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

Statwt Summary Plot

VLASS2.1.sb38563510.eb38566235.59073.10379631944_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 5.231 5.116/6.047 5.427 ± 0.7476
ea02 1342 1342/1342 1342 ± 0.00004311 5.847 5.297/6.583 5.794 ± 0.8964
ea05 1342 1342/1342 1342 ± 0.00002064 5.501 5.061/6.336 5.671 ± 0.7936
ea06 1342 1342/1342 1342 ± 0.00001672 4.829 4.563/5.372 4.898 ± 0.6254
ea07 1342 1342/1342 1342 ± 0.00004285 5.723 5.237/5.941 5.509 ± 0.7817
ea08 1342 1342/1342 1342 ± 0.00004291 5.834 5.538/6.926 6.053 ± 1.009
ea09 1342 1342/1342 1342 ± 0.0000245 5.236 4.868/5.762 5.222 ± 0.644
ea10 1342 1342/1342 1342 ± 0.00004291 5.548 5.132/6.511 5.611 ± 0.905
ea11 1342 1342/1342 1342 ± 0.00004217 5.587 5.244/6.43 5.669 ± 0.9012
ea12 1342 1342/1342 1342 ± 0.00001624 5.673 5.23/6.467 5.638 ± 0.9458
ea13 1342 1342/1342 1342 ± 0.00001985 5.821 5.564/6.329 5.892 ± 0.7704
ea14 1342 1342/1342 1342 ± 0.00003816 6.489 5.787/6.966 6.088 ± 1.02
ea15 1342 1342/1342 1342 ± 0.00001271 5.254 5.139/6.281 5.569 ± 0.858
ea16 1342 1342/1342 1342 ± 0 5.119 5.016/5.31 5.086 ± 0.2613
ea17 1342 1342/1342 1342 ± 0.0000437 5.707 5.472/6.882 5.857 ± 0.979
ea18 1342 1342/1342 1342 ± 0.00003667 4.901 4.648/5.695 5.027 ± 0.6999
ea19 1342 1342/1342 1342 ± 0.00001317 5.771 5.433/6.5 5.919 ± 0.7965
ea20 1342 1342/1342 1342 ± 0.00002923 5.921 5.673/6.869 5.971 ± 1.061
ea21 1342 1342/1342 1342 ± 0.00002804 5.533 5.313/6.332 5.646 ± 0.7834
ea22 1342 1342/1342 1342 ± 0.0000396 5.391 5.134/6.524 5.657 ± 0.8845
ea23 1342 1342/1342 1342 ± 0.00003995 5.599 5.379/6.552 5.746 ± 0.9388
ea25 1342 1342/1342 1342 ± 0 5.265 5.228/5.336 5.249 ± 0.1283
ea26 1342 1342/1342 1342 ± 0.00003239 5.573 5.408/6.568 5.777 ± 0.8255
ea27 1342 1342/1342 1342 ± 0.0000428 5.445 5.116/6.426 5.554 ± 0.8708
ea28 1342 1342/1342 1342 ± 0.00004312 5.633 5.331/6.572 5.76 ± 0.9103
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 ± 0.00002439 5.325 5.16/5.593 5.357 ± 0.3159
5 1342 1342/1342 1342 ± 0.00002439 5.373 5.191/5.538 5.338 ± 0.342
6 1342 1342/1342 1342 ± 0.00002439 5.298 5.154/5.399 5.262 ± 0.2662
7 1342 1342/1342 1342 ± 0.00002439 5.259 5.139/5.408 5.258 ± 0.2369
8 1342 1342/1342 1342 ± 0.00002439 5.314 5.031/5.431 5.233 ± 0.2782
9 1342 1342/1342 1342 ± 0.00002439 5.526 5.271/5.655 5.414 ± 0.3287
10 1342 1342/1342 1342 ± 0.00002489 6.021 5.795/6.09 5.941 ± 0.3404
11 1342 1342/1342 1342 ± 0.00002489 6.301 6.099/6.457 6.227 ± 0.3598
12 1342 1342/1342 1342 ± 0.00002489 6.518 6.277/6.58 6.416 ± 0.3736
13 1342 1342/1342 1342 ± 0.00002489 6.843 6.51/7.039 6.761 ± 0.384
14 1342 1342/1342 1342 ± 0.00002489 6.868 6.483/7.067 6.751 ± 0.4432
15 1342 1342/1342 1342 ± 0.00002592 6.571 6.348/6.797 6.508 ± 0.4567
16 1342 1342/1342 1342 ± 0.00005895 4.044 3.855/4.234 4.054 ± 0.2661
17 1342 1342/1342 1342 ± 0.00005962 4.161 3.984/4.376 4.191 ± 0.2906
output_dir
 
vis
VLASS2.1.sb38563510.eb38566235.59073.10379631944_split_split.ms
datacolumn
residual_data
overwrite_modelcol
False
statwtmode
VLASS-SE
Start time
2024-10-31 00:11:44.820
End
2024-10-31 01:09:08.911
Duration
0:57:24.091
Note, WebLog generation is not included in the time.

CASA logs for stage 8