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

Statwt Summary Plot

VLASS2.1.sb38530355.eb38576088.59078.34299474537_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 5.356 5.235/6.007 5.379 ± 0.8432
ea02 1342 1342/1342 1342 ± 0.00004272 5.931 5.419/6.667 5.804 ± 1.054
ea04 1342 1342/1342 1342 ± 0.000005286 5.254 5.057/5.92 5.307 ± 0.8803
ea05 1342 1342/1342 1342 ± 0.00001317 5.596 5.079/6.03 5.441 ± 0.7685
ea06 1342 1342/1342 1342 ± 0.000007078 4.743 4.637/5.217 4.696 ± 0.6648
ea07 1342 1342/1342 1342 ± 0.00004356 5.782 5.397/6.256 5.62 ± 0.9584
ea08 1342 1342/1342 1342 ± 0.00004262 5.941 5.658/6.898 5.991 ± 1.134
ea09 1342 1342/1342 1342 ± 0.00002118 5.498 5.206/6.275 5.539 ± 0.8551
ea10 1342 1342/1342 1342 ± 0.00004404 5.377 5.127/6.319 5.478 ± 0.9267
ea11 1342 1342/1342 1342 ± 0.0000422 5.586 5.254/6.431 5.591 ± 1.051
ea12 1342 1342/1342 1342 ± 0.00000685 5.529 5.377/6.491 5.631 ± 1.055
ea13 1342 1342/1342 1342 ± 0.00002396 5.955 5.749/6.409 5.94 ± 0.8637
ea14 1342 1342/1342 1342 ± 0.00001906 5.6 5.365/6.594 5.754 ± 0.8796
ea15 1342 1342/1342 1342 ± 0.000002273 5.272 5.176/6.276 5.529 ± 0.9915
ea16 1342 1342/1342 1342 ± 0.00002438 5.829 5.475/6.417 5.72 ± 0.8995
ea17 1342 1342/1342 1342 ± 0.00004359 5.906 5.489/6.673 5.761 ± 1.083
ea18 1342 1342/1342 1342 ± 0.00003665 5.051 4.849/5.749 4.998 ± 0.8607
ea19 1342 1342/1342 1342 ± 0 5.86 5.503/6.425 5.767 ± 0.7959
ea20 1342 1342/1342 1342 ± 0.00002254 5.873 5.738/6.696 5.896 ± 1.183
ea21 1342 1342/1342 1342 ± 0.0000191 5.705 5.433/6.357 5.62 ± 0.872
ea22 1342 1342/1342 1342 ± 0.00004238 5.504 5.228/6.52 5.622 ± 0.9533
ea23 1342 1342/1342 1342 ± 0.00004233 5.753 5.543/6.421 5.73 ± 0.9969
ea25 1342 1342/1342 1342 ± 0.00004267 5.403 5.299/6.165 5.431 ± 0.9432
ea27 1342 1342/1342 1342 ± 0.00004583 5.406 5.12/6.372 5.473 ± 0.952
ea28 1342 1342/1342 1342 ± 0.00004286 5.681 5.472/6.613 5.727 ± 1.009
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 ± 0.00002395 5.476 5.262/5.709 5.471 ± 0.2962
3 1342 1342/1342 1342 ± 0.0000266 5.398 5.265/5.815 5.487 ± 0.4577
5 1342 1342/1342 1342 ± 0.00002469 5.444 5.237/5.558 5.444 ± 0.2671
6 1342 1342/1342 1342 ± 0.00002395 5.364 5.241/5.518 5.354 ± 0.2825
7 1342 1342/1342 1342 ± 0.00002395 5.387 5.254/5.525 5.373 ± 0.2627
8 1342 1342/1342 1342 ± 0.00002395 5.411 5.115/5.511 5.321 ± 0.2939
9 1342 1342/1342 1342 ± 0.00002395 5.67 5.448/5.851 5.592 ± 0.3339
10 1342 1342/1342 1342 ± 0.00002395 6.069 5.808/6.169 5.989 ± 0.3426
11 1342 1342/1342 1342 ± 0.00002395 6.341 6.151/6.435 6.257 ± 0.3475
12 1342 1342/1342 1342 ± 0.00002395 6.463 6.317/6.632 6.426 ± 0.3585
13 1342 1342/1342 1342 ± 0.00002399 6.769 6.468/6.893 6.663 ± 0.3724
14 1342 1342/1342 1342 ± 0.0000311 6.477 6.177/6.844 6.487 ± 0.4881
15 1342 1342/1342 1342 ± 0.00002509 6.541 6.349/6.779 6.476 ± 0.484
16 1342 1342/1342 1342 ± 0.00005985 3.532 3.324/3.767 3.55 ± 0.312
17 1342 1342/1342 1342 ± 0.00006092 3.692 3.519/3.911 3.717 ± 0.289
Pipeline QA summary for this task.
Score Reason
1.00 0.00% data in VLASS2.1.sb38530355.eb38576088.59078.34299474537_split_split.ms flagged by statwt flagging agents
overwrite_modelcol
False
datacolumn
residual_data
output_dir
 
vis
VLASS2.1.sb38530355.eb38576088.59078.34299474537_split_split.ms
statwtmode
VLASS-SE
Start time
2023-12-05 11:10:24.901
End
2023-12-05 12:17:26.481
Duration
1:07:01.581
Note, WebLog generation is not included in the time.

CASA logs for stage 7