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

Statwt Summary Plot

VLASS2.1.sb38480042.eb38504612.59046.34985846065_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 5.468 5.34/6.264 5.755 ± 0.5483
ea02 1342 1342/1342 1342 ± 0.00002781 5.86 5.466/6.591 6 ± 0.6796
ea04 1342 1342/1342 1342 ± 0 5.54 5.257/6.196 5.744 ± 0.5668
ea05 1342 1342/1342 1342 ± 0 5.942 5.553/6.559 5.993 ± 0.6111
ea06 1342 1342/1342 1342 ± 0 5.29 5/5.925 5.479 ± 0.4894
ea07 1342 1342/1342 1342 ± 0 5.263 5.161/5.562 5.357 ± 0.2071
ea08 1342 1342/1342 1342 ± 0.0000414 6.037 5.6/6.823 6.249 ± 0.704
ea09 1342 1342/1342 1342 ± 0.000001168 5.106 4.963/5.676 5.26 ± 0.4558
ea11 1342 1342/1342 1342 ± 0 5.769 5.445/6.54 5.983 ± 0.6472
ea13 1342 1342/1342 1342 ± 0 5.955 5.828/6.421 6.184 ± 0.4982
ea14 1342 1342/1342 1342 ± 0 6.1 5.572/6.598 6.092 ± 0.6116
ea15 1342 1342/1342 1342 ± 0 5.912 5.343/6.39 5.969 ± 0.6465
ea16 1342 1342/1342 1342 ± 0 6.186 5.855/6.761 6.309 ± 0.6814
ea17 1342 1342/1342 1342 ± 0 5.843 5.583/5.924 5.776 ± 0.1858
ea18 1342 1342/1342 1342 ± 0.000002587 5.113 4.97/5.726 5.289 ± 0.4715
ea19 1342 1342/1342 1342 ± 0 5.729 5.674/5.817 5.741 ± 0.1073
ea20 1342 1342/1342 1342 ± 0 5.982 5.799/6.913 6.3 ± 0.6845
ea21 1342 1342/1342 1342 ± 0 5.767 5.55/6.502 5.969 ± 0.5436
ea22 1342 1342/1342 1342 ± 0.00001214 5.44 5.153/6.425 5.741 ± 0.6536
ea23 1342 1342/1342 1342 ± 0.000002048 5.879 5.672/6.614 6.212 ± 0.6808
ea24 1342 1342/1342 1342 ± 0 5.701 5.121/6.335 5.742 ± 0.5999
ea25 1342 1342/1342 1342 ± 0 5.578 5.309/6.5 5.879 ± 0.6533
ea26 1342 1342/1342 1342 ± 0 5.885 5.744/6.924 6.252 ± 0.6664
ea27 1342 1342/1342 1342 ± 0 5.463 5.406/5.628 5.485 ± 0.1697
ea28 1342 1342/1342 1342 ± 0.0000415 5.629 5.592/6.612 6.027 ± 0.6508
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 ± 0.00002396 5.452 5.265/5.605 5.427 ± 0.2452
4 1342 1342/1342 1342 ± 0.00002432 5.198 5.101/5.527 5.259 ± 0.3115
5 1342 1342/1342 1342 ± 0.00002396 5.48 5.369/5.677 5.51 ± 0.2903
6 1342 1342/1342 1342 ± 0.00002396 5.481 5.259/5.622 5.454 ± 0.2721
7 1342 1342/1342 1342 ± 0.00002396 5.534 5.302/5.726 5.52 ± 0.2787
8 1342 1342/1342 1342 ± 0.00002396 5.508 5.234/5.671 5.443 ± 0.2934
9 1342 1342/1342 1342 ± 0.00002418 5.748 5.534/5.921 5.709 ± 0.3044
10 1342 1342/1342 1342 ± 0.00002605 6.189 5.933/6.279 6.073 ± 0.3446
11 1342 1342/1342 1342 ± 0.00002605 6.392 6.232/6.511 6.326 ± 0.3281
12 1342 1342/1342 1342 ± 0.00002605 6.512 6.366/6.623 6.465 ± 0.3418
13 1342 1342/1342 1342 ± 0.00002605 7.021 6.639/7.148 6.875 ± 0.4113
14 1342 1342/1342 1342 ± 0.00002605 7.149 6.884/7.264 7.064 ± 0.4353
15 1342 1342/1342 1342 ± 0.00002605 6.724 6.513/7.013 6.669 ± 0.4607
16 1342 1342/1342 1342 ± 0.00004499 5.572 5.243/5.88 5.556 ± 0.4134
17 1342 1342/1342 1342 ± 0.00004598 5.676 5.415/6.002 5.662 ± 0.394
datacolumn
residual_data
output_dir
 
overwrite_modelcol
False
vis
VLASS2.1.sb38480042.eb38504612.59046.34985846065_split_split.ms
statwtmode
VLASS-SE
Start time
2024-12-06 07:19:38.859
End
2024-12-06 08:16:08.547
Duration
0:56:29.688
Note, WebLog generation is not included in the time.

CASA logs for stage 8