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

Statwt Summary Plot

VLASS2.1.sb38458451.eb38565931.59072.733167094906_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 5.525 4.96/5.787 5.365 ± 0.4898
ea02 1342 1342/1342 1342 ± 0.00001796 5.92 5.084/6.306 5.75 ± 0.6605
ea05 1342 1342/1342 1342 ± 0.00001996 5.244 5.029/6.222 5.558 ± 0.8292
ea06 1342 1342/1342 1342 ± 0.00002456 5.087 4.656/5.35 4.96 ± 0.4827
ea07 1342 1342/1342 1342 ± 0.00002942 5.441 5.019/5.66 5.437 ± 0.4868
ea08 1342 1342/1342 1342 ± 0.00001765 5.848 5.333/6.58 5.988 ± 0.669
ea09 1342 1342/1342 1342 ± 0.00002336 5.152 4.841/6.005 5.333 ± 0.7397
ea10 1342 1342/1342 1342 ± 0.00002088 5.998 4.923/6.246 5.616 ± 0.6821
ea11 1342 1342/1342 1342 ± 0.00001994 5.908 5.25/6.148 5.658 ± 0.5277
ea12 1342 1342/1342 1342 ± 0.00002361 5.66 5.054/5.997 5.511 ± 0.6455
ea13 1342 1342/1342 1342 ± 0.00001889 5.58 5.498/6.081 5.785 ± 0.7537
ea14 1342 1342/1342 1342 ± 0.00002492 5.571 5.218/6.381 5.793 ± 0.8176
ea15 1342 1342/1342 1342 ± 0.00002642 5.23 4.953/5.978 5.351 ± 0.6759
ea16 1342 1342/1342 1342 ± 0 5.078 4.998/5.217 5.041 ± 0.2373
ea17 1342 1342/1342 1342 ± 0.0000225 5.933 5.407/6.379 5.919 ± 0.6538
ea18 1342 1342/1342 1342 ± 0.00001762 4.919 4.624/5.224 4.907 ± 0.4237
ea19 1342 1342/1342 1342 ± 0.00001691 5.429 5.203/6.432 5.751 ± 0.8534
ea20 1342 1342/1342 1342 ± 0.00002242 5.658 5.502/6.426 5.851 ± 0.6177
ea21 1342 1342/1342 1342 ± 0.00002307 5.339 5.107/6.056 5.548 ± 0.7498
ea22 1342 1342/1342 1342 ± 0.00002516 5.238 4.935/6.312 5.605 ± 0.8138
ea23 1342 1342/1342 1342 ± 0.0000194 5.611 5.22/6.274 5.75 ± 0.7315
ea25 1342 1342/1342 1342 ± 0 5.122 4.965/5.185 5.12 ± 0.1788
ea26 1342 1342/1342 1342 ± 0.0000239 5.386 5.262/6.231 5.63 ± 0.7465
ea27 1342 1342/1342 1342 ± 0.00002025 5.29 5.009/6.057 5.459 ± 0.5645
ea28 1342 1342/1342 1342 ± 0.00002139 5.713 5.111/6.189 5.639 ± 0.6242
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 ± 0.00002392 5.175 4.926/5.279 5.12 ± 0.2389
5 1342 1342/1342 1342 ± 0.0000269 5.03 4.825/5.152 5 ± 0.2951
6 1342 1342/1342 1342 ± 0.00002392 5.035 4.966/5.204 5.045 ± 0.2327
7 1342 1342/1342 1342 ± 0.00002392 5.078 4.95/5.216 5.083 ± 0.2143
8 1342 1342/1342 1342 ± 0.00002392 5.115 4.901/5.263 5.094 ± 0.2519
9 1342 1342/1342 1342 ± 0.00002392 5.384 5.237/5.565 5.363 ± 0.2821
10 1342 1342/1342 1342 ± 0.00002489 5.75 5.536/5.931 5.732 ± 0.2956
11 1342 1342/1342 1342 ± 0.00002489 6.074 5.896/6.183 6.007 ± 0.3192
12 1342 1342/1342 1342 ± 0.00002489 6.213 6.01/6.33 6.166 ± 0.319
13 1342 1342/1342 1342 ± 0.00002519 6.311 6.083/6.536 6.268 ± 0.415
14 1342 1342/1342 1342 ± 0.00002575 6.397 5.997/6.778 6.35 ± 0.5256
15 1342 1342/1342 1342 ± 0.000043 6.387 6.1/6.543 6.273 ± 0.4821
16 1342 1342/1342 1342 ± 0.00005373 3.456 3.309/3.593 3.455 ± 0.2462
17 1342 1342/1342 1342 ± 0.00004871 3.554 3.342/3.74 3.571 ± 0.4155
overwrite_modelcol
False
vis
VLASS2.1.sb38458451.eb38565931.59072.733167094906_split_split.ms
statwtmode
VLASS-SE
output_dir
 
datacolumn
residual_data
Start time
2024-11-16 13:35:31.842
End
2024-11-16 14:24:42.618
Duration
0:49:10.776
Note, WebLog generation is not included in the time.

CASA logs for stage 8