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

Statwt Summary Plot

VLASS2.1.sb38478946.eb38565032.59070.1037453125_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 5.47 5.29/6.093 5.703 ± 0.5569
ea02 1342 1342/1342 1342 ± 0 5.857 5.346/6.568 6.029 ± 0.6697
ea04 0 N/A 0 ± N/A 0 N/A 0 ± N/A
ea05 1342 1342/1342 1342 ± 0 5.914 5.532/6.593 5.994 ± 0.6189
ea06 1342 1342/1342 1342 ± 0 4.932 4.816/5.461 5.149 ± 0.4336
ea07 1342 1342/1342 1342 ± 0.0000425 5.725 5.321/5.983 5.737 ± 0.5662
ea08 1342 1342/1342 1342 ± 0 5.941 5.655/6.987 6.332 ± 0.7835
ea09 1342 1342/1342 1342 ± 0 5.243 4.803/5.725 5.262 ± 0.4995
ea10 1342 1342/1342 1342 ± 0.00004251 5.539 5.143/6.404 5.764 ± 0.666
ea11 1342 1342/1342 1342 ± 0.000001514 5.729 5.285/6.498 5.915 ± 0.7212
ea12 1342 1342/1342 1342 ± 0 5.585 5.427/6.534 5.967 ± 0.6653
ea13 1342 1342/1342 1342 ± 0 6.281 5.773/6.55 6.211 ± 0.516
ea14 1342 1342/1342 1342 ± 0 6.496 6.008/6.836 6.402 ± 0.5812
ea15 1342 1342/1342 1342 ± 0 5.825 5.397/6.397 5.989 ± 0.6358
ea16 1342 1342/1342 1342 ± 0 4.975 4.895/5.292 5.128 ± 0.3985
ea17 1342 1342/1342 1342 ± 0.00004115 5.906 5.654/6.978 6.236 ± 0.6925
ea18 1342 1342/1342 1342 ± 0 4.94 4.81/5.755 5.203 ± 0.5711
ea19 1342 1342/1342 1342 ± 0 6.071 5.66/6.768 6.179 ± 0.6461
ea20 1342 1342/1342 1342 ± 0 5.915 5.621/6.85 6.255 ± 0.6986
ea21 1342 1342/1342 1342 ± 0 5.609 5.362/6.34 5.868 ± 0.6016
ea22 1342 1342/1342 1342 ± 0 6.067 5.226/6.465 5.906 ± 0.6551
ea23 1342 1342/1342 1342 ± 0.000007704 5.533 5.308/6.586 5.987 ± 0.7587
ea25 1342 1342/1342 1342 ± 0 5.33 5.145/5.458 5.332 ± 0.1741
ea26 1342 1342/1342 1342 ± 0 6.217 5.645/6.683 6.213 ± 0.5781
ea27 1342 1342/1342 1342 ± 0.0000421 5.552 5.401/6.49 5.842 ± 0.6191
ea28 1342 1342/1342 1342 ± 0.00004334 6.511 5.977/6.999 6.419 ± 0.6342
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 ± 0.00002493 5.433 5.231/5.686 5.402 ± 0.3351
3 1342 1342/1342 1342 ± 0.00002589 5.208 4.953/5.472 5.212 ± 0.3415
4 1342 1342/1342 1342 ± 0.00004883 4.9 4.59/5.267 4.919 ± 0.6007
5 1342 1342/1342 1342 ± 0.00002489 5.348 5.185/5.51 5.326 ± 0.337
6 1342 1342/1342 1342 ± 0.00002493 5.397 5.117/5.506 5.329 ± 0.3014
7 1342 1342/1342 1342 ± 0.00002493 5.347 5.145/5.482 5.323 ± 0.2882
8 1342 1342/1342 1342 ± 0.00002493 5.347 5.097/5.523 5.296 ± 0.337
9 1342 1342/1342 1342 ± 0.00002503 5.612 5.381/5.803 5.538 ± 0.3821
10 1342 1342/1342 1342 ± 0.00002442 6.097 5.876/6.206 6.005 ± 0.3859
11 1342 1342/1342 1342 ± 0.00002442 6.32 5.944/6.465 6.221 ± 0.4411
12 1342 1342/1342 1342 ± 0.00002442 6.513 6.106/6.611 6.384 ± 0.4394
13 1342 1342/1342 1342 ± 0.00002442 6.94 6.591/7.138 6.827 ± 0.4597
14 1342 1342/1342 1342 ± 0.00002442 7.168 6.869/7.307 7.016 ± 0.4756
15 1342 1342/1342 1342 ± 0.00002442 6.625 6.493/6.9 6.57 ± 0.4565
16 1342 1342/1342 1342 ± 0.00005166 5.516 5.281/5.824 5.544 ± 0.4489
17 1342 1342/1342 1342 ± 0.00005051 5.522 5.272/5.917 5.572 ± 0.449
vis
VLASS2.1.sb38478946.eb38565032.59070.1037453125_split_split.ms
datacolumn
residual_data
overwrite_modelcol
False
statwtmode
VLASS-SE
output_dir
 
Start time
2024-12-20 02:23:22.789
End
2024-12-20 02:57:04.171
Duration
0:33:41.382
Note, WebLog generation is not included in the time.

CASA logs for stage 8