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

Statwt Summary Plot

VLASS2.1.sb38539165.eb38696919.59128.74249967592_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 5.722 5.149/6.05 5.613 ± 0.5611
ea02 1342 1342/1342 1342 ± 0.00002215 5.739 5.363/6.498 5.897 ± 0.6579
ea03 1342 1342/1342 1342 ± 0 5.383 4.646/5.943 5.262 ± 0.6428
ea04 1342 1342/1342 1342 ± 0 5.571 5.103/6.041 5.621 ± 0.5692
ea05 1342 1342/1342 1342 ± 0 5.818 5.294/6.456 5.806 ± 0.6122
ea06 1342 1342/1342 1342 ± 0 5.051 4.807/5.452 5.117 ± 0.3759
ea07 1342 1342/1342 1342 ± 0 5.949 5.426/6.292 5.951 ± 0.6273
ea08 1342 1342/1342 1342 ± 0.000005667 5.883 5.503/6.691 6.055 ± 0.7055
ea09 1342 1342/1342 1342 ± 0 5.703 5.183/6.421 5.762 ± 0.6687
ea10 1342 1342/1342 1342 ± 0 5.818 5.264/6.582 5.855 ± 0.6816
ea11 1342 1342/1342 1342 ± 0 6.251 5.849/6.633 6.252 ± 0.6793
ea12 1342 1342/1342 1342 ± 0 5.829 5.321/6.296 5.824 ± 0.5831
ea13 1342 1342/1342 1342 ± 0 6.214 5.69/6.353 6.08 ± 0.5556
ea14 1342 1342/1342 1342 ± 0 6.089 5.336/6.469 5.9 ± 0.695
ea15 1342 1342/1342 1342 ± 0 5.782 5.155/6.235 5.761 ± 0.701
ea16 1342 1342/1342 1342 ± 0 6.252 5.666/6.803 6.226 ± 0.7763
ea17 1342 1342/1342 1342 ± 0.00001652 6.263 5.716/7.063 6.358 ± 0.7026
ea18 1342 1342/1342 1342 ± 0 5.018 4.617/5.5 5.041 ± 0.5219
ea19 1342 1342/1342 1342 ± 0 6.011 5.4/6.582 5.956 ± 0.6229
ea21 1342 1342/1342 1342 ± 0 5.755 5.317/6.378 5.85 ± 0.6116
ea22 1342 1342/1342 1342 ± 0 5.543 5.146/6.316 5.676 ± 0.6539
ea23 1342 1342/1342 1342 ± 0 6.045 5.516/6.619 6.045 ± 0.7122
ea25 1342 1342/1342 1342 ± 0.000009216 5.684 5.237/6.247 5.755 ± 0.5993
ea26 1342 1342/1342 1342 ± 0 6.114 5.5/6.853 6.076 ± 0.7459
ea27 1342 1342/1342 1342 ± 0.00001935 5.573 5.26/6.457 5.784 ± 0.6299
ea28 1342 1342/1342 1342 ± 0.000001857 5.348 5.148/6.182 5.57 ± 0.6194
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 ± 0.00002354 5.307 5.139/5.479 5.271 ± 0.2638
3 1342 1342/1342 1342 ± 0.00002709 4.979 4.742/5.197 4.964 ± 0.2959
4 1342 1342/1342 1342 ± 0.00002578 5.078 4.867/5.273 5.063 ± 0.3733
5 1342 1342/1342 1342 ± 0.00002396 5.272 5.038/5.343 5.217 ± 0.3133
6 1342 1342/1342 1342 ± 0.00002396 5.381 5.154/5.456 5.298 ± 0.3105
7 1342 1342/1342 1342 ± 0.00002396 5.287 5.163/5.406 5.291 ± 0.2735
8 1342 1342/1342 1342 ± 0.00002396 5.22 5.107/5.452 5.259 ± 0.304
9 1342 1342/1342 1342 ± 0.00002396 5.571 5.345/5.851 5.56 ± 0.343
10 1342 1342/1342 1342 ± 0.00002396 6.024 5.777/6.236 5.97 ± 0.3409
11 1342 1342/1342 1342 ± 0.00002354 6.247 6.057/6.429 6.203 ± 0.335
12 1342 1342/1342 1342 ± 0.00002396 6.392 6.218/6.541 6.363 ± 0.3667
13 1342 1342/1342 1342 ± 0.00002396 6.829 6.652/6.968 6.789 ± 0.4048
14 1342 1342/1342 1342 ± 0.00002354 6.976 6.826/7.231 6.956 ± 0.4341
15 1342 1342/1342 1342 ± 0.00002396 6.625 6.431/6.838 6.565 ± 0.4215
16 1342 1342/1342 1342 ± 0.00002681 5.975 5.681/6.181 5.917 ± 0.3653
17 1342 1342/1342 1342 ± 0.00002616 5.837 5.746/6.12 5.886 ± 0.3456
vis
VLASS2.1.sb38539165.eb38696919.59128.74249967592_split_split.ms
overwrite_modelcol
False
datacolumn
residual_data
statwtmode
VLASS-SE
output_dir
 
Start time
2024-11-15 10:00:08.281
End
2024-11-15 11:06:52.142
Duration
1:06:43.861
Note, WebLog generation is not included in the time.

CASA logs for stage 8