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

Statwt Summary Plot

VLASS3.2.sb45460397.eb46168936.60474.13114186343_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 5.323 5.14/6.405 5.684 ± 0.8529
ea02 1342 1342/1342 1342 ± 0 5.398 5.017/6.154 5.549 ± 0.8688
ea03 1342 1342/1342 1342 ± 0 5.675 4.939/6.403 5.61 ± 0.8648
ea04 1342 1342/1342 1342 ± 0.00003816 5.059 4.782/5.937 5.291 ± 0.7106
ea05 1342 1342/1342 1342 ± 0.00004078 5.165 4.92/6.369 5.456 ± 0.8789
ea06 1342 1342/1342 1342 ± 0 5.212 4.673/5.69 5.241 ± 0.733
ea07 1342 1342/1342 1342 ± 0.000001207 4.918 4.757/5.977 5.321 ± 0.8657
ea08 1342 1342/1342 1342 ± 0 5.462 5.081/6.465 5.73 ± 0.8797
ea09 1342 1342/1342 1342 ± 0.0000386 4.86 4.705/5.991 5.17 ± 0.7493
ea10 1342 1342/1342 1342 ± 0.00004152 4.769 4.493/5.81 5.039 ± 0.7702
ea11 1342 1342/1342 1342 ± 0.00004162 5.006 4.518/6.13 5.278 ± 0.9087
ea12 1342 1342/1342 1342 ± 0.00003255 5.033 4.786/5.928 5.279 ± 0.6516
ea14 1342 1342/1342 1342 ± 0.00004105 5.299 5.091/6.205 5.58 ± 0.6852
ea15 1342 1342/1342 1342 ± 0.00004144 5.249 5.081/6.27 5.583 ± 0.8895
ea16 1342 1342/1342 1342 ± 0 5.502 5.184/6.367 5.661 ± 0.878
ea17 1342 1342/1342 1342 ± 0.00001529 5.26 4.996/6.614 5.644 ± 0.7913
ea18 1342 1342/1342 1342 ± 0 5.719 5.223/6.58 5.827 ± 0.7935
ea19 1342 1342/1342 1342 ± 0.00001443 5.223 4.995/6.266 5.516 ± 0.7501
ea21 1342 1342/1342 1342 ± 0 4.96 4.649/5.606 5.062 ± 0.6815
ea22 1342 1342/1342 1342 ± 0 5.328 5.095/6.338 5.566 ± 0.7807
ea23 1342 1342/1342 1342 ± 0.0000415 5.301 5.041/6.178 5.601 ± 0.776
ea24 1342 1342/1342 1342 ± 0.000002413 5.245 4.921/6.31 5.487 ± 0.781
ea25 1342 1342/1342 1342 ± 0 5.95 5.136/6.578 5.876 ± 0.9501
ea27 1342 1342/1342 1342 ± 0 5.199 4.949/6.255 5.471 ± 0.7615
ea28 1342 1342/1342 1342 ± 0.00001418 5.435 5.309/6.751 5.812 ± 0.8613
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 ± 0.00002394 4.943 4.781/5.108 4.9 ± 0.3084
4 1342 1342/1342 1342 ± 0.00002415 3.842 3.64/4.049 3.873 ± 0.2999
5 1342 1342/1342 1342 ± 0.00002394 4.929 4.73/5.264 4.979 ± 0.2703
6 1342 1342/1342 1342 ± 0.00002394 4.962 4.759/5.191 4.956 ± 0.251
7 1342 1342/1342 1342 ± 0.00002394 5.015 4.887/5.146 4.998 ± 0.219
8 1342 1342/1342 1342 ± 0.00002394 4.962 4.801/5.094 4.951 ± 0.2394
9 1342 1342/1342 1342 ± 0.00002394 5.322 5.113/5.49 5.278 ± 0.2521
10 1342 1342/1342 1342 ± 0.00002394 5.854 5.736/5.991 5.835 ± 0.2394
11 1342 1342/1342 1342 ± 0.00002394 6.127 5.922/6.181 6.071 ± 0.2505
12 1342 1342/1342 1342 ± 0.00002394 6.259 5.991/6.408 6.231 ± 0.2916
13 1342 1342/1342 1342 ± 0.00002394 6.683 6.512/6.897 6.666 ± 0.3007
14 1342 1342/1342 1342 ± 0.00002394 6.812 6.501/6.967 6.763 ± 0.3241
15 1342 1342/1342 1342 ± 0.00002394 6.497 6.245/6.744 6.5 ± 0.3419
16 1342 1342/1342 1342 ± 0.00005798 5.262 5.056/5.492 5.307 ± 0.3641
17 1342 1342/1342 1342 ± 0.00006014 5.022 4.839/5.229 5.089 ± 0.3422
datacolumn
residual_data
output_dir
 
statwtmode
VLASS-SE
overwrite_modelcol
False
vis
VLASS3.2.sb45460397.eb46168936.60474.13114186343_split_split.ms
Start time
2025-07-22 09:41:17.898
End
2025-07-22 10:35:19.196
Duration
0:54:01.298
Note, WebLog generation is not included in the time.

CASA logs for stage 8