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

Statwt Summary Plot

VLASS2.1.sb38447583.eb38589602.59083.73025677083_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 4.272 4.084/4.458 4.16 ± 0.3991
ea02 1342 1342/1342 1342 ± 0.00006085 4.548 4.298/4.714 4.377 ± 0.4874
ea04 1342 1342/1342 1342 ± 0.00001358 4.377 4.257/4.739 4.403 ± 0.4048
ea05 1342 1342/1342 1342 ± 0.00000111 5.235 4.953/6.249 5.453 ± 0.7478
ea06 1342 1342/1342 1342 ± 0.00001082 4.17 4.068/4.567 4.347 ± 0.4476
ea07 1342 1342/1342 1342 ± 0.0000363 5.234 4.73/5.521 5.101 ± 0.6429
ea08 1342 1342/1342 1342 ± 0.00003925 5.18 4.865/5.706 5.081 ± 0.7796
ea09 1342 1342/1342 1342 ± 0.00003198 4.915 4.626/5.539 4.952 ± 0.6858
ea10 1342 1342/1342 1342 ± 0.00004006 4.875 4.602/5.625 4.937 ± 0.6763
ea11 1342 1342/1342 1342 ± 0.00002932 4.233 4.136/4.517 4.234 ± 0.354
ea12 1342 1342/1342 1342 ± 0.0000257 4.861 4.652/5.434 4.898 ± 0.6478
ea13 1342 1342/1342 1342 ± 0.0000165 5.197 4.963/5.345 5.006 ± 0.5353
ea14 1342 1342/1342 1342 ± 0.000006402 4.747 4.535/5.174 4.775 ± 0.4551
ea15 1342 1342/1342 1342 ± 0.00001245 4.926 4.605/5.725 5.08 ± 0.7508
ea16 1342 1342/1342 1342 ± 0.00001111 5.318 5.008/6.057 5.428 ± 0.7112
ea17 0 N/A 0 ± N/A 0 N/A 0 ± N/A
ea18 1342 1342/1342 1342 ± 0.00003518 4.45 4.206/4.712 4.359 ± 0.4589
ea19 1342 1342/1342 1342 ± 0.000003151 5.366 5.178/6.322 5.574 ± 0.7273
ea20 1342 1342/1342 1342 ± 0.00003013 4.386 4.252/4.675 4.421 ± 0.691
ea21 1342 1342/1342 1342 ± 0.000006073 4.981 4.84/5.701 5.143 ± 0.6092
ea22 1342 1342/1342 1342 ± 0.00003802 5.066 4.634/5.691 5.023 ± 0.7066
ea23 1342 1342/1342 1342 ± 0.00002818 4.88 4.6/5.296 4.876 ± 0.5279
ea25 1342 1342/1342 1342 ± 0.00003684 4.262 4.134/4.464 4.174 ± 0.4212
ea26 1342 1342/1342 1342 ± 0.00002952 5.31 5.121/6.055 5.331 ± 0.7716
ea27 1342 1342/1342 1342 ± 0.00004071 4.846 4.558/5.513 4.868 ± 0.6271
ea28 1342 1342/1342 1342 ± 0.00003357 4.37 4.272/4.652 4.345 ± 0.3857
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 ± 0.00002464 4.917 4.634/5.206 4.926 ± 0.3038
3 1342 1342/1342 1342 ± 0.00002619 4.389 4.004/4.774 4.392 ± 0.439
5 1342 1342/1342 1342 ± 0.00002496 4.68 4.411/5.071 4.712 ± 0.3502
6 1342 1342/1342 1342 ± 0.00002464 4.772 4.265/5.032 4.657 ± 0.3843
7 1342 1342/1342 1342 ± 0.00002464 4.768 4.339/4.943 4.675 ± 0.3565
8 1342 1342/1342 1342 ± 0.00002464 4.688 4.258/4.902 4.607 ± 0.3589
9 1342 1342/1342 1342 ± 0.00002464 4.86 4.335/5.155 4.786 ± 0.4216
10 1342 1342/1342 1342 ± 0.00002464 5.162 4.486/5.491 5.076 ± 0.4738
11 1342 1342/1342 1342 ± 0.00002464 5.363 4.697/5.703 5.264 ± 0.5242
12 1342 1342/1342 1342 ± 0.00002464 5.507 4.751/5.744 5.345 ± 0.5759
13 1342 1342/1342 1342 ± 0.00002464 5.685 4.767/6.002 5.529 ± 0.6811
14 1342 1342/1342 1342 ± 0.00002722 5.593 4.819/6.116 5.542 ± 0.7643
15 1342 1342/1342 1342 ± 0.00002528 5.509 4.7/5.89 5.413 ± 0.6782
16 1342 1342/1342 1342 ± 0.00006098 3.668 3.442/3.896 3.689 ± 0.3591
17 1342 1342/1342 1342 ± 0.00006002 3.696 3.515/3.902 3.717 ± 0.3487
vis
VLASS2.1.sb38447583.eb38589602.59083.73025677083_split_split.ms
statwtmode
VLASS-SE
overwrite_modelcol
False
datacolumn
residual_data
output_dir
 
Start time
2024-11-16 10:07:00.268
End
2024-11-16 11:08:09.572
Duration
1:01:09.304
Note, WebLog generation is not included in the time.

CASA logs for stage 8