± 0.6139
ea03 1342 1342/1342 1342 ± 0 6.182 5.471/6.813 6.21 ± 0.7353
ea04 1342 1342/1342 1342 ± 0 5.618 5.067/6.007 5.629 ± 0.5452
ea05 1342 1342/1342 1342 ± 0.00002007 6.014 5.458/6.758 6.082 ± 0.6662
ea06 1342 1342/1342 1342 ± 0 6.014 5.099/6.1 5.757 ± 0.6254
ea07 1342 1342/1342 1342 ± 0 6.127 5.311/6.305 5.972 ± 0.6736
ea08 1342 1342/1342 1342 ± 0 6.485 5.722/6.895 6.447 ± 0.6574
ea09 1342 1342/1342 1342 ± 0.000006165 5.845 5.324/6.577 5.971 ± 0.6398
ea10 1342 1342/1342 1342 ± 0 5.58 5.106/6.085 5.622 ± 0.5569
ea11 1342 1342/1342 1342 ± 0.00002336 5.512 5.29/6.365 5.783 ± 0.6555
ea12 0 N/A 0 ± N/A 0 N/A 0 ± N/A
ea13 1342 1342/1342 1342 ± 0 5.966 5.588/6.378 6.026 ± 0.5162
ea14 1342 1342/1342 1342 ± 0 6.03 5.64/6.635 6.208 ± 0.5952
ea15 1342 1342/1342 1342 ± 0.00002263 6.261 5.68/6.736 6.28 ± 0.7161
ea16 1342 1342/1342 1342 ± 0 6.324 5.751/6.875 6.391 ± 0.726
ea17 1342 1342/1342 1342 ± 0 6.28 5.812/7.091 6.424 ± 0.683
ea18 1342 1342/1342 1342 ± 0 6.389 5.833/6.941 6.34 ± 0.6214
ea19 1342 1342/1342 1342 ± 0 6.15 5.465/6.656 6.079 ± 0.6202
ea20 1342 1342/1342 1342 ± 0 6.016 5.751/6.906 6.277 ± 0.6155
ea21 1342 1342/1342 1342 ± 0 5.556 5.167/6.031 5.647 ± 0.5245
ea22 1342 1342/1342 1342 ± 0 6.28 5.679/6.78 6.246 ± 0.6372
ea23 1342 1342/1342 1342 ± 0 6.309 5.54/6.473 6.193 ± 0.6718
ea24 1342 1342/1342 1342 ± 0 6.194 5.326/6.712 6.036 ± 0.6576
ea25 1342 1342/1342 1342 ± 0 6.553 5.74/7.024 6.543 ± 0.7976
ea27 1342 1342/1342 1342 ± 0 6.126 5.427/6.627 6.047 ± 0.6563
ea28 1342 1342/1342 1342 ± 0 6.458 5.811/7.058 6.48 ± 0.6492
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 ± 0.00002348 5.55 5.385/5.739 5.546 ± 0.261
4 1342 1342/1342 1342 ± 0.00002789 5.363 5.165/5.691 5.404 ± 0.3269
5 1342 1342/1342 1342 ± 0.00002348 5.476 5.216/5.72 5.501 ± 0.2999
6 1342 1342/1342 1342 ± 0.00002348 5.495 5.162/5.647 5.447 ± 0.2916
7 1342 1342/1342 1342 ± 0.00002348 5.547 5.408/5.743 5.522 ± 0.2543
8 1342 1342/1342 1342 ± 0.00002348 5.498 5.283/5.684 5.458 ± 0.28
9 1342 1342/1342 1342 ± 0.00002348 5.78 5.662/6.003 5.783 ± 0.278
10 1342 1342/1342 1342 ± 0.00002348 6.295 6.13/6.386 6.236 ± 0.2494
11 1342 1342/1342 1342 ± 0.00002348 6.528 6.328/6.632 6.467 ± 0.2651
12 1342 1342/1342 1342 ± 0.00002348 6.672 6.349/6.833 6.616 ± 0.318
13 1342 1342/1342 1342 ± 0.00002348 7.071 6.9/7.291 7.061 ± 0.3429
14 1342 1342/1342 1342 ± 0.00002348 7.359 7.067/7.5 7.279 ± 0.3598
15 1342 1342/1342 1342 ± 0.00002348 6.947 6.719/7.233 6.928 ± 0.3658
16 1342 1342/1342 1342 ± 0.00003115 6.265 5.98/6.546 6.251 ± 0.3722
17 1342 1342/1342 1342 ± 0.0000295 6.269 6.067/6.445 6.22 ± 0.3371
datacolumn
residual_data
statwtmode
VLASS-SE
vis
VLASS3.2.sb45661340.eb45880388.60435.82083380787_split_split.ms
overwrite_modelcol
False
output_dir
 
Start time
2025-07-25 11:47:10.460
End
2025-07-25 13:04:54.802
Duration
1:17:44.343
Note, WebLog generation is not included in the time.

CASA logs for stage 8