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

Statwt Summary Plot

VLASS2.1.sb38545507.eb38638815.59102.13461381945_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 5.591 5.261/5.937 5.612 ± 0.4371
ea02 1342 1342/1342 1342 ± 0 5.707 5.345/6.289 5.843 ± 0.5303
ea04 1342 1342/1342 1342 ± 0 5.519 5.224/6.029 5.669 ± 0.4969
ea05 1342 1342/1342 1342 ± 0 5.37 5.114/5.731 5.426 ± 0.4017
ea06 1342 1342/1342 1342 ± 0 4.901 4.787/5.237 4.978 ± 0.277
ea07 1342 1342/1342 1342 ± 0 5.468 5.216/5.778 5.543 ± 0.399
ea08 1342 1342/1342 1342 ± 0 5.489 5.186/5.984 5.592 ± 0.4302
ea09 1342 1342/1342 1342 ± 0 5.154 4.976/5.59 5.275 ± 0.3683
ea10 1342 1342/1342 1342 ± 0 5.084 4.964/5.749 5.307 ± 0.4039
ea11 0 N/A 0 ± N/A 0 N/A 0 ± N/A
ea12 1342 1342/1342 1342 ± 0 5.489 5.246/5.796 5.573 ± 0.3671
ea13 1342 1342/1342 1342 ± 0 5.904 5.706/6.186 5.988 ± 0.4038
ea14 1342 1342/1342 1342 ± 0 5.465 5.023/5.995 5.517 ± 0.5236
ea15 1342 1342/1342 1342 ± 0 5.642 5.21/5.946 5.589 ± 0.492
ea16 1342 1342/1342 1342 ± 0 5.494 5.263/5.863 5.597 ± 0.4121
ea17 1342 1342/1342 1342 ± 0.00000232 5.357 5.275/5.645 5.484 ± 0.3172
ea18 1342 1342/1342 1342 ± 0 4.545 4.39/4.76 4.607 ± 0.2539
ea19 1342 1342/1342 1342 ± 0 5.519 5.175/5.865 5.533 ± 0.3692
ea20 0 N/A 0 ± N/A 0 N/A 0 ± N/A
ea21 1342 1342/1342 1342 ± 0 5.579 5.393/6.225 5.778 ± 0.4759
ea22 1342 1342/1342 1342 ± 0 4.895 4.7/5.421 5.005 ± 0.4311
ea23 1342 1342/1342 1342 ± 0 5.997 5.587/6.572 6.167 ± 0.6534
ea25 1342 1342/1342 1342 ± 0 5.58 5.4/6.126 5.769 ± 0.5208
ea26 1342 1342/1342 1342 ± 0 5.509 5.423/6.011 5.692 ± 0.3896
ea27 1342 1342/1342 1342 ± 0.00001439 5.162 5.063/5.704 5.309 ± 0.3818
ea28 1342 1342/1342 1342 ± 0.000001198 5.742 5.517/6.459 5.976 ± 0.5853
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 ± 0.00002444 5.33 5.15/5.499 5.314 ± 0.2804
3 1342 1342/1342 1342 ± 0.00002453 5.22 4.963/5.39 5.168 ± 0.3085
4 1342 1342/1342 1342 ± 0.00002767 5.151 4.959/5.309 5.11 ± 0.2908
5 1342 1342/1342 1342 ± 0.00002444 5.277 4.951/5.483 5.225 ± 0.3144
6 1342 1342/1342 1342 ± 0.00002444 5.137 5.027/5.318 5.138 ± 0.2773
7 1342 1342/1342 1342 ± 0.00002444 5.219 5.074/5.309 5.178 ± 0.2814
8 1342 1342/1342 1342 ± 0.00002444 5.167 4.966/5.341 5.13 ± 0.3165
9 1342 1342/1342 1342 ± 0.00002444 5.359 5.194/5.561 5.337 ± 0.3457
10 1342 1342/1342 1342 ± 0.00002444 5.696 5.517/5.997 5.688 ± 0.3594
11 1342 1342/1342 1342 ± 0.00002444 5.82 5.715/6.051 5.851 ± 0.3691
12 1342 1342/1342 1342 ± 0.00002444 5.937 5.794/6.187 5.896 ± 0.5114
13 1342 1342/1342 1342 ± 0.00002444 6.248 6.033/6.533 6.272 ± 0.4749
14 1342 1342/1342 1342 ± 0.00002444 6.415 6.082/6.588 6.343 ± 0.5034
15 1342 1342/1342 1342 ± 0.00002444 6.049 5.613/6.217 5.956 ± 0.4818
16 1342 1342/1342 1342 ± 0.00002661 5.537 5.191/5.733 5.459 ± 0.3703
17 1342 1342/1342 1342 ± 0.00002479 5.432 5.175/5.704 5.413 ± 0.4056
statwtmode
VLASS-SE
vis
VLASS2.1.sb38545507.eb38638815.59102.13461381945_split_split.ms
overwrite_modelcol
False
output_dir
 
datacolumn
residual_data
Start time
2024-12-03 08:48:58.108
End
2024-12-03 09:44:02.223
Duration
0:55:04.114
Note, WebLog generation is not included in the time.

CASA logs for stage 8