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

Statwt Summary Plot

VLASS2.1.sb38497007.eb38561368.59068.10498711806_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 5.457 5.283/6.037 5.498 ± 0.7837
ea02 1342 1342/1342 1342 ± 0 5.909 5.41/6.616 5.825 ± 0.8924
ea04 1342 1342/1342 1342 ± 0.00003953 5.337 5.109/6.031 5.407 ± 0.7883
ea05 1342 1342/1342 1342 ± 0.00003441 5.491 5.145/6.227 5.634 ± 0.7066
ea06 1342 1342/1342 1342 ± 0.00003915 5.011 4.897/5.495 5.007 ± 0.6787
ea07 1342 1342/1342 1342 ± 0 5.915 5.629/6.101 5.671 ± 0.7839
ea08 1342 1342/1342 1342 ± 0 6.331 5.782/7.049 6.188 ± 0.9971
ea09 1342 1342/1342 1342 ± 0.0000265 5.032 4.852/5.509 5.032 ± 0.5032
ea10 1342 1342/1342 1342 ± 0 5.698 5.311/6.366 5.656 ± 0.8657
ea11 1342 1342/1342 1342 ± 0 5.999 5.566/6.651 5.868 ± 0.9926
ea12 1342 1342/1342 1342 ± 0.00003518 5.759 5.594/6.649 5.816 ± 1.051
ea13 1342 1342/1342 1342 ± 0.00003022 5.85 5.686/6.312 5.906 ± 0.7073
ea14 1342 1342/1342 1342 ± 0.00004047 6.607 6.212/6.737 6.049 ± 1.003
ea15 1342 1342/1342 1342 ± 0.00003625 5.645 5.462/6.456 5.789 ± 0.9193
ea16 1342 1342/1342 1342 ± 0.0000332 4.627 3.917/5.229 4.559 ± 0.611
ea17 1342 1342/1342 1342 ± 0 6.132 5.627/6.889 5.999 ± 0.9896
ea18 1342 1342/1342 1342 ± 0.00000311 5.092 4.854/5.84 5.081 ± 0.7578
ea19 1342 1342/1342 1342 ± 0.00003729 5.692 5.479/6.523 5.842 ± 0.7422
ea20 1342 1342/1342 1342 ± 0.0000203 6.097 5.878/6.953 6.135 ± 1.151
ea21 1342 1342/1342 1342 ± 0.00003581 5.61 5.247/6.227 5.589 ± 0.7587
ea22 1342 1342/1342 1342 ± 0.00001316 5.484 5.204/6.486 5.66 ± 0.8285
ea23 1342 1342/1342 1342 ± 0.00001312 5.807 5.559/6.458 5.823 ± 0.858
ea26 1342 1342/1342 1342 ± 0.0000295 5.623 5.505/6.531 5.791 ± 0.7553
ea27 1342 1342/1342 1342 ± 0 5.483 5.244/5.558 5.418 ± 0.1828
ea28 1342 1342/1342 1342 ± 0 5.807 5.61/6.746 5.881 ± 0.9375
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 5.551 5.239/5.748 5.467 ± 0.3708
5 1342 1342/1342 1342 ± 0 5.455 5.236/5.615 5.361 ± 0.4231
6 1342 1342/1342 1342 ± 0 5.52 5.382/5.601 5.397 ± 0.4473
7 1342 1342/1342 1342 ± 0 5.467 5.241/5.609 5.394 ± 0.4145
8 1342 1342/1342 1342 ± 0 5.429 5.14/5.625 5.359 ± 0.4139
9 1342 1342/1342 1342 ± 0 5.685 5.391/5.935 5.627 ± 0.4392
10 1342 1342/1342 1342 ± 0 6.082 5.882/6.243 5.986 ± 0.4539
11 1342 1342/1342 1342 ± 0 6.295 6.037/6.579 6.236 ± 0.4829
12 1342 1342/1342 1342 ± 0 6.527 6.171/6.728 6.423 ± 0.4659
13 1342 1342/1342 1342 ± 0 6.791 6.365/7.01 6.679 ± 0.499
14 1342 1342/1342 1342 ± 0 6.625 6.118/6.952 6.526 ± 0.5555
15 1342 1342/1342 1342 ± 0 6.618 6.289/6.842 6.479 ± 0.5492
16 1342 1342/1342 1342 ± 0.00005954 3.927 3.74/4.184 3.974 ± 0.3066
17 1342 1342/1342 1342 ± 0.00005274 4.093 3.916/4.291 4.094 ± 0.3047
Pipeline QA summary for this task.
Score Reason
1.00 0.00% data in VLASS2.1.sb38497007.eb38561368.59068.10498711806_split_split.ms flagged by statwt flagging agents
statwtmode
VLASS-SE
output_dir
/mnt/condor/execute/dir_251469/working
datacolumn
residual_data
vis
/mnt/condor/execute/dir_251469/working/VLASS2.1.sb38497007.eb38561368.59068.10498711806_split_split.ms
overwrite_modelcol
False
Start time
2022-03-08 14:30:20.104
End
2022-03-08 15:16:43.958
Duration
0:46:23.853
Note, WebLog generation is not included in the time.

CASA logs for stage 7