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

Statwt Summary Plot

VLASS2.1.sb38523814.eb38632964.59098.28982543982_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 5.563 5.34/6.032 5.744 ± 0.5464
ea02 1342 1342/1342 1342 ± 0.00000107 5.841 5.439/6.515 6.032 ± 0.6718
ea04 1342 1342/1342 1342 ± 0 5.449 5.1/6.115 5.656 ± 0.587
ea05 1342 1342/1342 1342 ± 0 5.753 5.282/6.208 5.79 ± 0.6072
ea06 1342 1342/1342 1342 ± 0 4.796 4.577/5.285 4.914 ± 0.403
ea07 1342 1342/1342 1342 ± 0 6.027 5.512/6.332 6.06 ± 0.61
ea08 1342 1342/1342 1342 ± 0.000001852 5.854 5.563/6.678 6.142 ± 0.6981
ea09 1342 1342/1342 1342 ± 0 5.59 5.224/6.316 5.748 ± 0.6731
ea10 1342 1342/1342 1342 ± 0 6.043 5.422/6.682 6.048 ± 0.695
ea11 1342 1342/1342 1342 ± 0 5.9 5.228/6.409 5.892 ± 0.6682
ea12 1342 1342/1342 1342 ± 0 5.771 5.39/6.443 5.981 ± 0.6562
ea13 1342 1342/1342 1342 ± 0 5.855 5.725/6.387 6.106 ± 0.5472
ea14 1342 1342/1342 1342 ± 0 5.819 5.237/6.394 5.878 ± 0.6823
ea15 1342 1342/1342 1342 ± 0 5.624 5.134/6.278 5.765 ± 0.7116
ea16 1342 1342/1342 1342 ± 0 6.263 5.699/6.806 6.34 ± 0.7535
ea17 1342 1342/1342 1342 ± 0.00001849 6.089 5.63/6.912 6.234 ± 0.6713
ea18 1342 1342/1342 1342 ± 0 5.058 4.785/5.612 5.206 ± 0.5289
ea19 1342 1342/1342 1342 ± 0 5.779 5.548/6.753 6.171 ± 0.6975
ea20 1342 1342/1342 1342 ± 0 6.138 5.713/6.753 6.264 ± 0.6616
ea21 1342 1342/1342 1342 ± 0 5.752 5.4/6.327 5.883 ± 0.6
ea22 1342 1342/1342 1342 ± 0 5.437 5.212/6.399 5.764 ± 0.6699
ea23 1342 1342/1342 1342 ± 0 6.224 5.545/6.698 6.205 ± 0.7071
ea25 1342 1342/1342 1342 ± 0 5.67 5.317/6.193 5.793 ± 0.6019
ea26 1342 1342/1342 1342 ± 0 5.874 5.561/6.67 6.128 ± 0.7206
ea27 1342 1342/1342 1342 ± 0.00002004 5.663 5.393/6.52 5.892 ± 0.6255
ea28 1342 1342/1342 1342 ± 0.00002444 5.647 5.438/6.49 5.922 ± 0.694
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 ± 0.00002353 5.391 5.192/5.548 5.36 ± 0.2614
3 1342 1342/1342 1342 ± 0.00002498 5.202 4.997/5.435 5.178 ± 0.289
4 1342 1342/1342 1342 ± 0.00002398 5.264 4.985/5.421 5.184 ± 0.2874
5 1342 1342/1342 1342 ± 0.00002353 5.429 5.161/5.622 5.399 ± 0.3243
6 1342 1342/1342 1342 ± 0.00002353 5.376 5.154/5.541 5.339 ± 0.2999
7 1342 1342/1342 1342 ± 0.00002353 5.428 5.24/5.584 5.391 ± 0.2851
8 1342 1342/1342 1342 ± 0.00002353 5.419 5.221/5.525 5.346 ± 0.3063
9 1342 1342/1342 1342 ± 0.00002353 5.695 5.468/5.942 5.641 ± 0.3592
10 1342 1342/1342 1342 ± 0.00002377 6.113 5.941/6.289 6.068 ± 0.3283
11 1342 1342/1342 1342 ± 0.00002377 6.342 6.163/6.494 6.286 ± 0.3404
12 1342 1342/1342 1342 ± 0.00002353 6.475 6.368/6.703 6.462 ± 0.3712
13 1342 1342/1342 1342 ± 0.00002353 6.99 6.849/7.129 6.932 ± 0.4007
14 1342 1342/1342 1342 ± 0.00002353 7.213 6.977/7.414 7.123 ± 0.4406
15 1342 1342/1342 1342 ± 0.00002353 6.817 6.574/6.938 6.692 ± 0.4315
16 1342 1342/1342 1342 ± 0.00003111 5.969 5.674/6.25 5.967 ± 0.4145
17 1342 1342/1342 1342 ± 0.00002992 6.048 5.716/6.282 5.995 ± 0.3834
vis
VLASS2.1.sb38523814.eb38632964.59098.28982543982_split_split.ms
output_dir
 
overwrite_modelcol
False
statwtmode
VLASS-SE
datacolumn
residual_data
Start time
2025-01-07 04:36:38.727
End
2025-01-07 05:39:45.253
Duration
1:03:06.526
Note, WebLog generation is not included in the time.

CASA logs for stage 8