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

Statwt Summary Plot

VLASS2.1.sb38598618.eb38624961.59090.97292246528_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 5.365 5.056/5.865 5.484 ± 0.5069
ea02 1342 1342/1342 1342 ± 0 5.65 5.177/6.217 5.727 ± 0.6179
ea04 1342 1342/1342 1342 ± 0 5.207 4.899/5.878 5.421 ± 0.5676
ea05 1342 1342/1342 1342 ± 0 5.525 5.11/6.08 5.632 ± 0.5992
ea06 1342 1342/1342 1342 ± 0 4.845 4.57/5.237 4.915 ± 0.3982
ea07 1342 1342/1342 1342 ± 0 5.663 5.341/6.024 5.752 ± 0.545
ea08 1342 1342/1342 1342 ± 0 5.703 5.26/6.428 5.863 ± 0.6596
ea09 1342 1342/1342 1342 ± 0 5.483 4.971/6.083 5.599 ± 0.6296
ea10 1342 1342/1342 1342 ± 0.000007958 5.696 5.093/6.341 5.711 ± 0.6622
ea11 0 N/A 0 ± N/A 0 N/A 0 ± N/A
ea12 1342 1342/1342 1342 ± 0 5.509 5.083/6.147 5.71 ± 0.6444
ea13 1342 1342/1342 1342 ± 0 5.856 5.452/6.159 5.904 ± 0.5042
ea14 1342 1342/1342 1342 ± 0 5.595 5.039/6.126 5.635 ± 0.6327
ea15 1342 1342/1342 1342 ± 0 5.334 4.86/5.932 5.477 ± 0.6595
ea16 1342 1342/1342 1342 ± 0 5.908 5.409/6.328 5.98 ± 0.7104
ea17 1342 1342/1342 1342 ± 0 5.793 5.273/6.198 5.845 ± 0.6066
ea18 1342 1342/1342 1342 ± 0 4.839 4.548/5.367 4.974 ± 0.5199
ea19 1342 1342/1342 1342 ± 0 5.659 5.231/6.227 5.8 ± 0.5965
ea20 1342 1342/1342 1342 ± 0 5.831 5.406/6.476 5.963 ± 0.6524
ea21 1342 1342/1342 1342 ± 0 5.442 5.13/6.072 5.6 ± 0.573
ea22 1342 1342/1342 1342 ± 0 5.554 5.083/6.17 5.646 ± 0.6454
ea23 1342 1342/1342 1342 ± 0 5.757 5.225/6.241 5.829 ± 0.6644
ea25 1342 1342/1342 1342 ± 0 5.394 4.952/5.85 5.46 ± 0.5737
ea26 1342 1342/1342 1342 ± 0 5.828 5.383/6.437 5.927 ± 0.6417
ea27 1342 1342/1342 1342 ± 0.00002948 5.39 5.053/6.117 5.545 ± 0.5705
ea28 1342 1342/1342 1342 ± 0 5.517 5.161/6.252 5.688 ± 0.6256
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 ± 0.00002412 5.079 4.941/5.301 5.098 ± 0.2283
3 1342 1342/1342 1342 ± 0.00002412 4.947 4.852/5.198 4.994 ± 0.2397
4 1342 1342/1342 1342 ± 0.0000246 5.085 4.96/5.258 5.095 ± 0.3154
5 1342 1342/1342 1342 ± 0.00002412 5.142 4.896/5.239 5.094 ± 0.2904
6 1342 1342/1342 1342 ± 0.00002412 5.108 4.903/5.23 5.071 ± 0.2724
7 1342 1342/1342 1342 ± 0.00002412 5.122 4.974/5.265 5.114 ± 0.2324
8 1342 1342/1342 1342 ± 0.00002412 5.155 4.9/5.249 5.084 ± 0.2626
9 1342 1342/1342 1342 ± 0.00002412 5.405 5.254/5.629 5.377 ± 0.2994
10 1342 1342/1342 1342 ± 0.00002412 5.821 5.685/6.037 5.808 ± 0.3064
11 1342 1342/1342 1342 ± 0.00002412 6.113 5.926/6.165 6.021 ± 0.3168
12 1342 1342/1342 1342 ± 0.00002412 6.244 6.075/6.415 6.189 ± 0.3342
13 1342 1342/1342 1342 ± 0.00002412 6.633 6.494/6.788 6.597 ± 0.3479
14 1342 1342/1342 1342 ± 0.00002412 6.859 6.598/6.936 6.747 ± 0.3793
15 1342 1342/1342 1342 ± 0.00002412 6.428 6.245/6.586 6.353 ± 0.3436
16 1342 1342/1342 1342 ± 0.00003181 5.817 5.672/6.039 5.812 ± 0.2868
17 1342 1342/1342 1342 ± 0.00002696 5.865 5.71/5.985 5.83 ± 0.2961
vis
VLASS2.1.sb38598618.eb38624961.59090.97292246528_split_split.ms
output_dir
 
statwtmode
VLASS-SE
datacolumn
residual_data
overwrite_modelcol
False
Start time
2025-02-06 21:17:25.428
End
2025-02-06 21:47:19.323
Duration
0:29:53.895
Note, WebLog generation is not included in the time.

CASA logs for stage 8