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

Statwt Summary Plot

VLASS2.1.sb38450628.eb38515240.59049.50130047454_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 5.363 5.24/6.209 5.609 ± 0.8107
ea02 1342 1342/1342 1342 ± 0.00003907 6.025 5.433/6.763 5.98 ± 0.9817
ea04 1342 1342/1342 1342 ± 0.00004142 5.465 5.121/6.136 5.525 ± 0.8112
ea05 1342 1342/1342 1342 ± 0.00001954 5.486 5.107/6.549 5.722 ± 0.9416
ea06 1342 1342/1342 1342 ± 0.00004206 5.191 4.837/5.847 5.212 ± 0.7138
ea07 1342 1342/1342 1342 ± 0.00003938 5.852 5.364/6.261 5.776 ± 0.8549
ea09 1342 1342/1342 1342 ± 0.0000311 5.501 5.08/6.151 5.436 ± 0.8174
ea10 1342 1342/1342 1342 ± 0.00003923 5.273 4.808/5.931 5.294 ± 0.7394
ea11 1342 1342/1342 1342 ± 0.00004021 6.04 5.462/6.657 5.925 ± 0.9162
ea12 1342 1342/1342 1342 ± 0.00004259 5.789 5.533/6.717 5.898 ± 0.9694
ea13 1342 1342/1342 1342 ± 0.00002103 5.738 5.593/6.348 5.884 ± 0.9607
ea14 1342 1342/1342 1342 ± 0.00003578 5.698 5.39/6.66 5.924 ± 0.9713
ea15 1342 1342/1342 1342 ± 0.00004085 5.695 5.417/6.546 5.858 ± 0.9758
ea16 1342 1342/1342 1342 ± 0.00002954 5.884 5.459/6.87 6.021 ± 1.139
ea17 1342 1342/1342 1342 ± 0.00004132 6.014 5.449/6.886 6.032 ± 0.9859
ea18 1342 1342/1342 1342 ± 0.00004073 5.081 4.868/5.785 5.184 ± 0.6718
ea19 1342 1342/1342 1342 ± 0.00001538 5.765 5.525/6.871 5.995 ± 1.018
ea20 1342 1342/1342 1342 ± 0.00004214 6.07 5.995/6.974 6.224 ± 0.9985
ea21 1342 1342/1342 1342 ± 0.00003138 5.603 5.29/6.427 5.741 ± 0.9518
ea22 1342 1342/1342 1342 ± 0.00004007 5.479 5.138/6.545 5.713 ± 0.9752
ea23 1342 1342/1342 1342 ± 0.00003853 5.969 5.518/6.713 6 ± 0.9695
ea24 1342 1342/1342 1342 ± 0.000022 5.259 4.8/6.242 5.453 ± 0.8644
ea25 1342 1342/1342 1342 ± 0.0000401 5.701 5.3/6.457 5.72 ± 0.8608
ea26 1342 1342/1342 1342 ± 0.00003147 5.844 5.703/6.881 6.062 ± 1.047
ea27 1342 1342/1342 1342 ± 0.00004085 5.662 5.272/6.569 5.784 ± 0.8767
ea28 1342 1342/1342 1342 ± 0.00004098 5.755 5.519/6.746 5.993 ± 0.9064
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 ± 0.00002387 5.432 5.232/5.608 5.389 ± 0.3288
6 1342 1342/1342 1342 ± 0.00002387 5.361 5.098/5.526 5.328 ± 0.2648
7 1342 1342/1342 1342 ± 0.00002387 5.4 5.209/5.528 5.364 ± 0.2772
8 1342 1342/1342 1342 ± 0.00002387 5.402 5.11/5.519 5.346 ± 0.3159
9 1342 1342/1342 1342 ± 0.00002387 5.691 5.323/5.851 5.624 ± 0.3044
10 1342 1342/1342 1342 ± 0.00002387 6.14 5.914/6.251 6.062 ± 0.2922
11 1342 1342/1342 1342 ± 0.00002387 6.446 6.094/6.566 6.336 ± 0.299
12 1342 1342/1342 1342 ± 0.00002387 6.548 6.263/6.751 6.55 ± 0.3436
13 1342 1342/1342 1342 ± 0.00002442 6.663 6.405/6.955 6.631 ± 0.4391
14 1342 1342/1342 1342 ± 0.00002414 7.128 6.708/7.338 7.035 ± 0.441
15 1342 1342/1342 1342 ± 0.00003855 6.76 6.453/7.035 6.674 ± 0.5646
16 1342 1342/1342 1342 ± 0.00005328 3.927 3.83/4.031 3.932 ± 0.1513
17 1342 1342/1342 1342 ± 0.00004903 3.964 3.801/4.147 3.982 ± 0.2769
statwtmode
VLASS-SE
output_dir
 
datacolumn
residual_data
vis
VLASS2.1.sb38450628.eb38515240.59049.50130047454_split_split.ms
overwrite_modelcol
False
Start time
2024-05-17 20:17:40.259
End
2024-05-17 21:14:17.424
Duration
0:56:37.164
Note, WebLog generation is not included in the time.

CASA logs for stage 8