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

Statwt Summary Plot

VLASS2.1.sb38505794.eb38515224.59048.69954878472_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 5.08 4.814/5.64 5.15 ± 0.5673
ea02 1342 1342/1342 1342 ± 0.00004272 5.248 4.792/5.938 5.251 ± 0.7758
ea04 1342 1342/1342 1342 ± 0 4.18 4.037/4.42 4.417 ± 0.6587
ea05 1342 1342/1342 1342 ± 0.00001331 4.865 4.541/5.276 4.983 ± 0.5887
ea06 1342 1342/1342 1342 ± 0 4.242 4.02/4.453 4.461 ± 0.7278
ea07 1342 1342/1342 1342 ± 0.00004239 5.283 4.728/5.741 5.28 ± 0.7306
ea09 1342 1342/1342 1342 ± 0.00003144 4.73 4.566/5.52 4.821 ± 0.6172
ea10 1342 1342/1342 1342 ± 0.00004404 4.611 4.397/5.247 4.756 ± 0.6308
ea11 1342 1342/1342 1342 ± 0.00002885 5.165 4.753/5.71 5.159 ± 0.7048
ea12 1342 1342/1342 1342 ± 0 4.975 4.676/5.325 4.886 ± 0.5645
ea13 1342 1342/1342 1342 ± 0 5.329 5.092/5.801 5.348 ± 0.6666
ea14 1342 1342/1342 1342 ± 0.00002329 5.353 4.941/6.172 5.453 ± 0.7458
ea15 1342 1342/1342 1342 ± 0 4.961 4.748/5.529 5.07 ± 0.5877
ea16 1342 1342/1342 1342 ± 0.00002557 5.442 4.929/6.266 5.574 ± 0.8272
ea17 1342 1342/1342 1342 ± 0.00004283 5.328 4.857/6.226 5.362 ± 0.775
ea18 1342 1342/1342 1342 ± 0.0000165 4.639 4.383/5.243 4.658 ± 0.5394
ea19 1342 1342/1342 1342 ± 0.00001626 5.306 5.054/6.267 5.517 ± 0.7334
ea20 1342 1342/1342 1342 ± 0.000004448 4.619 4.412/4.88 4.611 ± 0.4554
ea21 1342 1342/1342 1342 ± 0.0000202 4.982 4.779/5.755 5.169 ± 0.6624
ea22 1342 1342/1342 1342 ± 0.0000357 4.986 4.722/5.937 5.129 ± 0.7881
ea23 1342 1342/1342 1342 ± 0.00003763 5.195 4.899/6.018 5.366 ± 0.8002
ea24 1342 1342/1342 1342 ± 0 4.78 4.479/5.738 4.997 ± 0.6344
ea25 1342 1342/1342 1342 ± 0.00004141 4.897 4.604/5.488 4.916 ± 0.606
ea26 1342 1342/1342 1342 ± 0.0000155 5.346 5.153/6.343 5.523 ± 0.7902
ea27 1342 1342/1342 1342 ± 0.00004338 5.18 4.862/6.155 5.357 ± 0.7624
ea28 1342 1342/1342 1342 ± 0.00004345 5.292 5.112/6.265 5.497 ± 0.7853
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 ± 0.0000235 4.89 4.776/5.184 4.906 ± 0.3332
5 1342 1342/1342 1342 ± 0.0000235 4.785 4.479/5.021 4.746 ± 0.3659
6 1342 1342/1342 1342 ± 0.0000235 4.8 4.592/4.985 4.762 ± 0.3145
7 1342 1342/1342 1342 ± 0.0000235 4.757 4.554/5.055 4.765 ± 0.3086
8 1342 1342/1342 1342 ± 0.0000235 4.626 4.456/4.902 4.66 ± 0.3409
9 1342 1342/1342 1342 ± 0.0000235 5.126 4.712/5.276 5.013 ± 0.3822
10 1342 1342/1342 1342 ± 0.00002381 5.514 5.234/5.705 5.41 ± 0.3925
11 1342 1342/1342 1342 ± 0.00002381 5.581 5.245/5.832 5.509 ± 0.4152
12 1342 1342/1342 1342 ± 0.00002413 5.77 5.557/6.178 5.825 ± 0.348
13 1342 1342/1342 1342 ± 0.00002413 6.107 5.808/6.465 6.088 ± 0.386
14 1342 1342/1342 1342 ± 0.0000271 6.171 5.829/6.496 6.121 ± 0.4569
15 1342 1342/1342 1342 ± 0.00002413 6.101 5.594/6.339 5.972 ± 0.4768
16 1342 1342/1342 1342 ± 0.00006103 4.082 3.844/4.239 4.063 ± 0.2565
17 1342 1342/1342 1342 ± 0.0000603 4.029 3.849/4.139 4.02 ± 0.2359
Pipeline QA summary for this task.
Score Reason
1.00 0.00% data in VLASS2.1.sb38505794.eb38515224.59048.69954878472_split_split.ms flagged by statwt flagging agents
datacolumn
residual_data
output_dir
 
overwrite_modelcol
False
vis
VLASS2.1.sb38505794.eb38515224.59048.69954878472_split_split.ms
statwtmode
VLASS-SE
Start time
2023-11-02 16:34:12.538
End
2023-11-02 17:47:34.102
Duration
1:13:21.564
Note, WebLog generation is not included in the time.

CASA logs for stage 7