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

Statwt Summary Plot

VLASS2.1.sb38490392.eb38577577.59079.6066271412_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 5.558 5.314/6.089 5.581 ± 0.7538
ea02 1342 1342/1342 1342 ± 0.0000427 5.973 5.527/6.712 5.921 ± 0.9467
ea04 1342 1342/1342 1342 ± 0 4.931 4.727/5.619 5.108 ± 0.5905
ea05 1342 1342/1342 1342 ± 0.00001187 5.122 4.738/5.969 5.262 ± 0.6422
ea06 1342 1342/1342 1342 ± 0 4.794 4.624/5.262 4.892 ± 0.5308
ea07 1342 1342/1342 1342 ± 0.00004339 5.738 5.261/6.016 5.554 ± 0.7487
ea08 1342 1342/1342 1342 ± 0.00004273 6.099 5.704/6.886 6.073 ± 0.988
ea09 1342 1342/1342 1342 ± 0 5.463 5.143/6.332 5.591 ± 0.6867
ea10 1342 1342/1342 1342 ± 0.00004255 5.724 5.267/6.384 5.666 ± 0.7506
ea11 1342 1342/1342 1342 ± 0.0000287 5.742 5.202/6.286 5.603 ± 0.8921
ea12 1342 1342/1342 1342 ± 0 5.284 5.03/6.225 5.502 ± 0.7881
ea13 1342 1342/1342 1342 ± 0.00001219 5.746 5.391/6.051 5.738 ± 0.6336
ea14 1342 1342/1342 1342 ± 0.000005715 5.446 5.134/6.296 5.58 ± 0.7249
ea15 1342 1342/1342 1342 ± 0 5.013 4.77/5.871 5.313 ± 0.7537
ea16 1342 1342/1342 1342 ± 0.00001907 5.57 5.18/6.347 5.603 ± 0.7435
ea17 1342 1342/1342 1342 ± 0.00004065 6.092 5.603/6.963 6.047 ± 0.9487
ea18 0 N/A 0 ± N/A 0 N/A 0 ± N/A
ea19 1342 1342/1342 1342 ± 0 5.386 5.149/6.292 5.56 ± 0.6859
ea20 1342 1342/1342 1342 ± 0 5.618 5.368/6.568 5.747 ± 0.853
ea21 1342 1342/1342 1342 ± 0.00001984 5.218 5.006/5.94 5.3 ± 0.7
ea22 1342 1342/1342 1342 ± 0.00003411 5.562 5.265/6.58 5.705 ± 0.8284
ea23 1342 1342/1342 1342 ± 0.00004249 5.564 5.252/6.359 5.638 ± 0.8106
ea25 1342 1342/1342 1342 ± 0.00003654 5.658 5.342/6.324 5.663 ± 0.8436
ea26 1342 1342/1342 1342 ± 0.00001299 5.591 5.497/6.399 5.754 ± 0.668
ea27 1342 1342/1342 1342 ± 0.00004468 5.617 5.185/6.49 5.681 ± 0.8283
ea28 1342 1342/1342 1342 ± 0.00003291 6.069 5.612/6.686 6.012 ± 0.7811
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 ± 0.00002393 5.58 5.303/5.724 5.493 ± 0.3261
5 1342 1342/1342 1342 ± 0.00002442 5.304 5.093/5.421 5.271 ± 0.3036
6 1342 1342/1342 1342 ± 0.00002393 5.279 5.132/5.571 5.302 ± 0.3335
7 1342 1342/1342 1342 ± 0.00002393 5.267 5.07/5.517 5.269 ± 0.3058
8 1342 1342/1342 1342 ± 0.00002393 5.185 5.092/5.421 5.214 ± 0.3227
9 1342 1342/1342 1342 ± 0.00002393 5.541 5.215/5.712 5.485 ± 0.3633
10 1342 1342/1342 1342 ± 0.00002393 5.927 5.625/6.065 5.881 ± 0.3591
11 1342 1342/1342 1342 ± 0.00002393 6.158 5.944/6.348 6.146 ± 0.3574
12 1342 1342/1342 1342 ± 0.00002393 6.349 6.047/6.54 6.312 ± 0.3781
13 1342 1342/1342 1342 ± 0.00002438 6.599 6.392/6.759 6.584 ± 0.3211
14 1342 1342/1342 1342 ± 0.00003081 6.49 6.196/6.745 6.466 ± 0.3593
15 1342 1342/1342 1342 ± 0.00002408 6.58 6.321/6.721 6.505 ± 0.4395
16 1342 1342/1342 1342 ± 0.00006069 4.046 3.89/4.2 4.057 ± 0.2206
17 1342 1342/1342 1342 ± 0.00006023 4.322 4.129/4.5 4.32 ± 0.2574
vis
VLASS2.1.sb38490392.eb38577577.59079.6066271412_split_split.ms
datacolumn
residual_data
overwrite_modelcol
False
statwtmode
VLASS-SE
output_dir
 
Start time
2024-12-13 10:37:17.555
End
2024-12-13 11:38:28.294
Duration
1:01:10.739
Note, WebLog generation is not included in the time.

CASA logs for stage 8