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

Statwt Summary Plot

VLASS2.1.sb38619750.eb38664746.59114.89728754629_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 5.564 5.242/6.101 5.698 ± 0.5448
ea02 1342 1342/1342 1342 ± 0.000002079 5.723 5.347/6.438 5.924 ± 0.6387
ea03 1342 1342/1342 1342 ± 0 5.357 4.718/5.964 5.376 ± 0.6681
ea04 1342 1342/1342 1342 ± 0 5.603 5.138/6.158 5.66 ± 0.5747
ea05 1342 1342/1342 1342 ± 0 5.746 5.271/6.184 5.779 ± 0.5719
ea06 1342 1342/1342 1342 ± 0 5.191 4.884/5.629 5.274 ± 0.4365
ea07 1342 1342/1342 1342 ± 0 5.975 5.37/6.211 5.943 ± 0.5976
ea08 1342 1342/1342 1342 ± 0.00001241 5.954 5.532/6.714 6.149 ± 0.6797
ea09 1342 1342/1342 1342 ± 0 5.743 5.236/6.34 5.79 ± 0.6495
ea10 1342 1342/1342 1342 ± 0.000001201 5.908 5.229/6.548 5.903 ± 0.6931
ea11 0 N/A 0 ± N/A 0 N/A 0 ± N/A
ea12 1342 1342/1342 1342 ± 0 5.775 5.285/6.435 5.947 ± 0.6762
ea13 1342 1342/1342 1342 ± 0 6.112 5.794/6.523 6.228 ± 0.5118
ea14 1342 1342/1342 1342 ± 0 5.809 5.283/6.409 5.897 ± 0.6859
ea15 1342 1342/1342 1342 ± 0 5.721 5.303/6.342 5.894 ± 0.6782
ea16 1342 1342/1342 1342 ± 0 6.069 5.604/6.687 6.216 ± 0.7132
ea17 1342 1342/1342 1342 ± 0.00003332 5.9 5.461/6.486 6.046 ± 0.6468
ea18 1342 1342/1342 1342 ± 0.000001698 5.021 4.682/5.517 5.116 ± 0.5428
ea19 1342 1342/1342 1342 ± 0 5.983 5.521/6.732 6.191 ± 0.6635
ea20 1342 1342/1342 1342 ± 0 5.987 5.609/6.571 6.146 ± 0.6218
ea21 1342 1342/1342 1342 ± 0 5.758 5.35/6.325 5.884 ± 0.5924
ea22 1342 1342/1342 1342 ± 0 5.504 5.227/6.352 5.754 ± 0.6672
ea23 1342 1342/1342 1342 ± 0 5.988 5.407/6.437 6.054 ± 0.7013
ea25 1342 1342/1342 1342 ± 0.000001201 5.626 5.262/6.173 5.765 ± 0.6023
ea26 1342 1342/1342 1342 ± 0 5.976 5.581/6.697 6.15 ± 0.6903
ea27 1342 1342/1342 1342 ± 0.000008125 5.549 5.237/6.368 5.746 ± 0.6156
ea28 1342 1342/1342 1342 ± 0.00003999 5.819 5.415/6.475 5.977 ± 0.6893
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 ± 0.0000235 5.344 5.226/5.6 5.366 ± 0.2733
3 1342 1342/1342 1342 ± 0.00002533 5.233 4.994/5.444 5.235 ± 0.3061
4 1342 1342/1342 1342 ± 0.00002383 5.212 5.071/5.356 5.21 ± 0.3178
5 1342 1342/1342 1342 ± 0.0000235 5.31 5.089/5.445 5.273 ± 0.3065
6 1342 1342/1342 1342 ± 0.0000235 5.28 5.109/5.447 5.254 ± 0.3184
7 1342 1342/1342 1342 ± 0.0000235 5.314 5.224/5.47 5.316 ± 0.244
8 1342 1342/1342 1342 ± 0.0000235 5.337 5.08/5.489 5.276 ± 0.264
9 1342 1342/1342 1342 ± 0.0000235 5.616 5.444/5.827 5.576 ± 0.2937
10 1342 1342/1342 1342 ± 0.0000235 6.059 5.898/6.207 6.031 ± 0.3008
11 1342 1342/1342 1342 ± 0.0000235 6.337 6.128/6.439 6.257 ± 0.3027
12 1342 1342/1342 1342 ± 0.00002395 6.474 6.282/6.617 6.42 ± 0.3205
13 1342 1342/1342 1342 ± 0.0000235 6.88 6.762/7.105 6.852 ± 0.3452
14 1342 1342/1342 1342 ± 0.0000235 7.09 6.85/7.275 6.999 ± 0.3783
15 1342 1342/1342 1342 ± 0.0000235 6.786 6.49/6.936 6.685 ± 0.3725
16 1342 1342/1342 1342 ± 0.00003943 6.09 5.729/6.315 6.048 ± 0.3397
17 1342 1342/1342 1342 ± 0.0000344 6.084 5.836/6.334 6.056 ± 0.3373
output_dir
 
statwtmode
VLASS-SE
overwrite_modelcol
False
vis
VLASS2.1.sb38619750.eb38664746.59114.89728754629_split_split.ms
datacolumn
residual_data
Start time
2025-01-04 04:39:25.727
End
2025-01-04 05:34:08.128
Duration
0:54:42.401
Note, WebLog generation is not included in the time.

CASA logs for stage 8