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 5.418 5.191/6.146 5.645 ± 0.6971
ea02 1342 1342/1342 1342 ± 0.00004512 5.886 5.201/6.699 5.848 ± 1.008
ea04 1342 1342/1342 1342 ± 0.00000312 5.491 4.937/6.023 5.407 ± 0.7817
ea05 1342 1342/1342 1342 ± 0.00001415 5.64 4.984/6.39 5.678 ± 0.8205
ea06 1342 1342/1342 1342 ± 0.0000192 4.789 4.428/5.327 4.785 ± 0.6094
ea07 1342 1342/1342 1342 ± 0.0000361 5.819 5.236/6.359 5.794 ± 0.9565
ea08 1342 1342/1342 1342 ± 0.00003191 5.888 5.635/6.85 6.184 ± 0.891
ea09 1342 1342/1342 1342 ± 0.0000384 5.725 5.042/6.523 5.668 ± 0.8802
ea10 1342 1342/1342 1342 ± 0.00004037 5.83 5.241/6.79 5.849 ± 0.9494
ea11 1342 1342/1342 1342 ± 0.00003952 5.764 4.996/6.467 5.726 ± 0.911
ea12 1342 1342/1342 1342 ± 0.00003234 5.816 5.137/6.513 5.713 ± 0.9731
ea13 1342 1342/1342 1342 ± 0.00002487 5.932 5.531/6.404 5.948 ± 0.8256
ea14 1342 1342/1342 1342 ± 0.00003362 5.522 5.066/6.475 5.707 ± 0.8505
ea15 1342 1342/1342 1342 ± 0.000001343 5.206 4.983/6.225 5.512 ± 0.8899
ea16 1342 1342/1342 1342 ± 0.00002771 5.847 5.403/6.921 6.031 ± 1.011
ea17 1342 1342/1342 1342 ± 0.00003282 5.792 5.531/7.016 6.044 ± 0.8476
ea18 1342 1342/1342 1342 ± 0.0000419 4.988 4.622/5.692 5.04 ± 0.6658
ea19 1342 1342/1342 1342 ± 0.00002003 6.011 5.492/6.939 6.082 ± 0.9082
ea20 1342 1342/1342 1342 ± 0.00003821 5.905 5.581/7.017 6.041 ± 1.028
ea21 1342 1342/1342 1342 ± 0.000019 5.533 5.31/6.458 5.722 ± 0.854
ea22 1342 1342/1342 1342 ± 0.00004341 5.186 4.943/6.382 5.509 ± 0.8929
ea23 1342 1342/1342 1342 ± 0.00003978 5.703 5.339/6.688 5.851 ± 1.031
ea25 1342 1342/1342 1342 ± 0.00004262 5.353 5.097/6.342 5.548 ± 0.8643
ea26 1342 1342/1342 1342 ± 0.00002917 5.873 5.536/7.043 6.087 ± 0.9915
ea27 1342 1342/1342 1342 ± 0.0000387 5.491 5.306/6.561 5.711 ± 0.8384
ea28 1342 1342/1342 1342 ± 0.00004316 5.802 5.292/6.621 5.808 ± 0.9512
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 ± 0.00002352 5.492 5.266/5.821 5.499 ± 0.3217
5 1342 1342/1342 1342 ± 0.00002443 5.2 5.023/5.373 5.221 ± 0.3029
6 1342 1342/1342 1342 ± 0.00002352 5.235 5.002/5.391 5.193 ± 0.3011
7 1342 1342/1342 1342 ± 0.00002352 5.241 5.068/5.438 5.228 ± 0.2891
8 1342 1342/1342 1342 ± 0.00002352 5.271 5.046/5.373 5.194 ± 0.3072
9 1342 1342/1342 1342 ± 0.00002427 5.521 5.214/5.789 5.47 ± 0.3688
10 1342 1342/1342 1342 ± 0.00002352 6.074 5.927/6.255 6.019 ± 0.3327
11 1342 1342/1342 1342 ± 0.00002352 6.393 6.172/6.474 6.3 ± 0.3515
12 1342 1342/1342 1342 ± 0.00002352 6.517 6.358/6.725 6.502 ± 0.3886
13 1342 1342/1342 1342 ± 0.00002352 6.944 6.698/7.02 6.888 ± 0.4123
14 1342 1342/1342 1342 ± 0.00002352 6.997 6.794/7.275 6.985 ± 0.4723
15 1342 1342/1342 1342 ± 0.00002451 6.735 6.496/6.988 6.654 ± 0.4739
16 1342 1342/1342 1342 ± 0.00006029 4.145 4.014/4.31 4.162 ± 0.229
17 1342 1342/1342 1342 ± 0.00005884 4.221 4.091/4.408 4.254 ± 0.2577
datacolumn
residual_data
vis
VLASS2.1.sb38500385.eb38635359.59099.351010810184_split_split.ms
overwrite_modelcol
False
statwtmode
VLASS-SE
output_dir
 
Start time
2024-11-02 16:54:20.167
End
2024-11-02 17:50:03.984
Duration
0:55:43.817
Note, WebLog generation is not included in the time.

CASA logs for stage 8