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

Statwt Summary Plot

VLASS2.1.sb38500385.eb38635359.59099.351010810184_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 5.215 5.106/6.05 5.49 ± 0.7856
ea02 1342 1342/1342 1342 ± 0.00004442 5.812 5.23/6.606 5.837 ± 0.9102
ea04 1342 1342/1342 1342 ± 0.00001728 5.26 4.878/5.897 5.325 ± 0.7185
ea05 1342 1342/1342 1342 ± 0.00001848 5.441 5.005/6.315 5.635 ± 0.7704
ea06 1342 1342/1342 1342 ± 0.00002088 4.747 4.559/5.457 4.94 ± 0.6457
ea07 1342 1342/1342 1342 ± 0.00004374 5.816 5.259/6.209 5.731 ± 0.8972
ea08 1342 1342/1342 1342 ± 0.00004413 5.899 5.405/6.735 5.975 ± 1.005
ea09 1342 1342/1342 1342 ± 0.00002816 5.559 5.112/6.441 5.654 ± 0.8043
ea10 1342 1342/1342 1342 ± 0.00004328 5.771 5.104/6.658 5.758 ± 0.95
ea11 1342 1342/1342 1342 ± 0.00004269 5.52 4.991/6.331 5.619 ± 0.9192
ea12 1342 1342/1342 1342 ± 0.00003108 5.555 5.205/6.397 5.694 ± 0.9329
ea13 1342 1342/1342 1342 ± 0.00001418 5.7 5.397/6.286 5.852 ± 0.7251
ea14 1342 1342/1342 1342 ± 0.00003696 5.523 5.169/6.373 5.686 ± 0.8642
ea15 1342 1342/1342 1342 ± 0.00001056 5.241 5.007/6.147 5.497 ± 0.8623
ea16 1342 1342/1342 1342 ± 0.00003024 5.832 5.406/6.801 5.989 ± 0.9863
ea17 1342 1342/1342 1342 ± 0.00004368 5.768 5.227/6.948 5.865 ± 0.991
ea18 1342 1342/1342 1342 ± 0.00004223 4.74 4.603/5.581 4.987 ± 0.6497
ea19 1342 1342/1342 1342 ± 0.00001108 5.743 5.49/6.796 6.022 ± 0.8733
ea20 1342 1342/1342 1342 ± 0.00004047 5.809 5.636/6.942 6.03 ± 0.9906
ea21 1342 1342/1342 1342 ± 0.00003177 5.508 5.243/6.281 5.637 ± 0.8165
ea22 1342 1342/1342 1342 ± 0.00003862 5.28 4.923/6.379 5.606 ± 0.8262
ea23 1342 1342/1342 1342 ± 0.00004398 5.719 5.316/6.514 5.795 ± 0.991
ea25 1342 1342/1342 1342 ± 0.00004395 5.362 5.025/6.174 5.488 ± 0.8703
ea26 1342 1342/1342 1342 ± 0.00002803 5.845 5.616/6.891 6.038 ± 0.8877
ea27 1342 1342/1342 1342 ± 0.0000436 5.41 5.068/6.406 5.555 ± 0.8559
ea28 1342 1342/1342 1342 ± 0.00004414 5.533 5.277/6.456 5.753 ± 0.9112
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 ± 0.00002348 5.243 5.043/5.55 5.267 ± 0.2933
5 1342 1342/1342 1342 ± 0.00003836 5.268 4.976/5.356 5.206 ± 0.2189
6 1342 1342/1342 1342 ± 0.00002348 5.216 5.013/5.418 5.19 ± 0.2931
7 1342 1342/1342 1342 ± 0.00002348 5.23 5.057/5.439 5.231 ± 0.2702
8 1342 1342/1342 1342 ± 0.00002348 5.27 5.01/5.364 5.192 ± 0.2896
9 1342 1342/1342 1342 ± 0.00002348 5.498 5.258/5.772 5.467 ± 0.331
10 1342 1342/1342 1342 ± 0.00002348 5.975 5.842/6.181 5.952 ± 0.3126
11 1342 1342/1342 1342 ± 0.00002348 6.274 6.11/6.385 6.209 ± 0.3217
12 1342 1342/1342 1342 ± 0.00002348 6.4 6.204/6.603 6.385 ± 0.3609
13 1342 1342/1342 1342 ± 0.00002348 6.805 6.681/7 6.78 ± 0.369
14 1342 1342/1342 1342 ± 0.00002348 6.973 6.825/7.214 6.957 ± 0.4173
15 1342 1342/1342 1342 ± 0.00002418 6.674 6.383/6.892 6.58 ± 0.4285
16 1342 1342/1342 1342 ± 0.00005791 4.224 4.066/4.402 4.229 ± 0.2192
17 1342 1342/1342 1342 ± 0.00005872 4.229 4.077/4.477 4.276 ± 0.2666
output_dir
 
statwtmode
VLASS-SE
datacolumn
residual_data
overwrite_modelcol
False
vis
VLASS2.1.sb38500385.eb38635359.59099.351010810184_split_split.ms
Start time
2024-11-02 17:08:50.644
End
2024-11-02 18:20:35.978
Duration
1:11:45.334
Note, WebLog generation is not included in the time.

CASA logs for stage 8