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

Statwt Summary Plot

VLASS2.1.sb38561374.eb38565040.59070.62333981482_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 5.354 5.095/5.81 5.461 ± 0.4473
ea02 1342 1342/1342 1342 ± 0.0000409 5.611 5.25/6.394 5.83 ± 0.6293
ea05 1342 1342/1342 1342 ± 0.000005379 5.733 5.102/6.258 5.647 ± 0.6181
ea06 1342 1342/1342 1342 ± 0 4.798 4.561/5.344 4.965 ± 0.4632
ea07 1342 1342/1342 1342 ± 0 5.397 5.226/5.839 5.562 ± 0.4582
ea08 1342 1342/1342 1342 ± 0.00003502 5.811 5.505/6.585 5.997 ± 0.6714
ea09 1342 1342/1342 1342 ± 0.00001175 5.352 3.373/6.225 4.89 ± 1.363
ea10 1342 1342/1342 1342 ± 0 5.503 5.095/6.168 5.629 ± 0.6263
ea11 1342 1342/1342 1342 ± 0.000004552 5.216 4.971/5.902 5.404 ± 0.5501
ea12 1342 1342/1342 1342 ± 0 5.55 5.147/6.162 5.705 ± 0.587
ea13 1342 1342/1342 1342 ± 0 5.576 5.479/6.126 5.815 ± 0.5121
ea14 1342 1342/1342 1342 ± 0 6.361 6.127/6.682 6.433 ± 0.4351
ea15 1342 1342/1342 1342 ± 0 5.706 5.148/6.152 5.743 ± 0.5954
ea16 1342 1342/1342 1342 ± 0 5.241 5.02/5.462 5.3 ± 0.4224
ea17 1342 1342/1342 1342 ± 0.00004218 5.827 5.561/6.735 5.994 ± 0.6381
ea18 1342 1342/1342 1342 ± 0 4.812 4.67/5.468 4.954 ± 0.4934
ea19 1342 1342/1342 1342 ± 0 6.033 5.295/6.449 5.901 ± 0.6262
ea20 1342 1342/1342 1342 ± 0 5.675 5.445/6.349 5.946 ± 0.585
ea21 1342 1342/1342 1342 ± 0 5.524 5.13/6.142 5.639 ± 0.5726
ea22 1342 1342/1342 1342 ± 0.00001926 5.473 5.154/6.518 5.756 ± 0.6558
ea23 1342 1342/1342 1342 ± 0 5.879 5.331/6.356 5.916 ± 0.5867
ea25 1342 1342/1342 1342 ± 0 5.171 4.917/5.258 5.122 ± 0.251
ea26 1342 1342/1342 1342 ± 0.000002407 5.432 5.312/6.308 5.743 ± 0.5909
ea27 1342 1342/1342 1342 ± 0.00003405 5.547 5.152/6.176 5.671 ± 0.5431
ea28 1342 1342/1342 1342 ± 0.0000527 6.202 5.643/6.441 6.085 ± 0.4557
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 ± 0.00002504 5.214 5.098/5.329 5.1 ± 0.4363
4 1342 1342/1342 1342 ± 0.00003062 5.014 4.874/5.105 4.913 ± 0.3242
5 1342 1342/1342 1342 ± 0.00002504 5.15 4.993/5.265 5.055 ± 0.4571
6 1342 1342/1342 1342 ± 0.00002504 5.117 5.003/5.289 5.039 ± 0.4578
7 1342 1342/1342 1342 ± 0.00002504 5.09 4.951/5.261 5.048 ± 0.4248
8 1342 1342/1342 1342 ± 0.00002504 5.15 4.973/5.338 5.083 ± 0.4843
9 1342 1342/1342 1342 ± 0.00002504 5.465 5.243/5.656 5.361 ± 0.5102
10 1342 1342/1342 1342 ± 0.00002453 5.801 5.619/6.018 5.793 ± 0.2824
11 1342 1342/1342 1342 ± 0.00002453 6.152 5.851/6.25 6.04 ± 0.3609
12 1342 1342/1342 1342 ± 0.00002453 6.281 5.892/6.446 6.19 ± 0.3676
13 1342 1342/1342 1342 ± 0.00002453 6.621 6.344/6.702 6.528 ± 0.3572
14 1342 1342/1342 1342 ± 0.00002453 6.69 6.579/6.956 6.667 ± 0.3708
15 1342 1342/1342 1342 ± 0.00002453 6.348 6.141/6.531 6.307 ± 0.4129
16 1342 1342/1342 1342 ± 0.00004838 5.5 5.349/5.76 5.488 ± 0.3888
17 1342 1342/1342 1342 ± 0.00005103 5.474 5.328/5.706 5.485 ± 0.3598
overwrite_modelcol
False
output_dir
 
vis
VLASS2.1.sb38561374.eb38565040.59070.62333981482_split_split.ms
datacolumn
residual_data
statwtmode
VLASS-SE
Start time
2024-12-05 11:07:47.112
End
2024-12-05 11:44:38.703
Duration
0:36:51.592
Note, WebLog generation is not included in the time.

CASA logs for stage 8