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 5.464 5.154/6.01 5.615 ± 0.5409
ea02 1342 1342/1342 1342 ± 0 5.638 5.258/6.355 5.839 ± 0.6443
ea03 1342 1342/1342 1342 ± 0 5.224 4.638/5.901 5.291 ± 0.6728
ea04 1342 1342/1342 1342 ± 0 5.532 5.063/6.13 5.597 ± 0.5855
ea05 1342 1342/1342 1342 ± 0 5.699 5.212/6.137 5.729 ± 0.5799
ea06 1342 1342/1342 1342 ± 0 5.141 4.813/5.555 5.206 ± 0.442
ea07 1342 1342/1342 1342 ± 0 5.881 5.264/6.124 5.838 ± 0.5984
ea08 1342 1342/1342 1342 ± 0.000007136 5.894 5.434/6.619 6.066 ± 0.6874
ea09 1342 1342/1342 1342 ± 0 5.647 5.154/6.263 5.714 ± 0.6641
ea10 1342 1342/1342 1342 ± 0 5.809 5.123/6.475 5.799 ± 0.7011
ea11 0 N/A 0 ± N/A 0 N/A 0 ± N/A
ea12 1342 1342/1342 1342 ± 0 5.685 5.195/6.357 5.857 ± 0.6787
ea13 1342 1342/1342 1342 ± 0 5.891 5.681/6.44 6.109 ± 0.5326
ea14 1342 1342/1342 1342 ± 0 5.732 5.194/6.349 5.811 ± 0.691
ea15 1342 1342/1342 1342 ± 0 5.641 5.204/6.315 5.812 ± 0.6861
ea16 1342 1342/1342 1342 ± 0 5.983 5.499/6.61 6.123 ± 0.7238
ea17 1342 1342/1342 1342 ± 0.00002343 5.809 5.369/6.353 5.951 ± 0.6402
ea18 1342 1342/1342 1342 ± 0.000001208 4.951 4.599/5.476 5.046 ± 0.5549
ea19 1342 1342/1342 1342 ± 0 5.887 5.433/6.658 6.098 ± 0.6665
ea20 1342 1342/1342 1342 ± 0 5.892 5.519/6.511 6.06 ± 0.6274
ea21 1342 1342/1342 1342 ± 0 5.7 5.257/6.244 5.799 ± 0.5949
ea22 1342 1342/1342 1342 ± 0 5.42 5.142/6.268 5.674 ± 0.6708
ea23 1342 1342/1342 1342 ± 0 5.9 5.28/6.374 5.962 ± 0.71
ea25 1342 1342/1342 1342 ± 0.000001708 5.571 5.179/6.099 5.69 ± 0.6027
ea26 1342 1342/1342 1342 ± 0 5.816 5.484/6.612 6.046 ± 0.7001
ea27 1342 1342/1342 1342 ± 0.000003623 5.49 5.134/6.301 5.669 ± 0.6249
ea28 1342 1342/1342 1342 ± 0.00004003 5.695 5.318/6.397 5.888 ± 0.6873
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 ± 0.00002349 5.251 5.134/5.5 5.271 ± 0.2666
3 1342 1342/1342 1342 ± 0.00002449 5.159 4.943/5.333 5.137 ± 0.3041
4 1342 1342/1342 1342 ± 0.00002404 5.117 4.997/5.25 5.106 ± 0.3085
5 1342 1342/1342 1342 ± 0.00002349 5.219 4.987/5.336 5.175 ± 0.2994
6 1342 1342/1342 1342 ± 0.00002349 5.189 5.008/5.361 5.162 ± 0.3098
7 1342 1342/1342 1342 ± 0.00002349 5.227 5.128/5.39 5.232 ± 0.2377
8 1342 1342/1342 1342 ± 0.00002349 5.256 5.023/5.406 5.199 ± 0.2574
9 1342 1342/1342 1342 ± 0.00002349 5.549 5.406/5.734 5.5 ± 0.2854
10 1342 1342/1342 1342 ± 0.00002349 6.006 5.829/6.125 5.952 ± 0.2939
11 1342 1342/1342 1342 ± 0.00002349 6.258 6.047/6.362 6.18 ± 0.2979
12 1342 1342/1342 1342 ± 0.00002394 6.399 6.203/6.535 6.348 ± 0.3132
13 1342 1342/1342 1342 ± 0.00002349 6.792 6.681/7.02 6.774 ± 0.3382
14 1342 1342/1342 1342 ± 0.00002349 7.009 6.773/7.201 6.923 ± 0.3671
15 1342 1342/1342 1342 ± 0.00002349 6.66 6.376/6.859 6.591 ± 0.3674
16 1342 1342/1342 1342 ± 0.00003565 6.001 5.688/6.251 5.972 ± 0.3339
17 1342 1342/1342 1342 ± 0.0000332 5.951 5.758/6.239 5.975 ± 0.3399
statwtmode
VLASS-SE
vis
VLASS2.1.sb38619750.eb38664746.59114.89728754629_split_split.ms
output_dir
 
datacolumn
residual_data
overwrite_modelcol
False
Start time
2025-01-04 03:16:47.756
End
2025-01-04 04:13:02.984
Duration
0:56:15.227
Note, WebLog generation is not included in the time.

CASA logs for stage 8