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

Statwt Summary Plot

VLASS2.1.sb38499285.eb38509861.59047.50492306713_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 5.425 5.168/6.01 5.482 ± 0.7888
ea02 1342 1342/1342 1342 ± 0.00004406 5.889 5.341/6.614 5.797 ± 0.9698
ea04 1342 1342/1342 1342 ± 0.00003053 5.293 4.895/5.778 5.179 ± 0.8023
ea05 1342 1342/1342 1342 ± 0.000006927 5.497 4.962/6.097 5.497 ± 0.7553
ea06 1342 1342/1342 1342 ± 0.000006211 5.295 4.962/5.893 5.206 ± 0.8594
ea07 1342 1342/1342 1342 ± 0.00004475 5.894 5.397/6.154 5.603 ± 0.8429
ea08 1342 1342/1342 1342 ± 0.00004473 5.991 5.512/6.832 5.985 ± 1.024
ea09 1342 1342/1342 1342 ± 0.0000107 5.582 4.986/6.067 5.492 ± 0.7071
ea10 1342 1342/1342 1342 ± 0.00004526 5.205 4.797/5.894 5.173 ± 0.7646
ea11 1342 1342/1342 1342 ± 0.00004456 5.918 5.359/6.505 5.721 ± 0.9626
ea12 1342 1342/1342 1342 ± 0.00001069 5.672 5.255/6.306 5.519 ± 1.032
ea13 1342 1342/1342 1342 ± 0.00001387 5.802 5.63/6.293 5.865 ± 0.7233
ea14 1342 1342/1342 1342 ± 0.000005887 5.69 5.23/6.377 5.642 ± 0.8111
ea15 1342 1342/1342 1342 ± 0 5.363 5.104/6.136 5.431 ± 0.8721
ea16 1342 1342/1342 1342 ± 0.00001492 5.806 5.443/6.603 5.764 ± 0.8945
ea17 1342 1342/1342 1342 ± 0.00004658 5.98 5.528/6.678 5.927 ± 0.988
ea18 1342 1342/1342 1342 ± 0.0000382 5.026 4.823/5.662 4.994 ± 0.7498
ea19 1342 1342/1342 1342 ± 0 5.733 5.409/6.392 5.768 ± 0.7472
ea20 1342 1342/1342 1342 ± 0.00002135 5.93 5.802/6.912 5.97 ± 1.159
ea21 1342 1342/1342 1342 ± 0.00001128 5.472 5.26/6.095 5.452 ± 0.7555
ea22 1342 1342/1342 1342 ± 0.00003623 5.493 5.105/6.458 5.652 ± 0.8535
ea23 1342 1342/1342 1342 ± 0.00004579 6.34 5.533/6.56 5.851 ± 1.083
ea24 1342 1342/1342 1342 ± 0.000004395 5.229 4.844/6.058 5.41 ± 0.6453
ea25 1342 1342/1342 1342 ± 0.00004526 5.651 5.355/6.334 5.612 ± 0.8963
ea26 1342 1342/1342 1342 ± 0.00002634 5.796 5.409/6.845 6.005 ± 0.875
ea27 1342 1342/1342 1342 ± 0.00004632 5.664 5.223/6.535 5.629 ± 0.9342
ea28 1342 1342/1342 1342 ± 0.0000441 5.863 5.546/6.668 5.843 ± 0.9355
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 ± 0.00002803 5.453 5.201/5.731 5.454 ± 0.29
3 1342 1342/1342 1342 ± 0.00003326 4.969 4.847/5.106 4.999 ± 0.2756
5 1342 1342/1342 1342 ± 0.00002423 5.302 5.011/5.484 5.282 ± 0.2844
6 1342 1342/1342 1342 ± 0.00002441 5.242 4.98/5.498 5.234 ± 0.3192
7 1342 1342/1342 1342 ± 0.00002351 5.371 5.153/5.584 5.345 ± 0.2721
8 1342 1342/1342 1342 ± 0.00002351 5.331 5.099/5.473 5.286 ± 0.3085
9 1342 1342/1342 1342 ± 0.00002384 5.644 5.312/5.809 5.558 ± 0.3086
10 1342 1342/1342 1342 ± 0.0000231 6.047 5.742/6.19 5.976 ± 0.3194
11 1342 1342/1342 1342 ± 0.0000231 6.292 6.064/6.485 6.265 ± 0.3004
12 1342 1342/1342 1342 ± 0.0000231 6.391 6.191/6.627 6.414 ± 0.3315
13 1342 1342/1342 1342 ± 0.0000231 6.673 6.329/6.839 6.596 ± 0.3474
14 1342 1342/1342 1342 ± 0.00002566 6.33 6.087/6.672 6.372 ± 0.4507
15 1342 1342/1342 1342 ± 0.00002405 6.494 6.043/6.737 6.414 ± 0.4167
16 1342 1342/1342 1342 ± 0.00006099 3.87 3.678/4.146 3.921 ± 0.3349
17 1342 1342/1342 1342 ± 0.00006061 4.036 3.821/4.285 4.049 ± 0.3561
statwtmode
VLASS-SE
overwrite_modelcol
False
output_dir
 
vis
VLASS2.1.sb38499285.eb38509861.59047.50492306713_split_split.ms
datacolumn
residual_data
Start time
2024-11-08 08:20:03.371
End
2024-11-08 09:33:18.169
Duration
1:13:14.798
Note, WebLog generation is not included in the time.

CASA logs for stage 8