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

Statwt Summary Plot

VLASS2.1.sb38620321.eb38711360.59131.8760765162_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 5.559 5.251/5.995 5.689 ± 0.534
ea02 1342 1342/1342 1342 ± 0 5.721 5.4/6.537 5.929 ± 0.6505
ea03 1342 1342/1342 1342 ± 0 5.356 4.742/5.958 5.391 ± 0.6474
ea04 1342 1342/1342 1342 ± 0 5.455 5.128/6.154 5.655 ± 0.5929
ea05 1342 1342/1342 1342 ± 0 5.789 5.341/6.261 5.852 ± 0.5942
ea06 1342 1342/1342 1342 ± 0 5.183 4.876/5.637 5.257 ± 0.4416
ea07 1342 1342/1342 1342 ± 0 5.921 5.357/6.164 5.908 ± 0.5825
ea08 1342 1342/1342 1342 ± 0 5.859 5.547/6.682 6.137 ± 0.6747
ea09 1342 1342/1342 1342 ± 0 5.575 5.175/6.279 5.703 ± 0.6335
ea10 1342 1342/1342 1342 ± 0 5.87 5.235/6.532 5.872 ± 0.6754
ea11 1342 1342/1342 1342 ± 0 5.859 5.279/6.4 5.929 ± 0.6755
ea12 1342 1342/1342 1342 ± 0 5.676 5.249/6.325 5.861 ± 0.6436
ea13 1342 1342/1342 1342 ± 0 6.08 5.805/6.459 6.193 ± 0.5069
ea15 1342 1342/1342 1342 ± 0 5.797 5.437/6.494 6.006 ± 0.6816
ea16 1342 1342/1342 1342 ± 0 6.067 5.625/6.748 6.23 ± 0.7262
ea17 1342 1342/1342 1342 ± 0 6.147 5.748/6.733 6.282 ± 0.6842
ea18 1342 1342/1342 1342 ± 0 4.877 4.58/5.352 4.994 ± 0.4899
ea19 1342 1342/1342 1342 ± 0 6.001 5.409/6.537 5.995 ± 0.5908
ea20 1342 1342/1342 1342 ± 0 5.794 5.389/6.423 5.905 ± 0.5946
ea21 1342 1342/1342 1342 ± 0 5.694 5.363/6.217 5.828 ± 0.5554
ea22 1342 1342/1342 1342 ± 0 5.475 5.197/6.33 5.726 ± 0.6467
ea23 1342 1342/1342 1342 ± 0 5.995 5.36/6.451 6.045 ± 0.7004
ea24 1342 1342/1342 1342 ± 0 5.691 5.389/6.567 5.837 ± 0.6599
ea25 1342 1342/1342 1342 ± 0 5.505 5.178/6.038 5.642 ± 0.5684
ea26 1342 1342/1342 1342 ± 0 6.012 5.627/6.728 6.173 ± 0.7032
ea27 1342 1342/1342 1342 ± 0 5.511 5.181/6.338 5.706 ± 0.6046
ea28 1342 1342/1342 1342 ± 0.000006912 5.426 5.223/6.205 5.658 ± 0.6251
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 ± 0.00002307 5.378 5.181/5.514 5.323 ± 0.257
3 1342 1342/1342 1342 ± 0.00002307 5.133 4.908/5.373 5.138 ± 0.3289
4 1342 1342/1342 1342 ± 0.00002394 5.195 4.943/5.348 5.176 ± 0.3319
5 1342 1342/1342 1342 ± 0.00002307 5.304 5.063/5.374 5.256 ± 0.3204
6 1342 1342/1342 1342 ± 0.0000235 5.331 5.18/5.488 5.3 ± 0.3025
7 1342 1342/1342 1342 ± 0.00002307 5.337 5.181/5.452 5.324 ± 0.2629
8 1342 1342/1342 1342 ± 0.00002307 5.262 5.109/5.503 5.28 ± 0.2876
9 1342 1342/1342 1342 ± 0.00002307 5.59 5.424/5.841 5.585 ± 0.3271
10 1342 1342/1342 1342 ± 0.00002307 6.045 5.87/6.199 6.008 ± 0.3187
11 1342 1342/1342 1342 ± 0.00002307 6.328 6.051/6.414 6.236 ± 0.3206
12 1342 1342/1342 1342 ± 0.00002307 6.429 6.171/6.547 6.386 ± 0.3462
13 1342 1342/1342 1342 ± 0.00002307 6.819 6.636/6.957 6.788 ± 0.3575
14 1342 1342/1342 1342 ± 0.00002307 7.003 6.749/7.235 6.947 ± 0.3886
15 1342 1342/1342 1342 ± 0.00002307 6.645 6.482/6.945 6.626 ± 0.3908
16 1342 1342/1342 1342 ± 0.00002358 5.942 5.56/6.246 5.928 ± 0.388
17 1342 1342/1342 1342 ± 0.00002313 5.87 5.626/6.271 5.914 ± 0.3712
output_dir
 
vis
VLASS2.1.sb38620321.eb38711360.59131.8760765162_split_split.ms
datacolumn
residual_data
statwtmode
VLASS-SE
overwrite_modelcol
False
Start time
2024-12-18 05:49:47.587
End
2024-12-18 07:10:11.082
Duration
1:20:23.495
Note, WebLog generation is not included in the time.

CASA logs for stage 8