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

Statwt Summary Plot

VLASS2.1.sb38499285.eb38509861.59047.50492306713_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 5.39 5.286/6.201 5.595 ± 0.7902
ea02 1342 1342/1342 1342 ± 0.0000437 5.955 5.379/6.704 5.903 ± 0.9122
ea04 1342 1342/1342 1342 ± 0.00003239 5.42 5.074/6.075 5.457 ± 0.7564
ea05 1342 1342/1342 1342 ± 0.0000297 5.707 5.298/6.647 5.898 ± 0.8576
ea06 1342 1342/1342 1342 ± 0.00003823 5.237 4.854/5.814 5.236 ± 0.7185
ea07 1342 1342/1342 1342 ± 0.00004302 5.92 5.375/6.324 5.81 ± 0.8684
ea08 1342 1342/1342 1342 ± 0.00004387 6.116 5.617/6.973 6.109 ± 1.031
ea09 1342 1342/1342 1342 ± 0.00002602 5.408 4.979/5.879 5.355 ± 0.6401
ea10 1342 1342/1342 1342 ± 0.0000416 5.28 4.815/6.008 5.291 ± 0.741
ea11 1342 1342/1342 1342 ± 0.00004304 6.023 5.484/6.682 5.955 ± 0.9435
ea12 1342 1342/1342 1342 ± 0.00003891 5.78 5.417/6.59 5.858 ± 0.9054
ea13 1342 1342/1342 1342 ± 0.00001504 5.704 5.586/6.276 5.879 ± 0.7036
ea14 1342 1342/1342 1342 ± 0.00004223 5.827 5.449/6.722 5.963 ± 0.9138
ea15 1342 1342/1342 1342 ± 0.00002807 5.641 5.334/6.496 5.761 ± 0.919
ea16 1342 1342/1342 1342 ± 0.00004128 6.076 5.642/6.93 6.109 ± 0.9918
ea17 1342 1342/1342 1342 ± 0.00004283 6.049 5.574/7.127 6.069 ± 0.9745
ea18 1342 1342/1342 1342 ± 0.00004333 5.034 4.874/5.852 5.169 ± 0.6673
ea19 1342 1342/1342 1342 ± 0.00001332 6.038 5.724/6.878 6.174 ± 0.8949
ea20 1342 1342/1342 1342 ± 0.00004187 6.046 5.919/6.958 6.202 ± 0.9879
ea21 1342 1342/1342 1342 ± 0.00004077 5.738 5.378/6.499 5.814 ± 0.8483
ea22 1342 1342/1342 1342 ± 0.00003688 5.451 5.185/6.483 5.698 ± 0.8428
ea23 1342 1342/1342 1342 ± 0.00005274 6.464 5.943/7.101 6.109 ± 1.192
ea24 1342 1342/1342 1342 ± 0.00001751 5.252 4.889/6.076 5.429 ± 0.6883
ea25 1342 1342/1342 1342 ± 0.00004293 5.715 5.368/6.482 5.734 ± 0.8664
ea26 1342 1342/1342 1342 ± 0.00002697 5.882 5.714/6.917 6.083 ± 0.8859
ea27 1342 1342/1342 1342 ± 0.00004282 5.702 5.417/6.6 5.776 ± 0.8585
ea28 1342 1342/1342 1342 ± 0.00004422 5.801 5.544/6.758 5.967 ± 0.9106
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 ± 0.00002359 5.45 5.298/5.715 5.45 ± 0.3387
5 1342 1342/1342 1342 ± 0.00002392 5.389 5.074/5.578 5.328 ± 0.3662
6 1342 1342/1342 1342 ± 0.00002359 5.415 5.112/5.56 5.343 ± 0.285
7 1342 1342/1342 1342 ± 0.00002359 5.396 5.198/5.588 5.394 ± 0.2849
8 1342 1342/1342 1342 ± 0.00002359 5.41 5.078/5.633 5.371 ± 0.3322
9 1342 1342/1342 1342 ± 0.00002382 5.71 5.332/5.922 5.657 ± 0.3366
10 1342 1342/1342 1342 ± 0.00002316 6.215 5.925/6.299 6.112 ± 0.3323
11 1342 1342/1342 1342 ± 0.00002316 6.455 6.075/6.637 6.384 ± 0.3399
12 1342 1342/1342 1342 ± 0.00002316 6.588 6.267/6.786 6.533 ± 0.3689
13 1342 1342/1342 1342 ± 0.00002316 6.958 6.56/7.159 6.837 ± 0.4266
14 1342 1342/1342 1342 ± 0.00002316 7.072 6.656/7.225 6.94 ± 0.4538
15 1342 1342/1342 1342 ± 0.00002474 6.668 6.332/6.926 6.588 ± 0.4586
16 1342 1342/1342 1342 ± 0.00005419 4.241 4.089/4.398 4.242 ± 0.2131
17 1342 1342/1342 1342 ± 0.00005404 4.274 4.108/4.507 4.309 ± 0.275
datacolumn
residual_data
vis
VLASS2.1.sb38499285.eb38509861.59047.50492306713_split_split.ms
output_dir
 
statwtmode
VLASS-SE
overwrite_modelcol
False
Start time
2024-11-08 19:37:52.629
End
2024-11-08 20:46:38.978
Duration
1:08:46.349
Note, WebLog generation is not included in the time.

CASA logs for stage 8