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

Statwt Summary Plot

VLASS2.1.sb38453816.eb38509426.59047.17567765046_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 5.502 5.356/6.193 5.663 ± 0.7011
ea02 1342 1342/1342 1342 ± 0 5.961 5.444/6.648 5.989 ± 0.8203
ea04 1342 1342/1342 1342 ± 0.000003974 5.465 5.163/6.144 5.436 ± 0.8111
ea05 1342 1342/1342 1342 ± 0.00003246 5.566 5.073/6.245 5.512 ± 0.8365
ea06 1342 1342/1342 1342 ± 0.000003604 5.3 5.002/5.968 5.319 ± 0.7678
ea07 1342 1342/1342 1342 ± 0 5.83 5.431/6.164 5.792 ± 0.7415
ea08 1342 1342/1342 1342 ± 0 6.556 5.635/6.717 6.125 ± 0.7938
ea09 1342 1342/1342 1342 ± 0.00002397 5.343 4.982/5.899 5.25 ± 0.7635
ea10 1342 1342/1342 1342 ± 0 5.611 4.88/5.906 5.327 ± 0.6519
ea11 1342 1342/1342 1342 ± 0 6.042 5.531/6.585 5.941 ± 0.8236
ea12 1342 1342/1342 1342 ± 0.000002414 5.699 5.384/6.254 5.603 ± 0.773
ea13 1342 1342/1342 1342 ± 0.00003521 5.789 5.626/6.247 5.796 ± 0.8766
ea14 1342 1342/1342 1342 ± 0.00000702 5.747 5.392/6.624 5.832 ± 0.9261
ea15 1342 1342/1342 1342 ± 0.00000497 5.593 5.337/6.361 5.637 ± 0.8984
ea16 1342 1342/1342 1342 ± 0.00001371 5.885 5.54/6.753 5.995 ± 1.013
ea17 1342 1342/1342 1342 ± 0 6.008 5.64/6.694 6.069 ± 0.827
ea18 1342 1342/1342 1342 ± 0 5.047 4.856/5.512 5.064 ± 0.5865
ea19 1342 1342/1342 1342 ± 0.00003755 6.004 5.711/6.755 6.04 ± 0.9745
ea20 1342 1342/1342 1342 ± 0 6.023 5.929/6.858 6.146 ± 0.9469
ea21 1342 1342/1342 1342 ± 0.00001708 5.62 5.36/6.35 5.71 ± 0.8952
ea22 1342 1342/1342 1342 ± 0.00001177 5.492 5.229/6.434 5.622 ± 0.9266
ea23 1342 1342/1342 1342 ± 0 5.909 5.545/6.633 6.003 ± 0.9319
ea24 1342 1342/1342 1342 ± 0.00003437 5.236 4.85/6.213 5.366 ± 0.8392
ea25 1342 1342/1342 1342 ± 0 5.689 5.382/6.336 5.731 ± 0.7472
ea26 1342 1342/1342 1342 ± 0.00002253 5.825 5.639/6.833 5.967 ± 1.029
ea27 1342 1342/1342 1342 ± 0 5.852 5.456/6.236 5.668 ± 0.6735
ea28 1342 1342/1342 1342 ± 0 5.769 5.475/6.556 5.924 ± 0.8131
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 5.465 5.343/5.65 5.457 ± 0.2913
5 1342 1342/1342 1342 ± 0 5.153 5.031/5.615 5.263 ± 0.3555
6 1342 1342/1342 1342 ± 0 5.449 5.17/5.632 5.406 ± 0.2779
7 1342 1342/1342 1342 ± 0 5.434 5.238/5.592 5.412 ± 0.2778
8 1342 1342/1342 1342 ± 0 5.407 5.06/5.581 5.341 ± 0.3161
9 1342 1342/1342 1342 ± 0 5.632 5.331/5.882 5.595 ± 0.3204
10 1342 1342/1342 1342 ± 0 6.04 5.814/6.172 5.985 ± 0.3161
11 1342 1342/1342 1342 ± 0 6.276 6.034/6.525 6.264 ± 0.3127
12 1342 1342/1342 1342 ± 0 6.381 6.216/6.634 6.425 ± 0.3368
13 1342 1342/1342 1342 ± 0 6.646 6.375/6.898 6.603 ± 0.4362
14 1342 1342/1342 1342 ± 0 6.713 6.311/7.016 6.664 ± 0.4802
15 1342 1342/1342 1342 ± 0 6.492 6.224/6.781 6.476 ± 0.4008
16 1342 1342/1342 1342 ± 0.00004732 3.777 3.653/3.904 3.781 ± 0.2097
17 1342 1342/1342 1342 ± 0.00004554 3.854 3.648/4.063 3.87 ± 0.3392
Pipeline QA summary for this task.
Score Reason
1.00 0.00% data in VLASS2.1.sb38453816.eb38509426.59047.17567765046_split_split.ms flagged by statwt flagging agents
datacolumn
residual_data
statwtmode
VLASS-SE
output_dir
/mnt/condor/execute/dir_131731/working
vis
/mnt/condor/execute/dir_131731/working/VLASS2.1.sb38453816.eb38509426.59047.17567765046_split_split.ms
overwrite_modelcol
False
Start time
2022-05-18 12:19:03.269
End
2022-05-18 13:54:58.487
Duration
1:35:55.218
Note, WebLog generation is not included in the time.

CASA logs for stage 7