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

Statwt Summary Plot

VLASS3.2.sb45663667.eb45887130.60436.11477922453_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 5.952 5.488/6.42 6.016 ± 0.6533
ea02 1342 1342/1342 1342 ± 0.00000112 6.296 5.464/6.448 6.091 ± 0.6978
ea03 1342 1342/1342 1342 ± 0 6.011 5.313/6.612 6.038 ± 0.7182
ea04 1342 1342/1342 1342 ± 0.000004134 5.355 4.893/5.78 5.351 ± 0.6044
ea05 1342 1342/1342 1342 ± 0.000001565 5.795 5.25/6.461 5.839 ± 0.7402
ea06 1342 1342/1342 1342 ± 0 5.853 4.936/5.883 5.558 ± 0.5929
ea07 1342 1342/1342 1342 ± 0 5.793 5.116/6.213 5.799 ± 0.7183
ea08 1342 1342/1342 1342 ± 0 6.281 5.568/6.721 6.275 ± 0.6887
ea09 1342 1342/1342 1342 ± 0 5.737 5.12/6.486 5.779 ± 0.7115
ea10 1342 1342/1342 1342 ± 0.000001563 5.427 4.883/5.897 5.396 ± 0.6264
ea11 1342 1342/1342 1342 ± 0.000001915 5.398 5.018/6.241 5.531 ± 0.7366
ea12 1342 1342/1342 1342 ± 0.000001105 5.464 5.142/6.061 5.628 ± 0.6493
ea13 1342 1342/1342 1342 ± 0.000002472 5.71 5.353/6.191 5.733 ± 0.6622
ea14 1342 1342/1342 1342 ± 0.000003315 6.006 5.456/6.456 5.953 ± 0.7349
ea15 1342 1342/1342 1342 ± 0.00000566 6.14 5.511/6.565 6.05 ± 0.7231
ea16 1342 1342/1342 1342 ± 0 6.052 5.613/6.673 6.186 ± 0.7054
ea17 1342 1342/1342 1342 ± 0 5.996 5.616/6.66 6.144 ± 0.7443
ea18 1342 1342/1342 1342 ± 0 6.211 5.743/6.815 6.286 ± 0.6841
ea19 1342 1342/1342 1342 ± 0.000001105 5.771 5.276/6.315 5.812 ± 0.6619
ea20 1342 1342/1342 1342 ± 0.00001209 5.712 5.224/6.387 5.755 ± 0.6418
ea21 1342 1342/1342 1342 ± 0 5.314 4.981/5.786 5.416 ± 0.4907
ea22 1342 1342/1342 1342 ± 0 6.005 5.495/6.475 6.052 ± 0.6816
ea23 1342 1342/1342 1342 ± 0.000001563 6.038 5.405/6.351 5.964 ± 0.7908
ea24 1342 1342/1342 1342 ± 0.000001977 6.185 5.184/6.589 5.878 ± 0.76
ea25 1342 1342/1342 1342 ± 0 6.442 5.589/6.939 6.383 ± 0.8065
ea27 1342 1342/1342 1342 ± 0 5.768 5.141/6.424 5.817 ± 0.722
ea28 1342 1342/1342 1342 ± 0 6.227 5.648/6.907 6.246 ± 0.6876
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 ± 0.00002344 5.329 5.169/5.551 5.345 ± 0.2585
3 1342 1342/1342 1342 ± 0.00002879 4.716 4.388/5.032 4.753 ± 0.4646
4 1342 1342/1342 1342 ± 0.00002385 5.118 4.85/5.318 5.094 ± 0.3548
5 1342 1342/1342 1342 ± 0.00002344 5.314 5.086/5.614 5.356 ± 0.314
6 1342 1342/1342 1342 ± 0.00002344 5.203 4.942/5.345 5.175 ± 0.2995
7 1342 1342/1342 1342 ± 0.00002344 5.406 5.269/5.567 5.369 ± 0.2509
8 1342 1342/1342 1342 ± 0.00002344 5.332 5.182/5.511 5.32 ± 0.2765
9 1342 1342/1342 1342 ± 0.00002344 5.666 5.473/5.861 5.646 ± 0.2849
10 1342 1342/1342 1342 ± 0.00002344 6.183 5.995/6.282 6.104 ± 0.2635
11 1342 1342/1342 1342 ± 0.00002344 6.396 6.189/6.518 6.318 ± 0.2848
12 1342 1342/1342 1342 ± 0.00002344 6.5 6.217/6.683 6.454 ± 0.3317
13 1342 1342/1342 1342 ± 0.00002344 6.885 6.662/7.203 6.89 ± 0.3527
14 1342 1342/1342 1342 ± 0.00002344 7.138 6.85/7.346 7.055 ± 0.3738
15 1342 1342/1342 1342 ± 0.00002344 6.848 6.485/7.113 6.782 ± 0.3939
16 1342 1342/1342 1342 ± 0.00002344 6.173 5.886/6.456 6.153 ± 0.388
17 1342 1342/1342 1342 ± 0.00002344 6.182 5.89/6.366 6.106 ± 0.3755
datacolumn
residual_data
statwtmode
VLASS-SE
output_dir
 
overwrite_modelcol
False
vis
VLASS3.2.sb45663667.eb45887130.60436.11477922453_split_split.ms
Start time
2025-07-25 13:53:08.486
End
2025-07-25 15:04:04.093
Duration
1:10:55.606
Note, WebLog generation is not included in the time.

CASA logs for stage 8