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

Statwt Summary Plot

VLASS2.1.sb38719425.eb38722999.59135.57082381945_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 5.663 5.348/6.181 5.769 ± 0.5533
ea02 1342 1342/1342 1342 ± 0 5.83 5.509/6.581 6.083 ± 0.6852
ea03 1342 1342/1342 1342 ± 0 5.377 4.849/6.072 5.489 ± 0.665
ea04 1342 1342/1342 1342 ± 0 5.61 5.24/6.219 5.77 ± 0.5913
ea05 1342 1342/1342 1342 ± 0 5.757 5.32/6.281 5.865 ± 0.6096
ea06 1342 1342/1342 1342 ± 0 4.948 4.803/5.413 5.048 ± 0.3301
ea07 1342 1342/1342 1342 ± 0 6.038 5.525/6.314 6.048 ± 0.621
ea08 1342 1342/1342 1342 ± 0 5.882 5.645/6.736 6.174 ± 0.7017
ea09 1342 1342/1342 1342 ± 0 5.835 5.386/6.571 5.961 ± 0.7491
ea10 1342 1342/1342 1342 ± 0 6.087 5.473/6.824 6.108 ± 0.7636
ea11 0 N/A 0 ± N/A 0 N/A 0 ± N/A
ea12 1342 1342/1342 1342 ± 0 5.863 5.441/6.468 6.026 ± 0.6227
ea13 1342 1342/1342 1342 ± 0 6.101 5.894/6.526 6.285 ± 0.5259
ea14 1342 1342/1342 1342 ± 0 5.963 5.427/6.572 6.046 ± 0.7148
ea15 1342 1342/1342 1342 ± 0 5.912 5.513/6.606 6.11 ± 0.7062
ea16 1342 1342/1342 1342 ± 0 6.186 5.708/6.864 6.337 ± 0.764
ea17 1342 1342/1342 1342 ± 0.00002263 6.305 5.929/7.043 6.491 ± 0.7332
ea18 1342 1342/1342 1342 ± 0 5.065 4.74/5.636 5.18 ± 0.563
ea19 1342 1342/1342 1342 ± 0 5.784 5.375/6.406 5.96 ± 0.6182
ea20 1342 1342/1342 1342 ± 0 6.005 5.582/6.661 6.093 ± 0.6556
ea23 1342 1342/1342 1342 ± 0 6.068 5.573/6.488 6.106 ± 0.6928
ea25 1342 1342/1342 1342 ± 0.000003614 5.706 5.416/6.222 5.84 ± 0.6023
ea26 1342 1342/1342 1342 ± 0 6.139 5.843/6.927 6.357 ± 0.7489
ea27 1342 1342/1342 1342 ± 0.00001003 5.68 5.407/6.514 5.879 ± 0.667
ea28 1342 1342/1342 1342 ± 0.00001003 5.497 5.293/6.248 5.714 ± 0.6483
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 5.545 5.383/5.691 5.513 ± 0.2743
3 1342 1342/1342 1342 ± 0.00002558 5.121 4.848/5.298 5.093 ± 0.3285
4 1342 1342/1342 1342 ± 0.00002441 5.263 5.121/5.453 5.237 ± 0.3485
5 1342 1342/1342 1342 ± 0.00002441 5.361 5.251/5.611 5.388 ± 0.3223
6 1342 1342/1342 1342 ± 0.00002441 5.427 5.294/5.648 5.403 ± 0.331
7 1342 1342/1342 1342 ± 0.00002441 5.474 5.328/5.628 5.455 ± 0.3012
8 1342 1342/1342 1342 ± 0.00002441 5.455 5.254/5.613 5.411 ± 0.331
9 1342 1342/1342 1342 ± 0.00002441 5.664 5.472/6.018 5.691 ± 0.3626
10 1342 1342/1342 1342 ± 0.00002441 6.124 5.969/6.384 6.108 ± 0.352
11 1342 1342/1342 1342 ± 0.00002441 6.448 6.167/6.561 6.342 ± 0.3734
12 1342 1342/1342 1342 ± 0.00002441 6.549 6.317/6.77 6.522 ± 0.4098
13 1342 1342/1342 1342 ± 0.00002441 7.036 6.826/7.138 6.961 ± 0.4315
14 1342 1342/1342 1342 ± 0.00002491 7.264 6.958/7.473 7.229 ± 0.3767
15 1342 1342/1342 1342 ± 0.00002491 6.87 6.553/7.047 6.799 ± 0.3654
16 1342 1342/1342 1342 ± 0.00003108 6.119 5.805/6.264 6.103 ± 0.3736
17 1342 1342/1342 1342 ± 0.00002553 6.156 5.893/6.357 6.109 ± 0.3984
output_dir
 
vis
VLASS2.1.sb38719425.eb38722999.59135.57082381945_split_split.ms
overwrite_modelcol
False
datacolumn
residual_data
statwtmode
VLASS-SE
Start time
2025-01-11 04:04:46.021
End
2025-01-11 04:47:38.675
Duration
0:42:52.654
Note, WebLog generation is not included in the time.

CASA logs for stage 8