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

Statwt Summary Plot

VLASS2.1.sb38522718.eb38555682.59065.0341228125_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 5.824 5.455/6.284 5.827 ± 0.5186
ea02 1342 1342/1342 1342 ± 0.000006067 5.973 5.629/6.576 6.12 ± 0.6054
ea04 1342 1342/1342 1342 ± 0.000005899 5.714 5.313/6.297 5.828 ± 0.5566
ea05 1342 1342/1342 1342 ± 0 6.05 5.539/6.489 6.022 ± 0.5553
ea06 1342 1342/1342 1342 ± 0 3.471 3.351/3.821 3.538 ± 0.2151
ea07 1342 1342/1342 1342 ± 0 5.666 5.517/6.084 5.756 ± 0.2428
ea08 1342 1342/1342 1342 ± 0.000007658 6.058 5.772/6.775 6.267 ± 0.6394
ea09 1342 1342/1342 1342 ± 0.00002321 5.32 5.127/5.896 5.476 ± 0.4567
ea10 1342 1342/1342 1342 ± 0 5.659 5.39/6.51 5.86 ± 0.6199
ea11 1342 1342/1342 1342 ± 0 6.011 5.552/6.582 6.117 ± 0.5998
ea12 1342 1342/1342 1342 ± 0 5.992 5.519/6.428 6.075 ± 0.6006
ea13 1342 1342/1342 1342 ± 0 6.245 5.829/6.422 6.219 ± 0.4549
ea14 1342 1342/1342 1342 ± 0 6.274 5.65/6.688 6.172 ± 0.6386
ea15 1342 1342/1342 1342 ± 0 6.034 5.54/6.477 6.072 ± 0.6261
ea16 1342 1342/1342 1342 ± 0 5.122 4.655/5.532 5.063 ± 0.5727
ea17 1342 1342/1342 1342 ± 0.0000161 6.319 5.899/6.754 6.366 ± 0.6034
ea18 1342 1342/1342 1342 ± 0 5.356 5.004/5.835 5.373 ± 0.4967
ea19 1342 1342/1342 1342 ± 0 6.655 6.315/6.914 6.693 ± 0.3625
ea20 1342 1342/1342 1342 ± 0 6.498 6.001/7.037 6.492 ± 0.613
ea21 1342 1342/1342 1342 ± 0 6.007 5.653/6.56 6.131 ± 0.5282
ea22 1342 1342/1342 1342 ± 0 5.629 5.26/6.267 5.762 ± 0.5761
ea23 1342 1342/1342 1342 ± 0 6.149 5.696/6.75 6.223 ± 0.6354
ea25 1342 1342/1342 1342 ± 0 5.539 5.373/5.633 5.511 ± 0.2006
ea26 1342 1342/1342 1342 ± 0 6.057 5.775/6.844 6.2 ± 0.6084
ea27 1342 1342/1342 1342 ± 0.00001722 5.697 5.542/6.51 5.895 ± 0.5744
ea28 1342 1342/1342 1342 ± 0.00002434 6.572 6.236/6.866 6.526 ± 0.5001
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 ± 0.00002501 5.629 5.507/5.802 5.605 ± 0.3233
3 1342 1342/1342 1342 ± 0.00002799 5.247 5.017/5.483 5.255 ± 0.3053
4 1342 1342/1342 1342 ± 0.0000333 5.352 5.083/5.542 5.316 ± 0.3441
5 1342 1342/1342 1342 ± 0.00002501 5.515 5.321/5.759 5.52 ± 0.3274
6 1342 1342/1342 1342 ± 0.00002501 5.51 5.427/5.645 5.462 ± 0.3633
7 1342 1342/1342 1342 ± 0.00002501 5.553 5.394/5.709 5.503 ± 0.368
8 1342 1342/1342 1342 ± 0.00002501 5.565 5.249/5.726 5.48 ± 0.3724
9 1342 1342/1342 1342 ± 0.00002499 5.897 5.452/6.08 5.751 ± 0.3941
10 1342 1342/1342 1342 ± 0.0000245 6.291 6.015/6.384 6.061 ± 0.5913
11 1342 1342/1342 1342 ± 0.0000245 6.514 6.125/6.59 6.258 ± 0.7006
12 1342 1342/1342 1342 ± 0.00002501 6.618 6.394/6.751 6.542 ± 0.3684
13 1342 1342/1342 1342 ± 0.00002501 7.067 6.739/7.184 6.952 ± 0.3892
14 1342 1342/1342 1342 ± 0.00002501 7.166 6.83/7.311 7.042 ± 0.398
15 1342 1342/1342 1342 ± 0.00002501 6.665 6.378/6.825 6.563 ± 0.356
16 1342 1342/1342 1342 ± 0.0000292 6.039 5.676/6.287 5.898 ± 0.6387
17 1342 1342/1342 1342 ± 0.00002778 6.017 5.776/6.309 5.978 ± 0.404
statwtmode
VLASS-SE
overwrite_modelcol
False
vis
VLASS2.1.sb38522718.eb38555682.59065.0341228125_split_split.ms
output_dir
 
datacolumn
residual_data
Start time
2025-01-31 23:47:35.849
End
2025-02-01 00:18:46.945
Duration
0:31:11.096
Note, WebLog generation is not included in the time.

CASA logs for stage 8