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

Statwt Summary Plot

VLASS2.1.sb38521729.eb38627577.59093.001901145835_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 5.478 5.189/5.84 5.589 ± 0.507
ea02 1342 1342/1342 1342 ± 0 5.772 5.343/6.319 5.898 ± 0.6209
ea04 1342 1342/1342 1342 ± 0 5.573 5.187/6.097 5.705 ± 0.5449
ea05 1342 1342/1342 1342 ± 0 5.626 5.274/6.127 5.737 ± 0.5666
ea06 1342 1342/1342 1342 ± 0 4.917 4.721/5.31 5.018 ± 0.3537
ea07 1342 1342/1342 1342 ± 0 5.887 5.368/6.092 5.889 ± 0.5515
ea08 1342 1342/1342 1342 ± 0 5.705 5.442/6.542 5.978 ± 0.6741
ea09 1342 1342/1342 1342 ± 0 5.694 5.206/6.357 5.758 ± 0.5821
ea10 1342 1342/1342 1342 ± 0 5.79 5.239/6.416 5.838 ± 0.6327
ea11 1342 1342/1342 1342 ± 0.000001784 5.773 5.064/6.186 5.729 ± 0.635
ea12 1342 1342/1342 1342 ± 0 5.886 5.325/6.333 5.936 ± 0.6221
ea13 1342 1342/1342 1342 ± 0 6.149 5.731/6.33 6.133 ± 0.5048
ea14 1342 1342/1342 1342 ± 0 5.895 5.221/6.314 5.851 ± 0.6453
ea15 1342 1342/1342 1342 ± 0 5.713 5.242/6.303 5.845 ± 0.6623
ea16 1342 1342/1342 1342 ± 0 6.116 5.613/6.636 6.219 ± 0.7016
ea17 1342 1342/1342 1342 ± 0.00001255 5.87 5.4/6.675 6.013 ± 0.6342
ea18 1342 1342/1342 1342 ± 0 5.069 4.691/5.489 5.133 ± 0.4841
ea19 1342 1342/1342 1342 ± 0 6.03 5.478/6.565 6.077 ± 0.5987
ea20 1342 1342/1342 1342 ± 0 5.974 5.622/6.59 6.105 ± 0.6229
ea21 1342 1342/1342 1342 ± 0 5.677 5.289/6.159 5.767 ± 0.5318
ea22 1342 1342/1342 1342 ± 0 5.549 5.249/6.318 5.767 ± 0.6678
ea23 1342 1342/1342 1342 ± 0 6.076 5.394/6.453 6.006 ± 0.6569
ea25 1342 1342/1342 1342 ± 0 5.575 5.104/6.041 5.598 ± 0.5646
ea26 1342 1342/1342 1342 ± 0 5.981 5.672/6.646 6.107 ± 0.6763
ea27 1342 1342/1342 1342 ± 0.00001858 5.536 5.3/6.257 5.711 ± 0.5654
ea28 1342 1342/1342 1342 ± 0.00001204 5.543 5.308/6.281 5.782 ± 0.6204
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 ± 0.00002351 5.352 5.178/5.569 5.346 ± 0.2611
3 1342 1342/1342 1342 ± 0.00002408 5.143 4.916/5.329 5.121 ± 0.2802
4 1342 1342/1342 1342 ± 0.00003522 5.109 5.017/5.161 5.075 ± 0.1658
5 1342 1342/1342 1342 ± 0.00002351 5.34 5.114/5.448 5.303 ± 0.2798
6 1342 1342/1342 1342 ± 0.00002351 5.3 5.145/5.461 5.276 ± 0.286
7 1342 1342/1342 1342 ± 0.00002351 5.296 5.219/5.437 5.301 ± 0.2485
8 1342 1342/1342 1342 ± 0.00002351 5.291 5.144/5.395 5.258 ± 0.2548
9 1342 1342/1342 1342 ± 0.00002351 5.558 5.4/5.754 5.523 ± 0.295
10 1342 1342/1342 1342 ± 0.00002351 5.944 5.823/6.116 5.937 ± 0.2986
11 1342 1342/1342 1342 ± 0.00002351 6.214 6.043/6.323 6.149 ± 0.3119
12 1342 1342/1342 1342 ± 0.00002351 6.323 6.162/6.465 6.284 ± 0.329
13 1342 1342/1342 1342 ± 0.00002351 6.745 6.618/6.914 6.726 ± 0.3535
14 1342 1342/1342 1342 ± 0.00002351 6.974 6.748/7.184 6.933 ± 0.388
15 1342 1342/1342 1342 ± 0.00002351 6.675 6.379/6.765 6.547 ± 0.393
16 1342 1342/1342 1342 ± 0.00002663 5.876 5.626/6.243 5.901 ± 0.3657
17 1342 1342/1342 1342 ± 0.00002681 5.883 5.686/6.221 5.915 ± 0.346
output_dir
 
datacolumn
residual_data
statwtmode
VLASS-SE
vis
VLASS2.1.sb38521729.eb38627577.59093.001901145835_split_split.ms
overwrite_modelcol
False
Start time
2024-05-01 06:15:40.729
End
2024-05-01 07:02:22.670
Duration
0:46:41.941
Note, WebLog generation is not included in the time.

CASA logs for stage 7