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

Statwt Summary Plot

VLASS2.1.sb38597432.eb38627615.59094.07999482639_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 5.546 5.232/6.077 5.681 ± 0.5524
ea02 1342 1342/1342 1342 ± 0 5.868 5.252/6.353 5.893 ± 0.6445
ea04 1342 1342/1342 1342 ± 0 5.449 5.113/6.061 5.626 ± 0.5627
ea05 1342 1342/1342 1342 ± 0 5.627 5.22/6.156 5.723 ± 0.5948
ea06 1342 1342/1342 1342 ± 0 4.952 4.71/5.379 5.045 ± 0.3951
ea07 1342 1342/1342 1342 ± 0 5.817 5.382/6.166 5.902 ± 0.5625
ea08 1342 1342/1342 1342 ± 0 5.969 5.423/6.548 6.042 ± 0.6503
ea09 1342 1342/1342 1342 ± 0 5.608 5.094/6.174 5.673 ± 0.64
ea11 1342 1342/1342 1342 ± 0 5.756 5.142/6.287 5.769 ± 0.6404
ea12 1342 1342/1342 1342 ± 0 5.734 5.286/6.333 5.923 ± 0.638
ea13 1342 1342/1342 1342 ± 0 6.008 5.633/6.332 6.08 ± 0.4969
ea14 1342 1342/1342 1342 ± 0 5.706 5.17/6.255 5.741 ± 0.6281
ea15 1342 1342/1342 1342 ± 0 5.493 5.015/6.078 5.629 ± 0.676
ea16 1342 1342/1342 1342 ± 0 6.014 5.535/6.435 6.088 ± 0.7052
ea17 1342 1342/1342 1342 ± 0.000003483 5.952 5.384/6.702 6.038 ± 0.6591
ea18 1342 1342/1342 1342 ± 0 5.008 4.684/5.447 5.11 ± 0.5
ea19 1342 1342/1342 1342 ± 0 5.899 5.441/6.516 6.056 ± 0.6418
ea20 1342 1342/1342 1342 ± 0 6.073 5.638/6.684 6.184 ± 0.6474
ea21 1342 1342/1342 1342 ± 0 5.58 5.295/6.214 5.756 ± 0.5676
ea22 1342 1342/1342 1342 ± 0 5.595 5.19/6.228 5.71 ± 0.6324
ea23 0 N/A 0 ± N/A 0 N/A 0 ± N/A
ea25 1342 1342/1342 1342 ± 0 5.47 5.108/5.951 5.573 ± 0.567
ea26 1342 1342/1342 1342 ± 0 5.985 5.519/6.607 6.057 ± 0.6813
ea27 1342 1342/1342 1342 ± 0.00003813 5.606 5.201/6.33 5.721 ± 0.6148
ea28 1342 1342/1342 1342 ± 0 5.642 5.286/6.317 5.814 ± 0.6332
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 ± 0.00002441 5.319 5.145/5.532 5.333 ± 0.2536
3 1342 1342/1342 1342 ± 0.00002455 5.057 4.897/5.296 5.089 ± 0.2726
4 1342 1342/1342 1342 ± 0.00002491 5.197 4.989/5.369 5.16 ± 0.2832
5 1342 1342/1342 1342 ± 0.00002441 5.248 5.023/5.394 5.233 ± 0.3099
6 1342 1342/1342 1342 ± 0.00002441 5.25 5.018/5.405 5.209 ± 0.2863
7 1342 1342/1342 1342 ± 0.00002441 5.243 5.106/5.431 5.257 ± 0.2474
8 1342 1342/1342 1342 ± 0.00002441 5.283 5.058/5.407 5.223 ± 0.2697
9 1342 1342/1342 1342 ± 0.00002441 5.523 5.326/5.787 5.506 ± 0.305
10 1342 1342/1342 1342 ± 0.00002441 5.962 5.836/6.146 5.951 ± 0.3012
11 1342 1342/1342 1342 ± 0.00002441 6.203 6.073/6.305 6.156 ± 0.3121
12 1342 1342/1342 1342 ± 0.00002441 6.345 6.135/6.506 6.326 ± 0.3387
13 1342 1342/1342 1342 ± 0.00002441 6.746 6.614/6.979 6.751 ± 0.3547
14 1342 1342/1342 1342 ± 0.00002441 6.921 6.77/7.169 6.908 ± 0.3955
15 1342 1342/1342 1342 ± 0.00002441 6.511 6.391/6.781 6.492 ± 0.3614
16 1342 1342/1342 1342 ± 0.00003344 5.986 5.831/6.243 5.959 ± 0.3155
17 1342 1342/1342 1342 ± 0.00003213 5.997 5.828/6.211 5.963 ± 0.3179
vis
VLASS2.1.sb38597432.eb38627615.59094.07999482639_split_split.ms
overwrite_modelcol
False
datacolumn
residual_data
statwtmode
VLASS-SE
output_dir
 
Start time
2024-12-13 09:44:55.273
End
2024-12-13 10:51:53.272
Duration
1:06:57.999
Note, WebLog generation is not included in the time.

CASA logs for stage 8