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 5.782 5.447/6.446 5.978 ± 0.6246
ea02 1342 1342/1342 1342 ± 0 5.968 5.446/6.708 6.108 ± 0.71
ea04 1342 1342/1342 1342 ± 0 5.41 4.872/5.893 5.438 ± 0.6216
ea05 1342 1342/1342 1342 ± 0.00002115 5.781 4.964/6.278 5.577 ± 0.6889
ea06 1342 1342/1342 1342 ± 0 4.764 4.353/5.211 4.777 ± 0.4499
ea07 1342 1342/1342 1342 ± 0 6.173 5.551/6.54 6.171 ± 0.6557
ea08 1342 1342/1342 1342 ± 0.00001493 5.998 5.635/6.949 6.279 ± 0.7535
ea09 1342 1342/1342 1342 ± 0 5.483 5.084/6.453 5.655 ± 0.6913
ea10 1342 1342/1342 1342 ± 0.000009305 6.1 5.426/6.978 6.145 ± 0.8088
ea11 1342 1342/1342 1342 ± 0 6.129 5.315/6.613 6.043 ± 0.7309
ea12 1342 1342/1342 1342 ± 0 5.84 5.199/6.385 5.878 ± 0.6689
ea13 1342 1342/1342 1342 ± 0 5.953 5.395/6.211 5.918 ± 0.593
ea14 1342 1342/1342 1342 ± 0 6.041 5.16/6.43 5.893 ± 0.7163
ea15 1342 1342/1342 1342 ± 0 5.555 4.697/6.046 5.489 ± 0.7653
ea16 1342 1342/1342 1342 ± 0 6.175 5.495/6.73 6.246 ± 0.7938
ea17 1342 1342/1342 1342 ± 0.00002505 6.225 5.567/7.053 6.318 ± 0.7771
ea18 1342 1342/1342 1342 ± 0 5.225 4.757/5.754 5.272 ± 0.5642
ea19 1342 1342/1342 1342 ± 0 6.059 5.291/6.638 6.018 ± 0.7599
ea20 1342 1342/1342 1342 ± 0 6.328 5.694/6.893 6.24 ± 0.6915
ea21 1342 1342/1342 1342 ± 0 5.764 5.133/6.299 5.747 ± 0.6636
ea22 1342 1342/1342 1342 ± 0 5.412 5.18/6.354 5.735 ± 0.6615
ea23 1342 1342/1342 1342 ± 0 6.292 5.532/6.794 6.269 ± 0.7534
ea25 1342 1342/1342 1342 ± 0.000001577 5.864 5.32/6.454 5.912 ± 0.6836
ea26 1342 1342/1342 1342 ± 0 5.767 5.317/6.796 6.01 ± 0.7602
ea27 1342 1342/1342 1342 ± 0.00002014 5.81 5.362/6.75 5.952 ± 0.7474
ea28 1342 1342/1342 1342 ± 0.00002685 5.767 5.626/6.872 6.139 ± 0.7534
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 ± 0.00002447 5.288 4.983/5.406 5.213 ± 0.3135
3 1342 1342/1342 1342 ± 0.00002663 5.062 4.916/5.309 5.061 ± 0.2919
4 1342 1342/1342 1342 ± 0.00003338 5.26 4.912/5.449 5.194 ± 0.3809
5 1342 1342/1342 1342 ± 0.00002372 5.223 5.045/5.529 5.267 ± 0.3918
6 1342 1342/1342 1342 ± 0.00002363 5.303 5.03/5.453 5.229 ± 0.3515
7 1342 1342/1342 1342 ± 0.00002356 5.366 5.16/5.495 5.273 ± 0.3243
8 1342 1342/1342 1342 ± 0.00002355 5.361 5.106/5.554 5.273 ± 0.3632
9 1342 1342/1342 1342 ± 0.00002353 5.601 5.376/5.913 5.576 ± 0.4165
10 1342 1342/1342 1342 ± 0.00002353 6.162 5.844/6.344 6.077 ± 0.3834
11 1342 1342/1342 1342 ± 0.00002353 6.395 6.162/6.604 6.307 ± 0.408
12 1342 1342/1342 1342 ± 0.00002353 6.538 6.305/6.759 6.492 ± 0.4285
13 1342 1342/1342 1342 ± 0.00002353 7.109 6.751/7.236 6.98 ± 0.4474
14 1342 1342/1342 1342 ± 0.00002353 7.268 6.88/7.495 7.157 ± 0.4936
15 1342 1342/1342 1342 ± 0.00002353 6.792 6.513/7.05 6.713 ± 0.4728
16 1342 1342/1342 1342 ± 0.00003392 5.966 5.789/6.281 5.962 ± 0.4013
17 1342 1342/1342 1342 ± 0.00003118 5.968 5.708/6.186 5.948 ± 0.3875
statwtmode
VLASS-SE
vis
VLASS2.1.sb38523814.eb38632964.59098.28982543982_split_split.ms
datacolumn
residual_data
overwrite_modelcol
False
output_dir
 
Start time
2025-01-07 05:03:34.071
End
2025-01-07 06:10:38.862
Duration
1:07:04.790
Note, WebLog generation is not included in the time.

CASA logs for stage 8