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

Statwt Summary Plot

VLASS2.2.sb40528187.eb40882891.59510.17895375_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 6.229 5.557/6.54 6.099 ± 0.6187
ea02 1342 1342/1342 1342 ± 0.00002955 6.047 5.347/6.57 5.932 ± 0.8621
ea03 1342 1342/1342 1342 ± 0 5.524 5.043/6.36 5.621 ± 0.8235
ea04 1342 1342/1342 1342 ± 0 5.732 5.165/6.449 5.821 ± 0.66
ea06 1342 1342/1342 1342 ± 0 6.355 5.501/6.494 6.089 ± 0.6225
ea07 1342 1342/1342 1342 ± 0 6.009 5.426/6.41 6.007 ± 0.6702
ea08 1342 1342/1342 1342 ± 0 6.051 5.544/6.716 6.168 ± 0.7464
ea09 1342 1342/1342 1342 ± 0 5.924 5.294/6.675 5.982 ± 0.7054
ea10 1342 1342/1342 1342 ± 0 5.945 5.335/6.628 5.917 ± 0.7649
ea11 1342 1342/1342 1342 ± 0 6.169 5.321/6.619 6.052 ± 0.7914
ea12 1342 1342/1342 1342 ± 0 5.912 5.394/6.551 6.054 ± 0.7391
ea13 1342 1342/1342 1342 ± 0 5.733 5.67/6.279 5.91 ± 0.5518
ea14 1342 1342/1342 1342 ± 0 6.284 5.523/6.683 6.208 ± 0.7158
ea15 1342 1342/1342 1342 ± 0 5.603 4.946/5.953 5.528 ± 0.7259
ea16 1342 1342/1342 1342 ± 0 6.047 5.51/6.665 6.137 ± 0.7577
ea17 1342 1342/1342 1342 ± 0 6.367 6.005/7.236 6.595 ± 0.7109
ea18 1342 1342/1342 1342 ± 0 4.418 4.135/4.843 4.509 ± 0.4461
ea19 1342 1342/1342 1342 ± 0 6.128 5.614/6.745 6.226 ± 0.7251
ea20 1342 1342/1342 1342 ± 0 5.921 5.49/6.573 5.977 ± 0.7735
ea21 1342 1342/1342 1342 ± 0 5.867 5.412/6.462 5.967 ± 0.6546
ea22 1342 1342/1342 1342 ± 0 6.254 5.391/6.665 6.073 ± 0.744
ea23 1342 1342/1342 1342 ± 0 6.069 5.53/6.548 6.1 ± 0.7772
ea24 1342 1342/1342 1342 ± 0 5.812 5.03/6.268 5.648 ± 0.6015
ea25 1342 1342/1342 1342 ± 0 6.482 5.582/6.964 6.369 ± 0.8257
ea26 1342 1342/1342 1342 ± 0 6.272 5.646/7.07 6.319 ± 0.7257
ea27 1342 1342/1342 1342 ± 0 5.801 5.355/6.727 5.959 ± 0.7812
ea28 1342 1342/1342 1342 ± 0 6.085 5.616/6.781 6.218 ± 0.7871
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 ± 0.00002306 5.48 5.27/5.719 5.429 ± 0.3296
3 1342 1342/1342 1342 ± 0.00002662 4.832 4.402/5.022 4.767 ± 0.5491
4 1342 1342/1342 1342 ± 0.00002413 5.239 4.934/5.406 5.19 ± 0.4223
5 1342 1342/1342 1342 ± 0.00002306 5.479 5.183/5.551 5.359 ± 0.3648
6 1342 1342/1342 1342 ± 0.00002306 5.385 5.206/5.552 5.33 ± 0.3114
7 1342 1342/1342 1342 ± 0.00002306 5.499 5.277/5.578 5.416 ± 0.3183
8 1342 1342/1342 1342 ± 0.00002306 5.401 5.194/5.641 5.384 ± 0.3554
9 1342 1342/1342 1342 ± 0.00002306 5.783 5.568/5.965 5.713 ± 0.3817
10 1342 1342/1342 1342 ± 0.00002306 6.272 6.08/6.38 6.166 ± 0.3971
11 1342 1342/1342 1342 ± 0.00002306 6.504 6.275/6.638 6.401 ± 0.4057
12 1342 1342/1342 1342 ± 0.00002306 6.657 6.433/6.684 6.546 ± 0.434
13 1342 1342/1342 1342 ± 0.00002306 7.031 6.865/7.314 7.012 ± 0.4724
14 1342 1342/1342 1342 ± 0.00002306 7.276 7.134/7.518 7.217 ± 0.4795
15 1342 1342/1342 1342 ± 0.00002306 6.932 6.775/7.144 6.896 ± 0.4417
16 1342 1342/1342 1342 ± 0.00002306 6.245 6.12/6.518 6.257 ± 0.4382
17 1342 1342/1342 1342 ± 0.00002306 6.3 6.049/6.455 6.219 ± 0.4144
overwrite_modelcol
False
statwtmode
VLASS-SE
datacolumn
residual_data
vis
VLASS2.2.sb40528187.eb40882891.59510.17895375_split_split.ms
output_dir
 
Start time
2025-05-23 16:10:24.258
End
2025-05-23 17:16:42.156
Duration
1:06:17.899
Note, WebLog generation is not included in the time.

CASA logs for stage 8