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

Statwt Summary Plot

VLASS2.1.sb38619162.eb38631105.59096.06071193287_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 5.454 5.174/5.891 5.614 ± 0.5407
ea02 1342 1342/1342 1342 ± 0 5.597 5.295/6.408 5.873 ± 0.6686
ea04 1342 1342/1342 1342 ± 0 5.403 5.054/6.042 5.575 ± 0.5921
ea05 1342 1342/1342 1342 ± 0 5.619 5.164/6.129 5.706 ± 0.5995
ea06 1342 1342/1342 1342 ± 0 4.961 4.727/5.34 5.037 ± 0.3746
ea07 1342 1342/1342 1342 ± 0 6.048 5.397/6.255 5.964 ± 0.6002
ea08 1342 1342/1342 1342 ± 0 5.716 5.439/6.548 6.021 ± 0.6868
ea09 1342 1342/1342 1342 ± 0 5.508 5.123/6.188 5.657 ± 0.6273
ea10 1342 1342/1342 1342 ± 0 5.949 5.223/6.576 5.906 ± 0.6856
ea11 1342 1342/1342 1342 ± 0 5.789 5.096/6.312 5.793 ± 0.6708
ea12 1342 1342/1342 1342 ± 0 5.887 5.239/6.401 5.943 ± 0.688
ea13 1342 1342/1342 1342 ± 0 6.092 5.664/6.297 6.089 ± 0.5161
ea14 1342 1342/1342 1342 ± 0 5.877 5.163/6.347 5.823 ± 0.6921
ea15 1342 1342/1342 1342 ± 0 5.519 5.036/6.2 5.683 ± 0.6998
ea16 1342 1342/1342 1342 ± 0 5.995 5.565/6.675 6.175 ± 0.7357
ea17 1342 1342/1342 1342 ± 0 5.849 5.473/6.412 6.011 ± 0.6297
ea18 1342 1342/1342 1342 ± 0 5.092 4.673/5.539 5.122 ± 0.5268
ea19 1342 1342/1342 1342 ± 0 5.902 5.455/6.649 6.102 ± 0.6853
ea20 1342 1342/1342 1342 ± 0 6.249 5.626/6.857 6.202 ± 0.6543
ea21 1342 1342/1342 1342 ± 0 5.617 5.252/6.151 5.738 ± 0.5753
ea22 1342 1342/1342 1342 ± 0 5.369 5.138/6.249 5.664 ± 0.66
ea23 1342 1342/1342 1342 ± 0 6.104 5.396/6.486 6.047 ± 0.7047
ea25 1342 1342/1342 1342 ± 0 5.43 5.174/6.13 5.659 ± 0.5865
ea26 1342 1342/1342 1342 ± 0 5.911 5.521/6.835 6.096 ± 0.6638
ea27 1342 1342/1342 1342 ± 0.000001081 5.575 5.206/6.402 5.727 ± 0.5992
ea28 1342 1342/1342 1342 ± 0.00002353 5.576 5.31/6.345 5.823 ± 0.6634
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 ± 0.0000235 5.29 5.13/5.541 5.304 ± 0.2474
3 1342 1342/1342 1342 ± 0.00003038 5.173 5.011/5.405 5.201 ± 0.2345
4 1342 1342/1342 1342 ± 0.0000237 5.157 4.964/5.334 5.13 ± 0.2929
5 1342 1342/1342 1342 ± 0.0000235 5.254 5.016/5.416 5.249 ± 0.3044
6 1342 1342/1342 1342 ± 0.0000235 5.178 4.963/5.357 5.156 ± 0.271
7 1342 1342/1342 1342 ± 0.0000235 5.266 5.117/5.436 5.259 ± 0.2455
8 1342 1342/1342 1342 ± 0.0000235 5.269 5.045/5.398 5.222 ± 0.2686
9 1342 1342/1342 1342 ± 0.0000235 5.559 5.355/5.764 5.507 ± 0.3079
10 1342 1342/1342 1342 ± 0.0000235 5.967 5.811/6.137 5.949 ± 0.2991
11 1342 1342/1342 1342 ± 0.0000235 6.231 6.06/6.355 6.171 ± 0.3093
12 1342 1342/1342 1342 ± 0.0000235 6.367 6.179/6.528 6.331 ± 0.3402
13 1342 1342/1342 1342 ± 0.0000235 6.752 6.68/7.01 6.774 ± 0.3619
14 1342 1342/1342 1342 ± 0.0000235 7.025 6.795/7.191 6.967 ± 0.3989
15 1342 1342/1342 1342 ± 0.0000235 6.698 6.465/6.897 6.619 ± 0.3998
16 1342 1342/1342 1342 ± 0.00002578 5.947 5.582/6.189 5.918 ± 0.4021
17 1342 1342/1342 1342 ± 0.00002762 5.969 5.597/6.245 5.919 ± 0.3926
vis
VLASS2.1.sb38619162.eb38631105.59096.06071193287_split_split.ms
statwtmode
VLASS-SE
datacolumn
residual_data
overwrite_modelcol
False
output_dir
 
Start time
2024-12-13 12:22:17.744
End
2024-12-13 13:37:27.471
Duration
1:15:09.727
Note, WebLog generation is not included in the time.

CASA logs for stage 8