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

Statwt Summary Plot

VLASS2.1.sb38523814.eb38632964.59098.28982543982_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 5.851 5.443/6.284 5.89 ± 0.5774
ea02 1342 1342/1342 1342 ± 0 5.833 5.369/6.682 6.031 ± 0.6977
ea04 1342 1342/1342 1342 ± 0 5.356 4.812/5.949 5.388 ± 0.6612
ea05 1342 1342/1342 1342 ± 0.000008526 5.757 4.922/6.317 5.568 ± 0.6843
ea06 1342 1342/1342 1342 ± 0 4.71 4.289/5.1 4.714 ± 0.451
ea07 1342 1342/1342 1342 ± 0 6.159 5.451/6.479 6.098 ± 0.6756
ea08 1342 1342/1342 1342 ± 0.000001885 5.844 5.565/6.879 6.192 ± 0.761
ea09 1342 1342/1342 1342 ± 0 5.478 5.009/6.391 5.622 ± 0.6875
ea10 1342 1342/1342 1342 ± 0.000008547 6.042 5.293/6.801 6.052 ± 0.7931
ea11 1342 1342/1342 1342 ± 0 6.043 5.275/6.53 5.988 ± 0.7242
ea12 1342 1342/1342 1342 ± 0 5.805 5.131/6.332 5.806 ± 0.6856
ea13 1342 1342/1342 1342 ± 0 5.923 5.311/6.173 5.823 ± 0.6162
ea14 1342 1342/1342 1342 ± 0 5.992 5.14/6.376 5.871 ± 0.6992
ea15 1342 1342/1342 1342 ± 0 5.502 4.67/5.998 5.425 ± 0.7718
ea16 1342 1342/1342 1342 ± 0 6.072 5.447/6.673 6.183 ± 0.7831
ea17 1342 1342/1342 1342 ± 0.00001859 6.167 5.416/7.055 6.229 ± 0.7932
ea18 1342 1342/1342 1342 ± 0 5.178 4.678/5.754 5.232 ± 0.5609
ea19 1342 1342/1342 1342 ± 0 6.022 5.234/6.621 6.007 ± 0.767
ea20 1342 1342/1342 1342 ± 0 6.284 5.482/6.835 6.155 ± 0.7144
ea21 1342 1342/1342 1342 ± 0 5.714 5.006/6.227 5.667 ± 0.6672
ea22 1342 1342/1342 1342 ± 0 5.411 5.032/6.241 5.632 ± 0.6541
ea23 1342 1342/1342 1342 ± 0 6.288 5.504/6.75 6.198 ± 0.7578
ea25 1342 1342/1342 1342 ± 0 5.84 5.243/6.418 5.85 ± 0.6799
ea26 1342 1342/1342 1342 ± 0 5.751 5.235/6.72 5.946 ± 0.758
ea27 1342 1342/1342 1342 ± 0.00002755 5.716 5.349/6.682 5.911 ± 0.7051
ea28 1342 1342/1342 1342 ± 0.00002123 5.722 5.503/6.792 6.074 ± 0.7402
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 ± 0.00002435 5.189 4.942/5.352 5.136 ± 0.2976
3 1342 1342/1342 1342 ± 0.00002629 5.132 4.975/5.323 5.094 ± 0.283
4 1342 1342/1342 1342 ± 0.00002749 5.125 4.762/5.401 5.063 ± 0.3786
5 1342 1342/1342 1342 ± 0.00002369 5.147 4.99/5.457 5.174 ± 0.3756
6 1342 1342/1342 1342 ± 0.00002365 5.205 5.004/5.425 5.143 ± 0.3424
7 1342 1342/1342 1342 ± 0.00002358 5.287 5.061/5.443 5.198 ± 0.3139
8 1342 1342/1342 1342 ± 0.00002357 5.276 5.015/5.461 5.193 ± 0.3371
9 1342 1342/1342 1342 ± 0.00002351 5.554 5.303/5.863 5.508 ± 0.4059
10 1342 1342/1342 1342 ± 0.00002351 6.081 5.809/6.295 6.004 ± 0.3812
11 1342 1342/1342 1342 ± 0.00002351 6.362 6.07/6.534 6.244 ± 0.3975
12 1342 1342/1342 1342 ± 0.00002351 6.49 6.244/6.723 6.429 ± 0.4118
13 1342 1342/1342 1342 ± 0.00002351 7.041 6.688/7.167 6.906 ± 0.434
14 1342 1342/1342 1342 ± 0.00002351 7.184 6.798/7.466 7.096 ± 0.498
15 1342 1342/1342 1342 ± 0.00002351 6.737 6.452/6.96 6.656 ± 0.456
16 1342 1342/1342 1342 ± 0.00003084 5.934 5.738/6.229 5.934 ± 0.3924
17 1342 1342/1342 1342 ± 0.00003061 5.951 5.712/6.165 5.92 ± 0.3769
statwtmode
VLASS-SE
vis
VLASS2.1.sb38523814.eb38632964.59098.28982543982_split_split.ms
datacolumn
residual_data
overwrite_modelcol
False
output_dir
 
Start time
2025-01-07 07:40:39.552
End
2025-01-07 08:46:39.534
Duration
1:05:59.982
Note, WebLog generation is not included in the time.

CASA logs for stage 8