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

Statwt Summary Plot

VLASS2.1.sb38458451.eb38565931.59072.733167094906_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 5.005 4.904/5.825 5.247 ± 0.6538
ea02 1342 1342/1342 1342 ± 0.0000425 5.62 5.081/6.307 5.575 ± 0.8322
ea05 1342 1342/1342 1342 ± 0.000005325 5.236 4.894/6.299 5.545 ± 0.7083
ea06 1342 1342/1342 1342 ± 0.000002754 4.937 4.771/5.512 5.025 ± 0.5889
ea07 1342 1342/1342 1342 ± 0.00004445 5.374 5.013/5.728 5.363 ± 0.6603
ea08 1342 1342/1342 1342 ± 0.00004248 5.733 5.237/6.516 5.736 ± 0.8892
ea09 1342 1342/1342 1342 ± 0.0000376 5.072 4.697/5.814 5.093 ± 0.6646
ea10 1342 1342/1342 1342 ± 0.00004272 5.265 4.909/6.292 5.452 ± 0.8084
ea11 1342 1342/1342 1342 ± 0.00004267 5.503 4.975/6.251 5.529 ± 0.8073
ea12 1342 1342/1342 1342 ± 0.000001377 5.34 5.053/6.247 5.523 ± 0.8283
ea13 1342 1342/1342 1342 ± 0.00003376 5.585 5.474/6.146 5.717 ± 0.7436
ea14 1342 1342/1342 1342 ± 0 5.468 4.987/6.294 5.638 ± 0.7393
ea15 1342 1342/1342 1342 ± 0 5.197 4.968/6.004 5.447 ± 0.7466
ea16 1342 1342/1342 1342 ± 0 5.05 4.948/5.151 5.021 ± 0.2133
ea17 1342 1342/1342 1342 ± 0.00004222 5.455 5.058/6.509 5.612 ± 0.8371
ea18 1342 1342/1342 1342 ± 0.00003087 4.776 4.485/5.483 4.863 ± 0.5954
ea19 1342 1342/1342 1342 ± 0 5.388 5.15/6.395 5.701 ± 0.7107
ea20 1342 1342/1342 1342 ± 0.00001712 5.652 5.378/6.746 5.798 ± 0.9057
ea21 1342 1342/1342 1342 ± 0.000009719 5.104 5.064/6.032 5.463 ± 0.6727
ea22 1342 1342/1342 1342 ± 0.0000427 5.254 4.981/6.311 5.493 ± 0.7982
ea23 1342 1342/1342 1342 ± 0.00003849 5.306 5.052/6.314 5.676 ± 0.8134
ea25 1342 1342/1342 1342 ± 0 5.009 4.884/5.107 5.019 ± 0.1974
ea26 1342 1342/1342 1342 ± 0.00002056 5.314 5.204/6.297 5.525 ± 0.7977
ea27 1342 1342/1342 1342 ± 0.0000422 5.134 4.853/6.211 5.382 ± 0.7686
ea28 1342 1342/1342 1342 ± 0.00004247 5.32 5.062/6.271 5.516 ± 0.7775
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 ± 0.00002404 5.148 5.004/5.319 5.158 ± 0.2334
4 1342 1342/1342 1342 ± 0.00003848 4.788 4.676/4.849 4.76 ± 0.1672
5 1342 1342/1342 1342 ± 0.00002406 5.032 4.876/5.14 5.011 ± 0.2597
6 1342 1342/1342 1342 ± 0.00002404 5.05 4.984/5.155 5.049 ± 0.224
7 1342 1342/1342 1342 ± 0.00002404 5.079 4.969/5.166 5.074 ± 0.2035
8 1342 1342/1342 1342 ± 0.00002404 5.103 4.89/5.25 5.068 ± 0.2324
9 1342 1342/1342 1342 ± 0.00002404 5.334 5.257/5.583 5.347 ± 0.2738
10 1342 1342/1342 1342 ± 0.00002502 5.772 5.559/5.92 5.74 ± 0.2895
11 1342 1342/1342 1342 ± 0.00002502 6.134 5.942/6.179 6.009 ± 0.305
12 1342 1342/1342 1342 ± 0.00002502 6.272 6.006/6.31 6.169 ± 0.3098
13 1342 1342/1342 1342 ± 0.00002502 6.556 6.363/6.708 6.493 ± 0.3244
14 1342 1342/1342 1342 ± 0.00002504 6.619 6.39/6.808 6.541 ± 0.374
15 1342 1342/1342 1342 ± 0.00002502 6.534 6.326/6.701 6.452 ± 0.363
16 1342 1342/1342 1342 ± 0.00006007 4.233 4.109/4.441 4.292 ± 0.2678
17 1342 1342/1342 1342 ± 0.00006079 4.193 4.08/4.424 4.255 ± 0.2687
vis
VLASS2.1.sb38458451.eb38565931.59072.733167094906_split_split.ms
statwtmode
VLASS-SE
overwrite_modelcol
False
datacolumn
residual_data
output_dir
 
Start time
2024-11-07 22:30:21.670
End
2024-11-07 23:10:57.956
Duration
0:40:36.285
Note, WebLog generation is not included in the time.

CASA logs for stage 8