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

Statwt Summary Plot

VLASS2.1.sb38541375.eb38627613.59093.84554634259_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 5.537 5.171/5.983 5.624 ± 0.5303
ea02 0 N/A 0 ± N/A 0 N/A 0 ± N/A
ea04 1342 1342/1342 1342 ± 0.000007282 5.478 5.095/6.038 5.621 ± 0.5569
ea05 1342 1342/1342 1342 ± 0 5.683 5.262/6.232 5.773 ± 0.587
ea06 1342 1342/1342 1342 ± 0 4.977 4.679/5.346 5.037 ± 0.3837
ea07 1342 1342/1342 1342 ± 0 5.866 5.351/6.176 5.928 ± 0.5594
ea08 1342 1342/1342 1342 ± 0 5.859 5.444/6.509 5.966 ± 0.6747
ea09 1342 1342/1342 1342 ± 0 5.564 5.14/6.322 5.691 ± 0.619
ea10 1342 1342/1342 1342 ± 0 5.8 5.258/6.537 5.857 ± 0.6742
ea11 0 N/A 0 ± N/A 0 N/A 0 ± N/A
ea12 1342 1342/1342 1342 ± 0 5.765 5.327/6.291 5.882 ± 0.603
ea13 1342 1342/1342 1342 ± 0 5.957 5.688/6.296 6.053 ± 0.4927
ea14 1342 1342/1342 1342 ± 0 5.787 5.213/6.328 5.79 ± 0.65
ea15 1342 1342/1342 1342 ± 0 5.741 5.125/6.181 5.72 ± 0.667
ea16 1342 1342/1342 1342 ± 0 6.08 5.617/6.571 6.166 ± 0.7228
ea17 1342 1342/1342 1342 ± 0.000006946 5.898 5.469/6.395 5.989 ± 0.6437
ea18 1342 1342/1342 1342 ± 0 5.043 4.762/5.489 5.124 ± 0.5013
ea19 1342 1342/1342 1342 ± 0 5.962 5.526/6.57 6.095 ± 0.6547
ea20 1342 1342/1342 1342 ± 0 6.113 5.718/6.748 6.222 ± 0.6555
ea21 1342 1342/1342 1342 ± 0 5.617 5.242/6.244 5.773 ± 0.5664
ea22 1342 1342/1342 1342 ± 0 5.769 5.113/6.298 5.676 ± 0.6457
ea23 1342 1342/1342 1342 ± 0 5.948 5.445/6.546 6.029 ± 0.6668
ea25 1342 1342/1342 1342 ± 0.000002233 5.57 5.206/6.052 5.634 ± 0.5741
ea26 1342 1342/1342 1342 ± 0 6.057 5.583/6.674 6.065 ± 0.6284
ea27 1342 1342/1342 1342 ± 0.00002215 5.528 5.215/6.306 5.686 ± 0.601
ea28 1342 1342/1342 1342 ± 0 5.572 5.321/6.319 5.773 ± 0.6429
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 ± 0.00002444 5.356 5.162/5.564 5.353 ± 0.2498
3 1342 1342/1342 1342 ± 0.00002674 5.001 4.804/5.209 5.004 ± 0.2694
4 1342 1342/1342 1342 ± 0.00002444 5.201 4.994/5.306 5.134 ± 0.2958
5 1342 1342/1342 1342 ± 0.00002515 5.206 4.954/5.348 5.187 ± 0.2877
6 1342 1342/1342 1342 ± 0.00002444 5.26 5.116/5.465 5.247 ± 0.277
7 1342 1342/1342 1342 ± 0.00002444 5.34 5.221/5.506 5.342 ± 0.2475
8 1342 1342/1342 1342 ± 0.00002444 5.352 5.125/5.525 5.297 ± 0.2743
9 1342 1342/1342 1342 ± 0.00002444 5.585 5.442/5.832 5.571 ± 0.3058
10 1342 1342/1342 1342 ± 0.00002444 5.978 5.913/6.191 5.985 ± 0.3018
11 1342 1342/1342 1342 ± 0.00002444 6.275 6.112/6.441 6.2 ± 0.3252
12 1342 1342/1342 1342 ± 0.00002444 6.365 6.167/6.568 6.338 ± 0.351
13 1342 1342/1342 1342 ± 0.00002444 6.771 6.686/6.923 6.745 ± 0.3678
14 1342 1342/1342 1342 ± 0.00002444 6.947 6.735/7.18 6.901 ± 0.393
15 1342 1342/1342 1342 ± 0.00002444 6.591 6.415/6.786 6.53 ± 0.3787
16 1342 1342/1342 1342 ± 0.00002828 5.928 5.782/6.154 5.931 ± 0.3257
17 1342 1342/1342 1342 ± 0.00002648 5.883 5.735/6.104 5.891 ± 0.3217
datacolumn
residual_data
statwtmode
VLASS-SE
vis
VLASS2.1.sb38541375.eb38627613.59093.84554634259_split_split.ms
output_dir
 
overwrite_modelcol
False
Start time
2024-05-01 10:23:28.347
End
2024-05-01 11:04:48.502
Duration
0:41:20.154
Note, WebLog generation is not included in the time.

CASA logs for stage 7