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 5.144 5.015/5.793 5.231 ± 0.8272
ea02 1342 1342/1342 1342 ± 0.00004104 5.511 5.157/6.334 5.49 ± 0.9974
ea05 1342 1342/1342 1342 ± 0.00001717 5.413 5.033/6.475 5.556 ± 0.8667
ea06 1342 1342/1342 1342 ± 0.000006837 4.7 4.549/5.132 4.706 ± 0.618
ea07 1342 1342/1342 1342 ± 0.00004291 5.594 5.179/5.844 5.336 ± 0.8209
ea08 1342 1342/1342 1342 ± 0.00004178 5.741 5.391/6.601 5.745 ± 1.055
ea09 1342 1342/1342 1342 ± 0.000008652 4.854 4.728/5.62 5.002 ± 0.6491
ea10 1342 1342/1342 1342 ± 0.00004274 5.289 5.017/6.187 5.405 ± 0.917
ea11 1342 1342/1342 1342 ± 0.00004136 5.475 5.082/6.37 5.518 ± 1.046
ea12 1342 1342/1342 1342 ± 0.00000852 5.406 5.118/6.369 5.531 ± 1.068
ea13 1342 1342/1342 1342 ± 0.00001502 5.524 5.38/6.141 5.634 ± 0.7764
ea14 1342 1342/1342 1342 ± 0.00001386 6.384 5.555/6.815 5.863 ± 1.219
ea15 1342 1342/1342 1342 ± 0 4.962 4.723/6.067 5.34 ± 0.929
ea16 1342 1342/1342 1342 ± 0 5.053 4.907/5.226 5.039 ± 0.1893
ea17 1342 1342/1342 1342 ± 0.00004238 5.564 5.235/6.575 5.618 ± 1.044
ea18 1342 1342/1342 1342 ± 0.00003795 4.893 4.537/5.629 4.874 ± 0.8336
ea19 1342 1342/1342 1342 ± 0.000003608 5.776 5.39/6.67 5.782 ± 0.9238
ea20 1342 1342/1342 1342 ± 0.00002643 5.726 5.567/6.875 5.812 ± 1.16
ea21 1342 1342/1342 1342 ± 0.00002747 5.397 5.217/6.253 5.492 ± 0.9006
ea22 1342 1342/1342 1342 ± 0.00002591 5.262 4.915/6.341 5.393 ± 0.9336
ea23 1342 1342/1342 1342 ± 0.00004175 5.471 5.181/6.421 5.586 ± 0.9366
ea25 1342 1342/1342 1342 ± 0 5.193 5.143/5.214 5.169 ± 0.1426
ea26 1342 1342/1342 1342 ± 0.00001616 5.416 5.195/6.349 5.545 ± 0.8083
ea27 1342 1342/1342 1342 ± 0.00004458 5.274 4.914/6.23 5.348 ± 0.9072
ea28 1342 1342/1342 1342 ± 0.00004307 5.492 5.254/6.317 5.501 ± 0.9542
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 5.359 5.156/5.525 5.314 ± 0.2875
3 1342 1342/1342 1342 ± 0.00002832 4.906 4.737/5.108 4.955 ± 0.2885
5 1342 1342/1342 1342 ± 0.0000245 5.23 5.054/5.357 5.172 ± 0.3195
6 1342 1342/1342 1342 ± 0.00002439 5.209 5.011/5.298 5.145 ± 0.2644
7 1342 1342/1342 1342 ± 0.00002439 5.15 5.04/5.322 5.144 ± 0.2387
8 1342 1342/1342 1342 ± 0.00002439 5.17 4.96/5.349 5.124 ± 0.2767
9 1342 1342/1342 1342 ± 0.00002439 5.432 5.268/5.668 5.401 ± 0.3281
10 1342 1342/1342 1342 ± 0.00002489 5.889 5.631/5.995 5.806 ± 0.3448
11 1342 1342/1342 1342 ± 0.00002489 6.144 6.037/6.301 6.092 ± 0.3583
12 1342 1342/1342 1342 ± 0.00002489 6.37 6.073/6.477 6.28 ± 0.3745
13 1342 1342/1342 1342 ± 0.00002516 6.566 6.23/6.864 6.537 ± 0.403
14 1342 1342/1342 1342 ± 0.00003206 6.515 6.017/6.796 6.431 ± 0.4849
15 1342 1342/1342 1342 ± 0.00002489 6.637 6.53/6.88 6.58 ± 0.4673
16 1342 1342/1342 1342 ± 0.00006009 3.592 3.441/3.843 3.636 ± 0.2562
17 1342 1342/1342 1342 ± 0.000061 3.629 3.489/3.844 3.66 ± 0.2503
output_dir
 
overwrite_modelcol
False
vis
VLASS2.1.sb38563510.eb38566235.59073.10379631944_split_split.ms
statwtmode
VLASS-SE
datacolumn
residual_data
Start time
2025-01-01 06:24:53.594
End
2025-01-01 06:51:38.592
Duration
0:26:44.997
Note, WebLog generation is not included in the time.

CASA logs for stage 8