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 5.534 5.277/5.982 5.643 ± 0.4254
ea02 1342 1342/1342 1342 ± 0 5.767 5.39/6.339 5.922 ± 0.5271
ea04 1342 1342/1342 1342 ± 0.000006069 5.516 5.212/6.027 5.652 ± 0.5047
ea05 1342 1342/1342 1342 ± 0 5.292 5.029/5.642 5.337 ± 0.3961
ea06 1342 1342/1342 1342 ± 0 4.881 4.77/5.229 4.97 ± 0.2756
ea07 1342 1342/1342 1342 ± 0 5.62 5.306/5.926 5.672 ± 0.4337
ea08 1342 1342/1342 1342 ± 0 5.644 5.306/6.202 5.75 ± 0.4615
ea09 1342 1342/1342 1342 ± 0 5.374 5.047/5.789 5.434 ± 0.4274
ea10 1342 1342/1342 1342 ± 0.000005267 5.206 5.027/5.92 5.406 ± 0.4316
ea11 1342 1342/1342 1342 ± 0 6.052 5.411/6.605 6.04 ± 0.68
ea12 1342 1342/1342 1342 ± 0 5.675 5.337/6.012 5.757 ± 0.4467
ea13 1342 1342/1342 1342 ± 0 5.977 5.604/6.12 5.925 ± 0.4294
ea14 1342 1342/1342 1342 ± 0 5.526 5.053/5.956 5.499 ± 0.5155
ea15 1342 1342/1342 1342 ± 0 5.82 5.321/6.224 5.848 ± 0.5635
ea16 1342 1342/1342 1342 ± 0 5.565 5.307/5.958 5.674 ± 0.4618
ea17 1342 1342/1342 1342 ± 0.000001508 5.468 5.342/5.797 5.577 ± 0.3533
ea18 1342 1342/1342 1342 ± 0 4.719 4.525/4.995 4.784 ± 0.3121
ea19 1342 1342/1342 1342 ± 0 5.437 5.11/5.812 5.462 ± 0.3637
ea20 0 N/A 0 ± N/A 0 N/A 0 ± N/A
ea21 1342 1342/1342 1342 ± 0 5.554 5.326/6.184 5.735 ± 0.4808
ea22 1342 1342/1342 1342 ± 0 4.967 4.769/5.522 5.09 ± 0.4615
ea23 1342 1342/1342 1342 ± 0 5.992 5.624/6.724 6.167 ± 0.642
ea25 1342 1342/1342 1342 ± 0 5.612 5.366/6.151 5.755 ± 0.5306
ea26 1342 1342/1342 1342 ± 0 5.68 5.427/6.295 5.832 ± 0.4689
ea27 1342 1342/1342 1342 ± 0.00002539 5.294 5.093/5.884 5.433 ± 0.4252
ea28 1342 1342/1342 1342 ± 0 5.772 5.513/6.525 5.988 ± 0.5759
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 ± 0.00002432 5.38 5.262/5.51 5.357 ± 0.2537
3 1342 1342/1342 1342 ± 0.00002434 5.277 5.081/5.394 5.24 ± 0.2708
4 1342 1342/1342 1342 ± 0.00002767 5.092 4.859/5.311 5.074 ± 0.2878
5 1342 1342/1342 1342 ± 0.00002432 5.316 5.021/5.415 5.247 ± 0.3011
6 1342 1342/1342 1342 ± 0.00002432 5.161 5.043/5.359 5.168 ± 0.2608
7 1342 1342/1342 1342 ± 0.00002432 5.277 5.057/5.362 5.204 ± 0.2654
8 1342 1342/1342 1342 ± 0.00002432 5.263 5.002/5.384 5.163 ± 0.3089
9 1342 1342/1342 1342 ± 0.00002432 5.445 5.213/5.623 5.39 ± 0.3458
10 1342 1342/1342 1342 ± 0.00002432 5.769 5.533/6.037 5.748 ± 0.346
11 1342 1342/1342 1342 ± 0.00002432 5.911 5.767/6.154 5.925 ± 0.3503
12 1342 1342/1342 1342 ± 0.00002432 6.035 5.933/6.191 5.978 ± 0.4994
13 1342 1342/1342 1342 ± 0.00002432 6.402 6.094/6.63 6.379 ± 0.4465
14 1342 1342/1342 1342 ± 0.00002432 6.587 6.166/6.81 6.471 ± 0.4733
15 1342 1342/1342 1342 ± 0.00002432 6.207 5.814/6.358 6.095 ± 0.4401
16 1342 1342/1342 1342 ± 0.00002917 5.657 5.311/5.847 5.55 ± 0.3554
17 1342 1342/1342 1342 ± 0.00002737 5.531 5.287/5.744 5.497 ± 0.3706
output_dir
 
vis
VLASS2.1.sb38545507.eb38638815.59102.13461381945_split_split.ms
statwtmode
VLASS-SE
datacolumn
residual_data
overwrite_modelcol
False
Start time
2024-12-03 12:08:52.430
End
2024-12-03 13:18:14.014
Duration
1:09:21.584
Note, WebLog generation is not included in the time.

CASA logs for stage 8