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

Statwt Summary Plot

VLASS2.1.sb38608477.eb38643773.59104.940213009264_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 5.577 5.28/6.001 5.691 ± 0.5482
ea02 1342 1342/1342 1342 ± 0.000007946 5.507 5.224/6.248 5.756 ± 0.6371
ea04 1342 1342/1342 1342 ± 0 5.304 4.921/6.036 5.49 ± 0.6042
ea05 1342 1342/1342 1342 ± 0 5.709 5.036/6.166 5.578 ± 0.5985
ea06 1342 1342/1342 1342 ± 0 4.961 4.726/5.327 5.036 ± 0.3934
ea07 1342 1342/1342 1342 ± 0 5.945 5.387/6.218 5.955 ± 0.6249
ea08 1342 1342/1342 1342 ± 0 5.783 5.535/6.628 6.084 ± 0.6971
ea09 1342 1342/1342 1342 ± 0 5.272 4.847/5.874 5.396 ± 0.6172
ea10 1342 1342/1342 1342 ± 0 5.987 5.306/6.65 5.975 ± 0.7049
ea11 0 N/A 0 ± N/A 0 N/A 0 ± N/A
ea12 1342 1342/1342 1342 ± 0 5.756 5.289/6.434 5.954 ± 0.6702
ea13 1342 1342/1342 1342 ± 0 5.438 5.045/5.844 5.533 ± 0.5821
ea14 1342 1342/1342 1342 ± 0 5.698 5.178/6.353 5.804 ± 0.7209
ea15 1342 1342/1342 1342 ± 0 5.414 4.974/6.139 5.61 ± 0.6863
ea16 1342 1342/1342 1342 ± 0 5.927 5.463/6.637 6.101 ± 0.7708
ea17 1342 1342/1342 1342 ± 0.000001999 5.936 5.512/6.558 6.101 ± 0.68
ea18 1342 1342/1342 1342 ± 0 4.969 4.744/5.517 5.141 ± 0.527
ea19 1342 1342/1342 1342 ± 0 5.729 5.288/6.486 5.946 ± 0.671
ea20 1342 1342/1342 1342 ± 0 6.068 5.673/6.743 6.244 ± 0.6632
ea21 1342 1342/1342 1342 ± 0 5.63 5.184/6.15 5.705 ± 0.613
ea22 1342 1342/1342 1342 ± 0 5.201 4.875/5.989 5.402 ± 0.6298
ea23 1342 1342/1342 1342 ± 0 5.944 5.378/6.457 6.035 ± 0.7146
ea25 1342 1342/1342 1342 ± 0 5.702 5.323/6.233 5.863 ± 0.6339
ea26 1342 1342/1342 1342 ± 0 5.44 5.15/6.157 5.664 ± 0.6711
ea27 1342 1342/1342 1342 ± 0 5.528 5.277/6.402 5.763 ± 0.6234
ea28 1342 1342/1342 1342 ± 0.000005625 5.792 5.473/6.505 5.987 ± 0.6695
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 ± 0.00002395 5.203 5.023/5.375 5.224 ± 0.2699
3 1342 1342/1342 1342 ± 0.00002395 5.117 4.957/5.337 5.134 ± 0.2825
4 1342 1342/1342 1342 ± 0.00002415 5.12 4.853/5.323 5.077 ± 0.3326
5 1342 1342/1342 1342 ± 0.00002395 5.23 4.921/5.38 5.176 ± 0.3081
6 1342 1342/1342 1342 ± 0.00002395 5.235 5.007/5.384 5.182 ± 0.2727
7 1342 1342/1342 1342 ± 0.00002395 5.245 5.001/5.374 5.198 ± 0.2529
8 1342 1342/1342 1342 ± 0.00002395 5.226 4.881/5.376 5.166 ± 0.2982
9 1342 1342/1342 1342 ± 0.00002395 5.479 5.206/5.785 5.452 ± 0.3435
10 1342 1342/1342 1342 ± 0.00002395 5.944 5.749/6.12 5.893 ± 0.3301
11 1342 1342/1342 1342 ± 0.00002395 6.14 5.894/6.325 6.118 ± 0.3496
12 1342 1342/1342 1342 ± 0.00002442 6.362 6.095/6.572 6.318 ± 0.3752
13 1342 1342/1342 1342 ± 0.00002395 6.752 6.448/7.069 6.74 ± 0.4125
14 1342 1342/1342 1342 ± 0.00002395 6.991 6.651/7.232 6.932 ± 0.4281
15 1342 1342/1342 1342 ± 0.00002395 6.667 6.436/6.838 6.589 ± 0.4014
16 1342 1342/1342 1342 ± 0.00002438 5.906 5.615/6.188 5.914 ± 0.4141
17 1342 1342/1342 1342 ± 0.00002395 5.883 5.74/6.256 5.95 ± 0.3815
datacolumn
residual_data
vis
VLASS2.1.sb38608477.eb38643773.59104.940213009264_split_split.ms
output_dir
 
overwrite_modelcol
False
statwtmode
VLASS-SE
Start time
2025-02-27 19:11:18.356
End
2025-02-27 19:25:51.876
Duration
0:14:33.520
Note, WebLog generation is not included in the time.

CASA logs for stage 8