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

Statwt Summary Plot

VLASS2.1.sb38501480.eb38632936.59097.386918425924_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 5.307 4.986/5.985 5.486 ± 0.697
ea02 1342 1342/1342 1342 ± 0.00003956 5.54 5.137/6.625 5.853 ± 0.9106
ea04 1342 1342/1342 1342 ± 0.00002677 5.482 4.894/5.908 5.404 ± 0.7258
ea05 1342 1342/1342 1342 ± 0.00001008 5.972 5.052/6.598 5.792 ± 0.8324
ea06 1342 1342/1342 1342 ± 0.00002622 4.825 4.389/5.232 4.801 ± 0.5181
ea07 1342 1342/1342 1342 ± 0.0000433 5.757 5.197/6.363 5.82 ± 0.8908
ea08 1342 1342/1342 1342 ± 0.000044 5.57 5.377/6.773 6.012 ± 0.9587
ea09 1342 1342/1342 1342 ± 0.000004097 5.684 4.973/6.51 5.725 ± 0.8095
ea10 1342 1342/1342 1342 ± 0.00004536 6.278 4.897/6.732 5.719 ± 0.997
ea11 1342 1342/1342 1342 ± 0.00004393 5.332 5.011/6.454 5.682 ± 0.921
ea12 1342 1342/1342 1342 ± 0.00003163 5.86 5.105/6.161 5.705 ± 0.8276
ea13 1342 1342/1342 1342 ± 0 5.772 5.23/6.337 5.934 ± 0.7488
ea14 1342 1342/1342 1342 ± 0.00004112 5.444 5.154/6.47 5.747 ± 0.8548
ea15 1342 1342/1342 1342 ± 0.00001 5.13 4.926/6.187 5.507 ± 0.8395
ea16 1342 1342/1342 1342 ± 0.00001938 5.777 5.368/6.886 6.047 ± 1.022
ea17 1342 1342/1342 1342 ± 0.00004418 5.551 5.342/6.465 5.859 ± 0.9453
ea18 1342 1342/1342 1342 ± 0.00004384 5.067 4.583/5.427 5.035 ± 0.6362
ea19 1342 1342/1342 1342 ± 0.00002262 6.046 5.451/6.712 6.083 ± 0.898
ea20 1342 1342/1342 1342 ± 0.00004251 5.868 5.428/6.714 5.974 ± 0.9215
ea21 1342 1342/1342 1342 ± 0.00002858 5.566 5.235/6.417 5.744 ± 0.8552
ea22 1342 1342/1342 1342 ± 0.000009757 5.057 4.869/6.329 5.555 ± 0.7845
ea23 1342 1342/1342 1342 ± 0.00004265 5.587 5.368/6.675 5.896 ± 0.9521
ea25 1342 1342/1342 1342 ± 0.00004265 5.363 5.095/6.121 5.537 ± 0.8037
ea26 1342 1342/1342 1342 ± 0 5.869 5.575/6.993 6.142 ± 0.879
ea27 1342 1342/1342 1342 ± 0.0000427 5.405 5.024/6.445 5.619 ± 0.8154
ea28 1342 1342/1342 1342 ± 0.00004339 5.695 5.21/6.497 5.783 ± 0.8799
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 ± 0.0000235 5.515 5.179/5.77 5.487 ± 0.3458
5 1342 1342/1342 1342 ± 0.00003652 5.354 5.114/5.681 5.412 ± 0.3525
6 1342 1342/1342 1342 ± 0.0000235 5.107 4.935/5.28 5.084 ± 0.2889
7 1342 1342/1342 1342 ± 0.0000235 5.146 4.975/5.379 5.162 ± 0.276
8 1342 1342/1342 1342 ± 0.0000235 5.174 4.971/5.333 5.144 ± 0.2928
9 1342 1342/1342 1342 ± 0.000024 5.356 5.126/5.539 5.298 ± 0.3168
10 1342 1342/1342 1342 ± 0.00002349 6.019 5.862/6.225 5.978 ± 0.3309
11 1342 1342/1342 1342 ± 0.00002349 6.339 6.159/6.456 6.27 ± 0.3475
12 1342 1342/1342 1342 ± 0.00002349 6.53 6.334/6.684 6.474 ± 0.3752
13 1342 1342/1342 1342 ± 0.00002349 6.972 6.736/7.169 6.919 ± 0.4196
14 1342 1342/1342 1342 ± 0.00002349 7.144 6.948/7.38 7.096 ± 0.4585
15 1342 1342/1342 1342 ± 0.00002358 6.497 6.036/6.797 6.402 ± 0.6097
16 1342 1342/1342 1342 ± 0.00005927 4.368 4.226/4.527 4.376 ± 0.2099
17 1342 1342/1342 1342 ± 0.0000606 4.596 4.453/4.742 4.61 ± 0.2494
datacolumn
residual_data
statwtmode
VLASS-SE
overwrite_modelcol
False
output_dir
 
vis
VLASS2.1.sb38501480.eb38632936.59097.386918425924_split_split.ms
Start time
2024-11-02 20:44:07.215
End
2024-11-02 21:39:05.101
Duration
0:54:57.887
Note, WebLog generation is not included in the time.

CASA logs for stage 8