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

Statwt Summary Plot

VLASS2.1.sb38561374.eb38565040.59070.62333981482_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 5.273 5.081/5.896 5.5 ± 0.4897
ea02 1342 1342/1342 1342 ± 0.00004874 5.668 5.241/6.424 5.84 ± 0.6597
ea05 1342 1342/1342 1342 ± 0 5.554 5.137/6.272 5.652 ± 0.6067
ea06 1342 1342/1342 1342 ± 0 4.795 4.666/5.461 5.054 ± 0.5047
ea07 1342 1342/1342 1342 ± 0.000002158 5.351 5.12/5.879 5.554 ± 0.4856
ea08 1342 1342/1342 1342 ± 0.00004154 5.739 5.369/6.593 5.977 ± 0.7184
ea09 1342 1342/1342 1342 ± 0.00002557 5.04 3.375/6.258 4.858 ± 1.358
ea10 1342 1342/1342 1342 ± 0.00002987 5.336 5.114/6.277 5.636 ± 0.65
ea11 1342 1342/1342 1342 ± 0 5.317 5.066/6.007 5.451 ± 0.6379
ea12 1342 1342/1342 1342 ± 0 5.425 5.111/6.156 5.63 ± 0.6084
ea13 1342 1342/1342 1342 ± 0.000001246 5.569 5.469/6.189 5.848 ± 0.538
ea14 1342 1342/1342 1342 ± 0 6.392 5.852/6.719 6.382 ± 0.5123
ea15 1342 1342/1342 1342 ± 0 5.5 5.135/6.165 5.677 ± 0.5952
ea16 1342 1342/1342 1342 ± 0 5.225 5.033/5.459 5.299 ± 0.42
ea17 1342 1342/1342 1342 ± 0.00004222 5.754 5.295/6.795 5.969 ± 0.6821
ea18 1342 1342/1342 1342 ± 0.000001254 4.809 4.527/5.393 4.937 ± 0.5102
ea19 1342 1342/1342 1342 ± 0 5.831 5.301/6.455 5.858 ± 0.6168
ea20 1342 1342/1342 1342 ± 0 5.702 5.351/6.304 5.916 ± 0.6483
ea21 1342 1342/1342 1342 ± 0 5.316 5.154/6.184 5.644 ± 0.5789
ea22 1342 1342/1342 1342 ± 0.00003282 5.363 5.14/6.571 5.743 ± 0.6874
ea23 1342 1342/1342 1342 ± 0 5.689 5.371/6.417 5.91 ± 0.5996
ea25 1342 1342/1342 1342 ± 0 5.163 4.928/5.275 5.124 ± 0.2518
ea26 1342 1342/1342 1342 ± 0.000002785 5.379 5.245/6.289 5.706 ± 0.6117
ea27 1342 1342/1342 1342 ± 0.00004272 5.535 5.152/6.263 5.67 ± 0.5767
ea28 1342 1342/1342 1342 ± 0.00005286 6.224 5.627/6.478 6.042 ± 0.5421
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 ± 0.00002491 5.229 5.127/5.347 5.108 ± 0.4262
4 1342 1342/1342 1342 ± 0.00003055 5.027 4.875/5.112 4.96 ± 0.301
5 1342 1342/1342 1342 ± 0.00002491 5.163 4.983/5.251 5.073 ± 0.4529
6 1342 1342/1342 1342 ± 0.00002491 5.134 5.037/5.291 5.065 ± 0.4541
7 1342 1342/1342 1342 ± 0.00002491 5.102 5.004/5.269 5.078 ± 0.422
8 1342 1342/1342 1342 ± 0.00002491 5.2 5.019/5.33 5.109 ± 0.4767
9 1342 1342/1342 1342 ± 0.00002491 5.448 5.302/5.69 5.386 ± 0.5078
10 1342 1342/1342 1342 ± 0.00002441 5.818 5.675/5.999 5.823 ± 0.2774
11 1342 1342/1342 1342 ± 0.00002441 6.166 6.061/6.276 6.075 ± 0.3485
12 1342 1342/1342 1342 ± 0.00002441 6.285 6.05/6.476 6.227 ± 0.3586
13 1342 1342/1342 1342 ± 0.00002441 6.644 6.38/6.698 6.568 ± 0.3321
14 1342 1342/1342 1342 ± 0.00002441 6.724 6.594/7 6.706 ± 0.3501
15 1342 1342/1342 1342 ± 0.00002441 6.372 6.256/6.563 6.352 ± 0.4236
16 1342 1342/1342 1342 ± 0.00005593 5.277 5.075/5.476 5.244 ± 0.3689
17 1342 1342/1342 1342 ± 0.00005675 5.236 5.09/5.513 5.244 ± 0.3417
statwtmode
VLASS-SE
datacolumn
residual_data
output_dir
 
overwrite_modelcol
False
vis
VLASS2.1.sb38561374.eb38565040.59070.62333981482_split_split.ms
Start time
2024-12-06 00:39:33.932
End
2024-12-06 01:26:22.734
Duration
0:46:48.802
Note, WebLog generation is not included in the time.

CASA logs for stage 8