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

Statwt Summary Plot

VLASS2.1.sb38562441.eb38565026.59069.61973929398_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 5.132 5.022/5.743 5.19 ± 0.7864
ea02 1342 1342/1342 1342 ± 0.00004258 5.705 5.141/6.234 5.504 ± 0.941
ea04 1342 1342/1342 1342 ± 0 5.023 4.758/5.74 5.12 ± 0.7274
ea05 1342 1342/1342 1342 ± 0.0000103 5.355 4.939/6.298 5.447 ± 0.8161
ea06 1342 1342/1342 1342 ± 0.000004797 4.788 4.616/5.509 4.916 ± 0.6701
ea07 1342 1342/1342 1342 ± 0.00004256 5.6 5.099/5.873 5.334 ± 0.8043
ea08 1342 1342/1342 1342 ± 0.00004259 5.863 5.378/6.476 5.73 ± 1.002
ea09 1342 1342/1342 1342 ± 0.00001258 5.224 4.802/6. 5.249 ± 0.7998
ea10 1342 1342/1342 1342 ± 0.00004285 5.319 4.948/6.142 5.34 ± 0.8353
ea11 1342 1342/1342 1342 ± 0.00003972 5.613 5.047/6.249 5.47 ± 0.9605
ea12 1342 1342/1342 1342 ± 0.000002088 5.554 5.182/6.394 5.637 ± 0.8631
ea13 1342 1342/1342 1342 ± 0.00001506 5.621 5.45/6.178 5.67 ± 0.7704
ea14 1342 1342/1342 1342 ± 0.000003284 6.359 5.889/6.474 5.799 ± 1.055
ea15 1342 1342/1342 1342 ± 0 5.36 5.128/6.181 5.525 ± 0.8847
ea16 1342 1342/1342 1342 ± 0.00003252 4.719 4.044/5.379 4.632 ± 0.6908
ea17 1342 1342/1342 1342 ± 0.00004285 5.759 5.28/6.646 5.663 ± 1.02
ea18 1342 1342/1342 1342 ± 0.00002859 4.804 4.466/5.619 4.845 ± 0.7357
ea19 1342 1342/1342 1342 ± 0 5.566 5.304/6.541 5.684 ± 0.8487
ea20 1342 1342/1342 1342 ± 0.00001442 5.706 5.55/6.819 5.815 ± 1.088
ea21 1342 1342/1342 1342 ± 0.00002399 5.354 5.113/6.085 5.373 ± 0.8088
ea22 1342 1342/1342 1342 ± 0.00003144 5.29 5.027/6.206 5.407 ± 0.891
ea23 1342 1342/1342 1342 ± 0.00004272 5.462 5.18/6.347 5.521 ± 0.915
ea25 1342 1342/1342 1342 ± 0 5.15 5.127/5.281 5.193 ± 0.1628
ea26 1342 1342/1342 1342 ± 0.00001663 5.456 5.333/6.437 5.589 ± 0.8158
ea27 0 N/A 0 ± N/A 0 N/A 0 ± N/A
ea28 1342 1342/1342 1342 ± 0.00002771 6.375 6.119/6.563 6.317 ± 0.2497
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 ± 0.00002519 5.256 5.05/5.399 5.2 ± 0.3108
5 1342 1342/1342 1342 ± 0.00002519 5.131 4.944/5.297 5.094 ± 0.3259
6 1342 1342/1342 1342 ± 0.00002519 5.162 4.895/5.314 5.074 ± 0.3494
7 1342 1342/1342 1342 ± 0.00002519 5.13 4.932/5.278 5.073 ± 0.3396
8 1342 1342/1342 1342 ± 0.00002519 5.169 4.877/5.304 5.085 ± 0.3421
9 1342 1342/1342 1342 ± 0.00002519 5.475 5.126/5.624 5.377 ± 0.3394
10 1342 1342/1342 1342 ± 0.00002466 5.884 5.598/5.926 5.757 ± 0.3421
11 1342 1342/1342 1342 ± 0.00002466 6.151 5.786/6.284 6.029 ± 0.3936
12 1342 1342/1342 1342 ± 0.00002466 6.266 5.889/6.435 6.206 ± 0.3646
13 1342 1342/1342 1342 ± 0.00002466 6.464 6.188/6.699 6.43 ± 0.3697
14 1342 1342/1342 1342 ± 0.00002873 6.287 5.976/6.588 6.275 ± 0.413
15 1342 1342/1342 1342 ± 0.00002466 6.539 6.306/6.694 6.434 ± 0.4108
16 1342 1342/1342 1342 ± 0.00006095 3.744 3.597/3.984 3.786 ± 0.234
17 1342 1342/1342 1342 ± 0.00006014 3.719 3.593/3.894 3.737 ± 0.2047
Pipeline QA summary for this task.
Score Reason
1.00 0.00% data in VLASS2.1.sb38562441.eb38565026.59069.61973929398_split_split.ms flagged by statwt flagging agents
datacolumn
residual_data
vis
VLASS2.1.sb38562441.eb38565026.59069.61973929398_split_split.ms
output_dir
 
overwrite_modelcol
False
statwtmode
VLASS-SE
Start time
2023-12-22 10:32:39.266
End
2023-12-22 11:12:47.978
Duration
0:40:08.712
Note, WebLog generation is not included in the time.

CASA logs for stage 7