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

Statwt Summary Plot

VLASS2.1.sb38528342.eb38565674.59072.03519471065_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 5.36 4.73/5.864 5.366 ± 0.7216
ea02 1342 1342/1342 1342 ± 0.000001429 5.685 5.107/6.288 5.678 ± 0.7962
ea05 1342 1342/1342 1342 ± 0 5.667 5.3/6.243 5.81 ± 0.6025
ea06 1342 1342/1342 1342 ± 0 4.939 4.673/5.319 4.991 ± 0.4269
ea07 1342 1342/1342 1342 ± 0 5.55 4.876/5.789 5.442 ± 0.6408
ea08 1342 1342/1342 1342 ± 0.00001067 5.643 5.044/6.486 5.742 ± 0.8899
ea09 1342 1342/1342 1342 ± 0 4.919 4.581/5.569 5.051 ± 0.5908
ea10 1342 1342/1342 1342 ± 0.000003195 5.618 4.794/6.27 5.516 ± 0.8552
ea11 1342 1342/1342 1342 ± 0.000001429 5.74 4.79/6.22 5.605 ± 0.8241
ea12 1342 1342/1342 1342 ± 0 5.537 5.089/6.374 5.747 ± 0.7609
ea13 1342 1342/1342 1342 ± 0 5.928 5.447/6.309 5.935 ± 0.6647
ea14 1342 1342/1342 1342 ± 0.000001429 5.823 5.025/6.513 5.802 ± 0.9058
ea15 1342 1342/1342 1342 ± 0 5.611 5.229/6.329 5.837 ± 0.6802
ea16 1342 1342/1342 1342 ± 0 4.989 4.803/5.104 4.886 ± 0.3862
ea17 1342 1342/1342 1342 ± 0.00001046 5.826 4.961/6.386 5.801 ± 0.8188
ea18 1342 1342/1342 1342 ± 0.000002021 5.008 4.488/5.583 5.058 ± 0.6822
ea19 1342 1342/1342 1342 ± 0 5.879 5.522/6.561 6.05 ± 0.6855
ea20 1342 1342/1342 1342 ± 0 5.943 5.164/6.58 5.959 ± 0.8258
ea21 1342 1342/1342 1342 ± 0 5.74 5.287/6.214 5.744 ± 0.6413
ea22 1342 1342/1342 1342 ± 0 5.418 4.825/6.183 5.525 ± 0.8044
ea23 1342 1342/1342 1342 ± 0.000001429 5.913 4.91/6.306 5.772 ± 0.9126
ea25 1342 1342/1342 1342 ± 0.000004947 4.623 4.581/4.935 4.782 ± 0.2868
ea26 1342 1342/1342 1342 ± 0 5.635 4.911/6.249 5.623 ± 0.7845
ea27 1342 1342/1342 1342 ± 0.0000134 5.406 4.809/6.19 5.424 ± 0.8045
ea28 1342 1342/1342 1342 ± 0.00001255 5.567 4.798/6.331 5.588 ± 0.8721
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 ± 0.00002407 4.651 4.491/4.8 4.647 ± 0.2441
3 1342 1342/1342 1342 ± 0.00002481 4.538 4.397/4.843 4.626 ± 0.3122
4 1342 1342/1342 1342 ± 0.00002392 4.561 4.502/4.876 4.69 ± 0.3455
5 1342 1342/1342 1342 ± 0.00002392 4.83 4.59/5.162 4.889 ± 0.3577
6 1342 1342/1342 1342 ± 0.00002392 4.974 4.825/5.125 4.997 ± 0.2727
7 1342 1342/1342 1342 ± 0.00002392 5.095 4.988/5.25 5.117 ± 0.2288
8 1342 1342/1342 1342 ± 0.00002392 5.199 4.939/5.323 5.139 ± 0.2736
9 1342 1342/1342 1342 ± 0.00002392 5.5 5.316/5.649 5.426 ± 0.3008
10 1342 1342/1342 1342 ± 0.0000249 5.936 5.751/6.104 5.887 ± 0.3063
11 1342 1342/1342 1342 ± 0.0000249 6.197 6.072/6.265 6.115 ± 0.3325
12 1342 1342/1342 1342 ± 0.0000249 6.356 6.187/6.421 6.241 ± 0.3401
13 1342 1342/1342 1342 ± 0.0000249 6.776 6.547/6.952 6.697 ± 0.3793
14 1342 1342/1342 1342 ± 0.0000249 7.012 6.715/7.19 6.885 ± 0.4078
15 1342 1342/1342 1342 ± 0.0000249 6.692 6.381/6.834 6.533 ± 0.3953
16 1342 1342/1342 1342 ± 0.00003004 5.911 5.597/6.253 5.894 ± 0.4072
17 1342 1342/1342 1342 ± 0.00002564 5.859 5.679/6.268 5.924 ± 0.3835
statwtmode
VLASS-SE
output_dir
 
vis
VLASS2.1.sb38528342.eb38565674.59072.03519471065_split_split.ms
datacolumn
residual_data
overwrite_modelcol
False
Start time
2025-05-01 06:07:16.526
End
2025-05-01 06:37:19.377
Duration
0:30:02.851
Note, WebLog generation is not included in the time.

CASA logs for stage 8