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

Statwt Summary Plot

VLASS2.1.sb38642060.eb38643748.59104.02058106482_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 5.761 5.454/6.199 5.871 ± 0.5302
ea02 1342 1342/1342 1342 ± 0 6.045 5.573/6.628 6.165 ± 0.6246
ea04 1342 1342/1342 1342 ± 0.000006205 5.369 5.095/6.033 5.603 ± 0.586
ea05 1342 1342/1342 1342 ± 0 5.952 5.417/6.428 5.903 ± 0.6031
ea06 1342 1342/1342 1342 ± 0 5.082 4.843/5.501 5.178 ± 0.4026
ea07 1342 1342/1342 1342 ± 0 5.966 5.626/6.375 6.085 ± 0.562
ea08 1342 1342/1342 1342 ± 0 6.079 5.778/6.922 6.361 ± 0.6644
ea09 1342 1342/1342 1342 ± 0 5.903 5.375/6.445 5.968 ± 0.6449
ea10 1342 1342/1342 1342 ± 0.00001573 5.988 5.474/6.767 6.114 ± 0.6774
ea11 1342 1342/1342 1342 ± 0 6.184 5.396/6.655 6.102 ± 0.7377
ea12 1342 1342/1342 1342 ± 0 5.426 5.362/5.58 5.503 ± 0.2068
ea13 1342 1342/1342 1342 ± 0 6.163 5.892/6.453 6.25 ± 0.4982
ea14 1342 1342/1342 1342 ± 0 5.916 5.433/6.481 5.968 ± 0.6267
ea15 1342 1342/1342 1342 ± 0 5.858 5.161/6.291 5.872 ± 0.7053
ea16 1342 1342/1342 1342 ± 0 6.168 5.751/6.595 6.251 ± 0.6707
ea17 1342 1342/1342 1342 ± 0.000002656 6.243 5.767/6.635 6.317 ± 0.6193
ea18 1342 1342/1342 1342 ± 0 5.157 4.804/5.629 5.252 ± 0.5227
ea19 1342 1342/1342 1342 ± 0 6.029 5.565/6.702 6.17 ± 0.6452
ea20 1342 1342/1342 1342 ± 0 6.148 5.757/6.807 6.282 ± 0.6499
ea21 1342 1342/1342 1342 ± 0 5.766 5.509/6.424 5.943 ± 0.5712
ea22 1342 1342/1342 1342 ± 0 5.542 5.338/6.383 5.831 ± 0.6292
ea23 1342 1342/1342 1342 ± 0 6.016 5.676/6.61 6.197 ± 0.6718
ea25 1342 1342/1342 1342 ± 0 5.919 5.624/6.427 6.071 ± 0.5961
ea26 1342 1342/1342 1342 ± 0 6.242 5.786/6.823 6.371 ± 0.692
ea27 1342 1342/1342 1342 ± 0.00004031 5.787 5.476/6.515 5.945 ± 0.5904
ea28 1342 1342/1342 1342 ± 0 5.883 5.58/6.691 6.107 ± 0.6728
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 ± 0.00002364 5.621 5.372/5.804 5.57 ± 0.2728
3 1342 1342/1342 1342 ± 0.00002372 5.414 5.148/5.538 5.349 ± 0.273
4 1342 1342/1342 1342 ± 0.00002429 5.388 5.231/5.532 5.374 ± 0.359
5 1342 1342/1342 1342 ± 0.00002364 5.509 5.235/5.641 5.457 ± 0.3438
6 1342 1342/1342 1342 ± 0.00002408 5.493 5.26/5.616 5.447 ± 0.3072
7 1342 1342/1342 1342 ± 0.00002364 5.518 5.369/5.678 5.477 ± 0.2731
8 1342 1342/1342 1342 ± 0.00002364 5.554 5.257/5.643 5.445 ± 0.3101
9 1342 1342/1342 1342 ± 0.00002364 5.801 5.54/6.028 5.739 ± 0.3463
10 1342 1342/1342 1342 ± 0.00002364 6.234 6.026/6.42 6.172 ± 0.351
11 1342 1342/1342 1342 ± 0.00002408 6.461 6.298/6.591 6.402 ± 0.3541
12 1342 1342/1342 1342 ± 0.00002455 6.618 6.442/6.818 6.569 ± 0.3801
13 1342 1342/1342 1342 ± 0.00002408 7.076 6.93/7.282 7.033 ± 0.3869
14 1342 1342/1342 1342 ± 0.00002408 7.319 7.005/7.41 7.172 ± 0.4215
15 1342 1342/1342 1342 ± 0.00002408 6.763 6.557/6.911 6.697 ± 0.3689
16 1342 1342/1342 1342 ± 0.00003331 6.054 5.982/6.287 6.095 ± 0.2965
17 1342 1342/1342 1342 ± 0.0000352 6.107 5.967/6.299 6.086 ± 0.2882
statwtmode
VLASS-SE
datacolumn
residual_data
overwrite_modelcol
False
output_dir
 
vis
VLASS2.1.sb38642060.eb38643748.59104.02058106482_split_split.ms
Start time
2024-05-01 02:07:57.401
End
2024-05-01 02:36:27.961
Duration
0:28:30.560
Note, WebLog generation is not included in the time.

CASA logs for stage 7