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

Statwt Summary Plot

VLASS2.1.sb38618574.eb38632962.59098.03251238426_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 5.329 5.073/5.786 5.501 ± 0.5364
ea02 1342 1342/1342 1342 ± 0 5.499 5.217/6.279 5.786 ± 0.6473
ea04 1342 1342/1342 1342 ± 0 5.401 4.98/5.963 5.504 ± 0.5778
ea05 1342 1342/1342 1342 ± 0 5.525 5.099/6.059 5.626 ± 0.5932
ea06 1342 1342/1342 1342 ± 0 4.824 4.512/5.326 4.933 ± 0.467
ea07 1342 1342/1342 1342 ± 0 5.786 5.219/6.073 5.779 ± 0.6053
ea08 1342 1342/1342 1342 ± 0 5.582 5.309/6.429 5.906 ± 0.6755
ea09 1342 1342/1342 1342 ± 0 5.408 5.039/6.134 5.578 ± 0.6398
ea10 1342 1342/1342 1342 ± 0 5.704 5.04/6.411 5.723 ± 0.6783
ea11 1342 1342/1342 1342 ± 0 5.694 5.143/6.207 5.734 ± 0.6428
ea12 1342 1342/1342 1342 ± 0 5.561 5.166/6.243 5.775 ± 0.6494
ea13 1342 1342/1342 1342 ± 0 5.788 5.571/6.251 5.975 ± 0.5078
ea14 1342 1342/1342 1342 ± 0 5.575 5.086/6.189 5.665 ± 0.6728
ea15 1342 1342/1342 1342 ± 0 5.417 4.928/6.041 5.566 ± 0.6887
ea16 1342 1342/1342 1342 ± 0 5.878 5.427/6.542 6.037 ± 0.7135
ea17 1342 1342/1342 1342 ± 0 5.699 5.308/6.29 5.843 ± 0.6425
ea18 1342 1342/1342 1342 ± 0 4.88 4.563/5.358 4.998 ± 0.5084
ea19 1342 1342/1342 1342 ± 0 5.804 5.384/6.509 6.005 ± 0.6738
ea20 1342 1342/1342 1342 ± 0 5.865 5.492/6.559 6.017 ± 0.6621
ea21 1342 1342/1342 1342 ± 0 5.508 5.161/6.086 5.657 ± 0.5816
ea22 1342 1342/1342 1342 ± 0 5.359 5.099/6.248 5.623 ± 0.6768
ea23 1342 1342/1342 1342 ± 0 5.793 5.268/6.238 5.869 ± 0.6887
ea25 1342 1342/1342 1342 ± 0 5.312 5.013/5.914 5.489 ± 0.5754
ea26 1342 1342/1342 1342 ± 0 5.728 5.4/6.501 5.962 ± 0.6811
ea27 1342 1342/1342 1342 ± 0 5.351 5.042/6.143 5.549 ± 0.5906
ea28 1342 1342/1342 1342 ± 0.0000271 5.443 5.178/6.231 5.694 ± 0.6353
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 ± 0.00002348 5.172 5.061/5.391 5.197 ± 0.243
3 1342 1342/1342 1342 ± 0.00002393 5.16 4.997/5.316 5.136 ± 0.252
4 1342 1342/1342 1342 ± 0.00002415 5.041 4.892/5.167 5.009 ± 0.2685
5 1342 1342/1342 1342 ± 0.00002348 5.103 4.872/5.246 5.09 ± 0.2907
6 1342 1342/1342 1342 ± 0.00002348 5.1 4.881/5.288 5.077 ± 0.284
7 1342 1342/1342 1342 ± 0.00002348 5.166 4.981/5.311 5.14 ± 0.2529
8 1342 1342/1342 1342 ± 0.00002348 5.175 4.929/5.31 5.121 ± 0.2725
9 1342 1342/1342 1342 ± 0.00002348 5.428 5.292/5.651 5.402 ± 0.3068
10 1342 1342/1342 1342 ± 0.00002348 5.886 5.724/6.03 5.84 ± 0.2915
11 1342 1342/1342 1342 ± 0.00002348 6.127 5.976/6.229 6.072 ± 0.3065
12 1342 1342/1342 1342 ± 0.00002348 6.283 6.081/6.413 6.241 ± 0.3267
13 1342 1342/1342 1342 ± 0.00002348 6.689 6.599/6.874 6.672 ± 0.3452
14 1342 1342/1342 1342 ± 0.00002348 6.865 6.691/7.082 6.847 ± 0.3782
15 1342 1342/1342 1342 ± 0.00002348 6.547 6.299/6.76 6.486 ± 0.3698
16 1342 1342/1342 1342 ± 0.0000245 5.848 5.469/6.05 5.801 ± 0.3613
17 1342 1342/1342 1342 ± 0.00003051 5.764 5.487/6.037 5.759 ± 0.3527
vis
VLASS2.1.sb38618574.eb38632962.59098.03251238426_split_split.ms
output_dir
 
statwtmode
VLASS-SE
overwrite_modelcol
False
datacolumn
residual_data
Start time
2024-12-19 00:00:10.125
End
2024-12-19 01:13:06.027
Duration
1:12:55.902
Note, WebLog generation is not included in the time.

CASA logs for stage 8