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

Statwt Summary Plot

VLASS2.1.sb38597432.eb38627615.59094.07999482639_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 5.624 5.296/6.101 5.732 ± 0.5337
ea02 1342 1342/1342 1342 ± 0 5.886 5.319/6.402 5.949 ± 0.6439
ea04 1342 1342/1342 1342 ± 0 5.483 5.129/6.089 5.645 ± 0.5669
ea05 1342 1342/1342 1342 ± 0 5.678 5.254/6.197 5.778 ± 0.588
ea06 1342 1342/1342 1342 ± 0 4.997 4.76/5.402 5.078 ± 0.3927
ea07 1342 1342/1342 1342 ± 0 5.864 5.407/6.229 5.945 ± 0.5664
ea08 1342 1342/1342 1342 ± 0 5.963 5.475/6.577 6.087 ± 0.6603
ea09 1342 1342/1342 1342 ± 0 5.635 5.126/6.189 5.716 ± 0.6565
ea11 1342 1342/1342 1342 ± 0 5.801 5.226/6.331 5.817 ± 0.6533
ea12 1342 1342/1342 1342 ± 0 5.808 5.355/6.392 5.974 ± 0.6379
ea13 1342 1342/1342 1342 ± 0 6.085 5.699/6.38 6.136 ± 0.5081
ea14 1342 1342/1342 1342 ± 0 5.757 5.239/6.306 5.793 ± 0.6246
ea15 1342 1342/1342 1342 ± 0 5.525 5.076/6.121 5.682 ± 0.6573
ea16 1342 1342/1342 1342 ± 0 6.079 5.611/6.477 6.149 ± 0.6927
ea17 1342 1342/1342 1342 ± 0.000002173 6.023 5.501/6.765 6.107 ± 0.6193
ea18 1342 1342/1342 1342 ± 0 5.058 4.719/5.509 5.138 ± 0.5205
ea19 1342 1342/1342 1342 ± 0 6.137 5.456/6.663 6.081 ± 0.6378
ea20 1342 1342/1342 1342 ± 0 6.105 5.704/6.74 6.234 ± 0.652
ea21 1342 1342/1342 1342 ± 0 5.62 5.338/6.263 5.794 ± 0.5702
ea22 1342 1342/1342 1342 ± 0 5.661 5.277/6.296 5.779 ± 0.638
ea23 0 N/A 0 ± N/A 0 N/A 0 ± N/A
ea25 1342 1342/1342 1342 ± 0 5.515 5.167/6.009 5.627 ± 0.5744
ea26 1342 1342/1342 1342 ± 0 6.049 5.56/6.626 6.115 ± 0.6946
ea27 1342 1342/1342 1342 ± 0.00003611 5.641 5.28/6.373 5.775 ± 0.6073
ea28 1342 1342/1342 1342 ± 0 5.682 5.326/6.366 5.846 ± 0.637
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 ± 0.00002443 5.394 5.206/5.582 5.398 ± 0.2466
3 1342 1342/1342 1342 ± 0.00002449 5.101 4.957/5.35 5.145 ± 0.2607
4 1342 1342/1342 1342 ± 0.00002493 5.262 5.014/5.39 5.203 ± 0.3428
5 1342 1342/1342 1342 ± 0.00002443 5.338 5.085/5.471 5.295 ± 0.3198
6 1342 1342/1342 1342 ± 0.00002443 5.327 5.069/5.454 5.261 ± 0.2928
7 1342 1342/1342 1342 ± 0.00002443 5.291 5.173/5.474 5.303 ± 0.2491
8 1342 1342/1342 1342 ± 0.00002443 5.34 5.091/5.446 5.269 ± 0.2727
9 1342 1342/1342 1342 ± 0.00002443 5.569 5.391/5.826 5.55 ± 0.3068
10 1342 1342/1342 1342 ± 0.00002443 6.015 5.901/6.198 5.989 ± 0.3003
11 1342 1342/1342 1342 ± 0.00002443 6.27 6.115/6.348 6.197 ± 0.3152
12 1342 1342/1342 1342 ± 0.00002443 6.385 6.243/6.533 6.367 ± 0.3391
13 1342 1342/1342 1342 ± 0.00002443 6.802 6.655/7.023 6.784 ± 0.3559
14 1342 1342/1342 1342 ± 0.00002443 7.022 6.826/7.225 6.965 ± 0.4016
15 1342 1342/1342 1342 ± 0.00002443 6.573 6.444/6.852 6.568 ± 0.374
16 1342 1342/1342 1342 ± 0.0000334 6.009 5.874/6.311 6.003 ± 0.3213
17 1342 1342/1342 1342 ± 0.0000305 6.008 5.909/6.248 6.002 ± 0.3138
vis
VLASS2.1.sb38597432.eb38627615.59094.07999482639_split_split.ms
output_dir
 
datacolumn
residual_data
overwrite_modelcol
False
statwtmode
VLASS-SE
Start time
2024-12-13 07:40:57.074
End
2024-12-13 08:48:18.049
Duration
1:07:20.975
Note, WebLog generation is not included in the time.

CASA logs for stage 8