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

Statwt Summary Plot

VLASS2.1.sb38617404.eb38633387.59098.857396747684_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 5.229 5.11/5.641 5.412 ± 0.527
ea02 1342 1342/1342 1342 ± 0 5.595 5.251/6.215 5.747 ± 0.6602
ea04 1342 1342/1342 1342 ± 0.000002491 5.125 4.784/5.577 5.218 ± 0.4829
ea05 1342 1342/1342 1342 ± 0 5.629 5.079/6.051 5.522 ± 0.5377
ea06 1342 1342/1342 1342 ± 0 4.941 4.657/5.447 5.068 ± 0.483
ea07 1342 1342/1342 1342 ± 0.000004341 5.541 5.215/5.868 5.652 ± 0.5208
ea08 1342 1342/1342 1342 ± 0.0000112 5.609 5.251/6.239 5.758 ± 0.6557
ea09 1342 1342/1342 1342 ± 0 5.547 5.099/6.168 5.598 ± 0.5685
ea10 1342 1342/1342 1342 ± 0.00003906 5.508 5.099/6.248 5.641 ± 0.61
ea11 0 N/A 0 ± N/A 0 N/A 0 ± N/A
ea12 1342 1342/1342 1342 ± 0 5.622 5.129/6.058 5.652 ± 0.5937
ea13 1342 1342/1342 1342 ± 0 5.954 5.556/6.145 5.964 ± 0.4789
ea14 1342 1342/1342 1342 ± 0 5.493 5.096/6.019 5.61 ± 0.5754
ea15 1342 1342/1342 1342 ± 0 5.317 4.916/5.9 5.483 ± 0.5957
ea16 1342 1342/1342 1342 ± 0 5.932 5.436/6.436 5.991 ± 0.6451
ea17 1342 1342/1342 1342 ± 0.000009073 5.544 5.308/6.14 5.737 ± 0.5938
ea18 1342 1342/1342 1342 ± 0.000006781 4.869 4.502/5.294 4.875 ± 0.4866
ea19 1342 1342/1342 1342 ± 0 5.885 5.446/6.439 5.962 ± 0.5698
ea20 1342 1342/1342 1342 ± 0 6.018 5.439/6.473 5.956 ± 0.5805
ea21 1342 1342/1342 1342 ± 0 5.377 5.126/5.892 5.557 ± 0.4629
ea22 1342 1342/1342 1342 ± 0 5.372 5.111/6.108 5.587 ± 0.6146
ea23 1342 1342/1342 1342 ± 0 5.629 5.259/6.253 5.787 ± 0.602
ea25 1342 1342/1342 1342 ± 0.000006583 5.197 4.986/5.742 5.379 ± 0.532
ea26 1342 1342/1342 1342 ± 0 5.821 5.533/6.422 5.967 ± 0.6477
ea27 1342 1342/1342 1342 ± 0.00004073 5.223 5.086/6.041 5.445 ± 0.5779
ea28 1342 1342/1342 1342 ± 0.00003681 5.346 5.17/6.153 5.605 ± 0.6002
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 ± 0.00002392 5.143 5.048/5.48 5.205 ± 0.2722
3 1342 1342/1342 1342 ± 0.00002657 4.844 4.679/5.152 4.906 ± 0.3599
4 1342 1342/1342 1342 ± 0.00002627 5.141 4.962/5.342 5.095 ± 0.3005
5 1342 1342/1342 1342 ± 0.00002392 5.168 4.951/5.371 5.172 ± 0.3413
6 1342 1342/1342 1342 ± 0.00002392 5.161 5.048/5.384 5.178 ± 0.2891
7 1342 1342/1342 1342 ± 0.00002392 5.124 5.07/5.259 5.137 ± 0.2512
8 1342 1342/1342 1342 ± 0.00002392 5.115 4.873/5.26 5.049 ± 0.2854
9 1342 1342/1342 1342 ± 0.00002392 5.335 5.173/5.561 5.308 ± 0.3047
10 1342 1342/1342 1342 ± 0.00002392 5.736 5.624/5.938 5.723 ± 0.291
11 1342 1342/1342 1342 ± 0.00002392 5.986 5.792/6.107 5.927 ± 0.304
12 1342 1342/1342 1342 ± 0.00002392 6.107 5.874/6.267 6.085 ± 0.331
13 1342 1342/1342 1342 ± 0.00002392 6.518 6.386/6.649 6.492 ± 0.3339
14 1342 1342/1342 1342 ± 0.00002392 6.691 6.46/7.012 6.686 ± 0.3614
15 1342 1342/1342 1342 ± 0.00002392 6.467 6.161/6.633 6.364 ± 0.3845
16 1342 1342/1342 1342 ± 0.00004367 5.557 5.31/5.873 5.622 ± 0.342
17 1342 1342/1342 1342 ± 0.0000439 5.593 5.377/5.944 5.629 ± 0.3315
overwrite_modelcol
False
statwtmode
VLASS-SE
output_dir
 
datacolumn
residual_data
vis
VLASS2.1.sb38617404.eb38633387.59098.857396747684_split_split.ms
Start time
2025-01-11 00:28:27.694
End
2025-01-11 01:00:59.169
Duration
0:32:31.475
Note, WebLog generation is not included in the time.

CASA logs for stage 8