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

Statwt Summary Plot

VLASS2.1.sb38563510.eb38566235.59073.10379631944_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 5.512 5.21/6.051 5.608 ± 0.6702
ea02 1342 1342/1342 1342 ± 0.0000316 5.872 5.177/6.46 5.933 ± 0.7125
ea05 1342 1342/1342 1342 ± 0 5.633 5.076/6.222 5.62 ± 0.6488
ea06 1342 1342/1342 1342 ± 0.00001913 5.171 4.791/5.435 5.102 ± 0.5265
ea07 1342 1342/1342 1342 ± 0.00004487 5.796 5.306/5.989 5.64 ± 0.7173
ea08 1342 1342/1342 1342 ± 0.00004355 6.636 5.547/7.169 6.282 ± 0.9079
ea09 1342 1342/1342 1342 ± 0.00001195 5.104 4.772/5.695 5.224 ± 0.5017
ea10 1342 1342/1342 1342 ± 0.00004643 6.248 5.114/6.585 5.859 ± 0.813
ea11 1342 1342/1342 1342 ± 0.00004183 5.843 5.248/6.419 5.851 ± 0.7919
ea12 1342 1342/1342 1342 ± 0.00002329 5.446 5.226/6.378 5.755 ± 0.785
ea13 1342 1342/1342 1342 ± 0.000001923 5.846 5.363/5.962 5.756 ± 0.5032
ea14 1342 1342/1342 1342 ± 0.00003711 6.45 5.763/6.88 6.119 ± 0.9262
ea15 1342 1342/1342 1342 ± 0.00001156 5.29 5.049/6.072 5.629 ± 0.7096
ea16 1342 1342/1342 1342 ± 0 5.153 5.001/5.324 5.209 ± 0.218
ea17 1342 1342/1342 1342 ± 0.00004487 5.909 5.421/6.939 6.086 ± 0.8733
ea18 1342 1342/1342 1342 ± 0.00003523 4.925 4.579/5.69 5.103 ± 0.6395
ea19 1342 1342/1342 1342 ± 0.0000056 5.664 5.211/6.447 5.803 ± 0.7263
ea20 1342 1342/1342 1342 ± 0.00002749 6.121 5.663/6.845 6.128 ± 0.851
ea21 1342 1342/1342 1342 ± 0.00001324 5.666 5.167/6.136 5.647 ± 0.6884
ea22 1342 1342/1342 1342 ± 0.00002307 5.588 5.268/6.327 5.738 ± 0.6294
ea23 1342 1342/1342 1342 ± 0.00004529 5.927 5.397/6.58 5.96 ± 0.8992
ea25 1342 1342/1342 1342 ± 0 5.34 5.241/5.515 5.329 ± 0.1961
ea26 1342 1342/1342 1342 ± 0.00001232 5.409 5.298/6.223 5.767 ± 0.5675
ea27 1342 1342/1342 1342 ± 0.00004554 5.663 5.296/6.448 5.759 ± 0.7427
ea28 1342 1342/1342 1342 ± 0.00004404 5.595 5.388/6.496 5.888 ± 0.797
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.
5 1342 1342/1342 1342 ± 0.0000274 5.551 5.347/5.661 5.477 ± 0.3828
6 1342 1342/1342 1342 ± 0.00002521 5.234 5.009/5.339 5.186 ± 0.2371
7 1342 1342/1342 1342 ± 0.00002439 5.234 5.039/5.344 5.219 ± 0.238
8 1342 1342/1342 1342 ± 0.00002439 5.169 5.005/5.38 5.196 ± 0.2877
9 1342 1342/1342 1342 ± 0.00002439 5.442 5.284/5.785 5.446 ± 0.3374
10 1342 1342/1342 1342 ± 0.0000249 5.841 5.788/6.1 5.884 ± 0.3446
11 1342 1342/1342 1342 ± 0.0000249 6.119 5.878/6.386 6.122 ± 0.3591
12 1342 1342/1342 1342 ± 0.0000249 6.373 6.046/6.486 6.284 ± 0.3655
13 1342 1342/1342 1342 ± 0.0000249 6.655 6.465/7.029 6.706 ± 0.3774
14 1342 1342/1342 1342 ± 0.0000249 6.886 6.73/7.16 6.887 ± 0.4104
15 1342 1342/1342 1342 ± 0.00002495 6.49 6.386/6.755 6.472 ± 0.4234
16 1342 1342/1342 1342 ± 0.00006068 4.555 4.387/4.771 4.588 ± 0.2848
17 1342 1342/1342 1342 ± 0.0000606 4.902 4.687/5.119 4.921 ± 0.3179
statwtmode
VLASS-SE
vis
VLASS2.1.sb38563510.eb38566235.59073.10379631944_split_split.ms
output_dir
 
overwrite_modelcol
False
datacolumn
residual_data
Start time
2024-10-31 00:21:49.249
End
2024-10-31 01:02:58.839
Duration
0:41:09.590
Note, WebLog generation is not included in the time.

CASA logs for stage 8