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

Statwt Summary Plot

VLASS2.1.sb38450628.eb38515240.59049.50130047454_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 5.377 5.265/6.144 5.573 ± 0.7571
ea02 1342 1342/1342 1342 ± 0.00004342 5.991 5.436/6.691 5.911 ± 0.929
ea04 1342 1342/1342 1342 ± 0.00004529 5.461 5.067/6.03 5.374 ± 0.8213
ea05 1342 1342/1342 1342 ± 0.00002691 5.399 5.013/6.208 5.534 ± 0.8133
ea06 1342 1342/1342 1342 ± 0.00004312 5.159 4.958/5.987 5.255 ± 0.8039
ea07 1342 1342/1342 1342 ± 0.00003653 5.801 5.296/6.212 5.719 ± 0.7981
ea09 1342 1342/1342 1342 ± 0.00003621 5.565 5.103/6.042 5.399 ± 0.8134
ea10 1342 1342/1342 1342 ± 0.00003576 5.257 4.798/5.856 5.243 ± 0.677
ea11 1342 1342/1342 1342 ± 0.0000395 5.977 5.456/6.56 5.83 ± 0.8921
ea12 1342 1342/1342 1342 ± 0.00004219 5.906 5.455/6.709 5.799 ± 0.9672
ea13 1342 1342/1342 1342 ± 0.00002445 5.681 5.535/6.246 5.736 ± 0.881
ea14 1342 1342/1342 1342 ± 0.00003521 5.671 5.263/6.567 5.753 ± 0.9118
ea15 1342 1342/1342 1342 ± 0.0000401 5.604 5.339/6.493 5.659 ± 0.9643
ea16 1342 1342/1342 1342 ± 0.0000269 5.746 5.539/6.772 6.008 ± 0.9046
ea17 1342 1342/1342 1342 ± 0.00003814 5.883 5.47/6.747 5.948 ± 0.9062
ea18 1342 1342/1342 1342 ± 0.00003974 5.095 4.858/5.632 5.095 ± 0.6509
ea19 1342 1342/1342 1342 ± 0.00001534 5.734 5.435/6.483 5.81 ± 0.863
ea20 1342 1342/1342 1342 ± 0.00003367 6.096 5.98/7.041 6.309 ± 0.8577
ea21 1342 1342/1342 1342 ± 0.00003379 5.555 5.341/6.32 5.615 ± 0.8476
ea22 1342 1342/1342 1342 ± 0.00004235 5.465 5.199/6.503 5.597 ± 0.9949
ea23 1342 1342/1342 1342 ± 0.00002815 5.91 5.504/6.632 6.011 ± 0.8288
ea24 1342 1342/1342 1342 ± 0.00002371 4.888 4.773/6.023 5.229 ± 0.7817
ea25 1342 1342/1342 1342 ± 0.00003898 5.682 5.348/6.333 5.655 ± 0.8203
ea26 1342 1342/1342 1342 ± 0.00003739 5.74 5.633/6.769 5.865 ± 0.9903
ea27 1342 1342/1342 1342 ± 0.00003701 5.643 5.38/6.505 5.724 ± 0.8414
ea28 1342 1342/1342 1342 ± 0.00003958 5.787 5.44/6.688 5.894 ± 0.9642
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 ± 0.00002364 5.438 5.331/5.633 5.431 ± 0.3057
3 1342 1342/1342 1342 ± 0.00003057 5.934 5.747/6.291 6.016 ± 0.4768
5 1342 1342/1342 1342 ± 0.00002799 5.262 5.02/5.488 5.272 ± 0.3063
6 1342 1342/1342 1342 ± 0.00002364 5.365 5.103/5.504 5.303 ± 0.2549
7 1342 1342/1342 1342 ± 0.00002364 5.412 5.202/5.517 5.342 ± 0.2624
8 1342 1342/1342 1342 ± 0.00002364 5.36 5.04/5.449 5.294 ± 0.3031
9 1342 1342/1342 1342 ± 0.00002364 5.626 5.262/5.74 5.552 ± 0.2947
10 1342 1342/1342 1342 ± 0.00002364 6.115 5.862/6.178 6.015 ± 0.2769
11 1342 1342/1342 1342 ± 0.00002364 6.342 6.035/6.494 6.277 ± 0.2793
12 1342 1342/1342 1342 ± 0.00002364 6.449 6.241/6.689 6.469 ± 0.3195
13 1342 1342/1342 1342 ± 0.00002364 6.7 6.432/6.97 6.651 ± 0.3923
14 1342 1342/1342 1342 ± 0.00002557 6.725 6.289/6.961 6.616 ± 0.4802
15 1342 1342/1342 1342 ± 0.00003658 6.521 6.054/6.798 6.427 ± 0.4872
16 1342 1342/1342 1342 ± 0.00004977 3.755 3.626/3.89 3.76 ± 0.2395
17 1342 1342/1342 1342 ± 0.00004988 3.839 3.615/4.105 3.877 ± 0.3571
vis
VLASS2.1.sb38450628.eb38515240.59049.50130047454_split_split.ms
overwrite_modelcol
False
statwtmode
VLASS-SE
datacolumn
residual_data
output_dir
 
Start time
2024-11-01 11:53:29.278
End
2024-11-01 13:04:03.748
Duration
1:10:34.469
Note, WebLog generation is not included in the time.

CASA logs for stage 8