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

Statwt Summary Plot

VLASS2.1.sb38487128.eb38624732.59090.114586261574_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 5.372 5.291/6.068 5.628 ± 0.5728
ea02 1342 1342/1342 1342 ± 0.00004149 5.81 5.37/6.635 5.948 ± 0.77
ea04 1342 1342/1342 1342 ± 0 5.347 5.086/6.06 5.566 ± 0.5866
ea05 1342 1342/1342 1342 ± 0.000004416 5.644 5.333/6.47 5.827 ± 0.6307
ea06 1342 1342/1342 1342 ± 0 5.239 4.866/5.41 5.074 ± 0.5235
ea07 1342 1342/1342 1342 ± 0.00003734 5.906 5.408/6.305 5.975 ± 0.68
ea08 1342 1342/1342 1342 ± 0.0000415 5.908 5.531/6.732 6.111 ± 0.754
ea09 1342 1342/1342 1342 ± 0.00001759 5.548 5.208/6.502 5.727 ± 0.7149
ea10 1342 1342/1342 1342 ± 0.0000415 5.565 5.251/6.67 5.895 ± 0.7419
ea11 1342 1342/1342 1342 ± 0.00001698 5.526 5.108/6.351 5.69 ± 0.7724
ea12 1342 1342/1342 1342 ± 0 5.625 5.371/6.565 5.884 ± 0.7549
ea13 1342 1342/1342 1342 ± 0.000008607 5.949 5.78/6.434 6.096 ± 0.6415
ea14 1342 1342/1342 1342 ± 0.000005839 5.592 5.435/6.566 5.988 ± 0.6697
ea15 1342 1342/1342 1342 ± 0 5.242 5.073/6.159 5.615 ± 0.6976
ea16 1342 1342/1342 1342 ± 0.000007062 6.01 5.718/6.874 6.266 ± 0.7613
ea17 1342 1342/1342 1342 ± 0.0000415 5.864 5.593/6.938 6.031 ± 0.7406
ea18 1342 1342/1342 1342 ± 0.000009151 4.913 4.667/5.676 5.098 ± 0.548
ea19 1342 1342/1342 1342 ± 0 5.846 5.549/6.752 6.127 ± 0.6644
ea20 1342 1342/1342 1342 ± 0 5.871 5.686/6.744 6.103 ± 0.7931
ea21 1342 1342/1342 1342 ± 0.000006975 5.595 5.375/6.368 5.84 ± 0.6143
ea22 1342 1342/1342 1342 ± 0.00003511 5.437 5.203/6.478 5.721 ± 0.7575
ea23 1342 1342/1342 1342 ± 0.00003012 5.646 5.558/6.671 6.091 ± 0.7631
ea25 1342 1342/1342 1342 ± 0.00003067 5.302 5.165/6.266 5.595 ± 0.7092
ea26 1342 1342/1342 1342 ± 0.000003124 5.784 5.599/6.911 6.137 ± 0.7629
ea27 1342 1342/1342 1342 ± 0.0000415 5.478 5.139/6.449 5.719 ± 0.6727
ea28 1342 1342/1342 1342 ± 0.0000415 5.641 5.384/6.558 5.903 ± 0.7163
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 ± 0.00002394 5.58 5.359/5.782 5.562 ± 0.2504
3 1342 1342/1342 1342 ± 0.00002394 5.537 5.3/5.669 5.481 ± 0.2914
5 1342 1342/1342 1342 ± 0.00002394 5.478 5.229/5.594 5.441 ± 0.3109
6 1342 1342/1342 1342 ± 0.00002394 5.362 5.225/5.52 5.351 ± 0.2673
7 1342 1342/1342 1342 ± 0.00002394 5.376 5.216/5.55 5.385 ± 0.2424
8 1342 1342/1342 1342 ± 0.00002394 5.385 5.15/5.527 5.362 ± 0.241
9 1342 1342/1342 1342 ± 0.00002394 5.734 5.477/5.886 5.65 ± 0.2951
10 1342 1342/1342 1342 ± 0.00002349 6.085 5.915/6.26 6.031 ± 0.3327
11 1342 1342/1342 1342 ± 0.00002349 6.337 6.22/6.491 6.279 ± 0.3487
12 1342 1342/1342 1342 ± 0.00002349 6.512 6.309/6.67 6.455 ± 0.3718
13 1342 1342/1342 1342 ± 0.00002349 6.926 6.744/7.134 6.881 ± 0.4007
14 1342 1342/1342 1342 ± 0.00002349 7.106 6.875/7.34 7.072 ± 0.4474
15 1342 1342/1342 1342 ± 0.00002349 6.835 6.507/7.009 6.729 ± 0.4956
16 1342 1342/1342 1342 ± 0.00005975 4.941 4.702/5.162 4.933 ± 0.3662
17 1342 1342/1342 1342 ± 0.00005883 4.995 4.841/5.16 4.987 ± 0.318
datacolumn
residual_data
output_dir
 
vis
VLASS2.1.sb38487128.eb38624732.59090.114586261574_split_split.ms
overwrite_modelcol
False
statwtmode
VLASS-SE
Start time
2024-04-17 19:40:21.209
End
2024-04-17 20:47:01.548
Duration
1:06:40.339
Note, WebLog generation is not included in the time.

CASA logs for stage 7