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 5.444 5.108/5.951 5.579 ± 0.5447
ea02 1342 1342/1342 1342 ± 0 5.592 5.215/6.315 5.798 ± 0.6459
ea03 1342 1342/1342 1342 ± 0 5.161 4.604/5.868 5.254 ± 0.6768
ea04 1342 1342/1342 1342 ± 0 5.512 5.011/6.122 5.568 ± 0.5955
ea05 1342 1342/1342 1342 ± 0 5.662 5.178/6.135 5.709 ± 0.5847
ea06 1342 1342/1342 1342 ± 0 5.122 4.773/5.532 5.177 ± 0.4469
ea07 1342 1342/1342 1342 ± 0 5.849 5.226/6.104 5.803 ± 0.5966
ea08 1342 1342/1342 1342 ± 0.000006903 5.875 5.396/6.607 6.03 ± 0.6901
ea09 1342 1342/1342 1342 ± 0 5.61 5.116/6.232 5.681 ± 0.6642
ea10 1342 1342/1342 1342 ± 0 5.762 5.083/6.445 5.766 ± 0.7022
ea11 0 N/A 0 ± N/A 0 N/A 0 ± N/A
ea12 1342 1342/1342 1342 ± 0 5.634 5.152/6.341 5.821 ± 0.6828
ea13 1342 1342/1342 1342 ± 0 5.85 5.648/6.403 6.072 ± 0.5384
ea14 1342 1342/1342 1342 ± 0 5.696 5.159/6.292 5.771 ± 0.6882
ea15 1342 1342/1342 1342 ± 0 5.608 5.155/6.298 5.779 ± 0.6917
ea16 1342 1342/1342 1342 ± 0 5.964 5.472/6.581 6.083 ± 0.7133
ea17 1342 1342/1342 1342 ± 0.00001559 5.774 5.34/6.326 5.912 ± 0.6385
ea18 1342 1342/1342 1342 ± 0 4.912 4.578/5.467 5.016 ± 0.5593
ea19 1342 1342/1342 1342 ± 0 5.848 5.393/6.634 6.057 ± 0.6688
ea20 1342 1342/1342 1342 ± 0 5.843 5.485/6.488 6.02 ± 0.63
ea21 1342 1342/1342 1342 ± 0 5.652 5.222/6.212 5.756 ± 0.5966
ea22 1342 1342/1342 1342 ± 0 5.395 5.104/6.245 5.641 ± 0.6786
ea23 1342 1342/1342 1342 ± 0 5.859 5.25/6.325 5.917 ± 0.7042
ea25 1342 1342/1342 1342 ± 0.000002304 5.54 5.137/6.064 5.657 ± 0.5987
ea26 1342 1342/1342 1342 ± 0 5.781 5.435/6.57 6.007 ± 0.7015
ea27 1342 1342/1342 1342 ± 0.000004812 5.456 5.108/6.249 5.628 ± 0.6273
ea28 1342 1342/1342 1342 ± 0.00004004 5.66 5.287/6.367 5.853 ± 0.6826
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 ± 0.00002358 5.212 5.096/5.475 5.234 ± 0.2649
3 1342 1342/1342 1342 ± 0.00002434 5.14 4.905/5.31 5.109 ± 0.2959
4 1342 1342/1342 1342 ± 0.00002402 5.087 4.951/5.208 5.062 ± 0.3056
5 1342 1342/1342 1342 ± 0.00002358 5.173 4.953/5.288 5.128 ± 0.2942
6 1342 1342/1342 1342 ± 0.00002358 5.136 4.967/5.286 5.105 ± 0.2998
7 1342 1342/1342 1342 ± 0.00002358 5.184 5.092/5.353 5.195 ± 0.235
8 1342 1342/1342 1342 ± 0.00002358 5.216 4.999/5.374 5.166 ± 0.2554
9 1342 1342/1342 1342 ± 0.00002358 5.511 5.382/5.695 5.468 ± 0.282
10 1342 1342/1342 1342 ± 0.00002358 5.985 5.794/6.087 5.921 ± 0.2886
11 1342 1342/1342 1342 ± 0.00002358 6.221 6.008/6.33 6.148 ± 0.2941
12 1342 1342/1342 1342 ± 0.00002404 6.367 6.175/6.514 6.319 ± 0.3087
13 1342 1342/1342 1342 ± 0.00002358 6.752 6.659/6.974 6.739 ± 0.3316
14 1342 1342/1342 1342 ± 0.00002358 6.97 6.741/7.138 6.885 ± 0.3631
15 1342 1342/1342 1342 ± 0.00002358 6.603 6.334/6.818 6.55 ± 0.3603
16 1342 1342/1342 1342 ± 0.00003428 5.969 5.666/6.198 5.943 ± 0.3298
17 1342 1342/1342 1342 ± 0.00003263 5.933 5.739/6.205 5.948 ± 0.3403
output_dir
 
statwtmode
VLASS-SE
vis
VLASS2.1.sb38619750.eb38664746.59114.89728754629_split_split.ms
datacolumn
residual_data
overwrite_modelcol
False
Start time
2025-01-04 01:58:13.242
End
2025-01-04 02:40:56.409
Duration
0:42:43.167
Note, WebLog generation is not included in the time.

CASA logs for stage 8