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

Statwt Summary Plot

VLASS2.1.sb38519843.eb38632934.59097.18672790509_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 5.794 5.289/6.02 5.752 ± 0.5411
ea02 1342 1342/1342 1342 ± 0 5.864 5.54/6.62 6.104 ± 0.6363
ea04 1342 1342/1342 1342 ± 0 5.547 5.195/6.151 5.684 ± 0.5178
ea05 1342 1342/1342 1342 ± 0 5.889 5.377/6.341 5.864 ± 0.5457
ea06 1342 1342/1342 1342 ± 0 5.143 4.887/5.452 5.193 ± 0.3604
ea07 1342 1342/1342 1342 ± 0 6.135 5.627/6.244 6.078 ± 0.5408
ea08 1342 1342/1342 1342 ± 0.000002287 5.901 5.643/6.634 6.184 ± 0.661
ea09 1342 1342/1342 1342 ± 0 5.778 5.274/6.452 5.859 ± 0.5922
ea10 1342 1342/1342 1342 ± 0.000001911 5.953 5.359/6.599 6.008 ± 0.6351
ea11 1342 1342/1342 1342 ± 0 5.929 5.228/6.334 5.904 ± 0.6494
ea12 1342 1342/1342 1342 ± 0 5.94 5.496/6.438 6.071 ± 0.6346
ea13 1342 1342/1342 1342 ± 0 6.33 5.947/6.495 6.296 ± 0.4593
ea14 1342 1342/1342 1342 ± 0 5.969 5.336/6.423 5.947 ± 0.6374
ea15 1342 1342/1342 1342 ± 0 5.772 5.197/6.278 5.831 ± 0.6419
ea16 1342 1342/1342 1342 ± 0 6.242 5.775/6.805 6.367 ± 0.6706
ea17 1342 1342/1342 1342 ± 0.00001126 5.949 5.565/6.817 6.111 ± 0.6254
ea18 1342 1342/1342 1342 ± 0 5.155 4.78/5.576 5.215 ± 0.4931
ea19 1342 1342/1342 1342 ± 0 6.065 5.741/6.503 6.245 ± 0.5975
ea20 1342 1342/1342 1342 ± 0 6.333 5.788/6.87 6.308 ± 0.5857
ea21 1342 1342/1342 1342 ± 0 5.884 5.449/6.247 5.914 ± 0.5155
ea22 1342 1342/1342 1342 ± 0 5.676 5.348/6.448 5.884 ± 0.624
ea23 1342 1342/1342 1342 ± 0 6.201 5.594/6.606 6.198 ± 0.6532
ea25 1342 1342/1342 1342 ± 0.000003309 5.642 5.253/6.132 5.727 ± 0.5634
ea26 1342 1342/1342 1342 ± 0 6.285 5.748/6.937 6.306 ± 0.6056
ea27 1342 1342/1342 1342 ± 0.00001715 5.812 5.328/6.375 5.839 ± 0.5748
ea28 1342 1342/1342 1342 ± 0.00001782 5.741 5.438/6.446 5.992 ± 0.6074
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 ± 0.00002436 5.44 5.265/5.738 5.467 ± 0.286
4 1342 1342/1342 1342 ± 0.00002565 5.356 5.173/5.679 5.408 ± 0.3724
5 1342 1342/1342 1342 ± 0.00002354 5.486 5.241/5.626 5.45 ± 0.3203
6 1342 1342/1342 1342 ± 0.00002352 5.355 5.167/5.544 5.339 ± 0.2851
7 1342 1342/1342 1342 ± 0.00002348 5.415 5.227/5.563 5.398 ± 0.2604
8 1342 1342/1342 1342 ± 0.00002348 5.413 5.146/5.535 5.342 ± 0.2799
9 1342 1342/1342 1342 ± 0.00002348 5.619 5.447/5.895 5.61 ± 0.326
10 1342 1342/1342 1342 ± 0.00002348 6.059 5.881/6.242 6.014 ± 0.3049
11 1342 1342/1342 1342 ± 0.00002348 6.279 6.134/6.436 6.214 ± 0.3094
12 1342 1342/1342 1342 ± 0.00002393 6.375 6.228/6.604 6.361 ± 0.347
13 1342 1342/1342 1342 ± 0.00002348 6.852 6.743/7.048 6.832 ± 0.3571
14 1342 1342/1342 1342 ± 0.00002348 7.115 6.857/7.383 7.059 ± 0.4032
15 1342 1342/1342 1342 ± 0.00002348 6.768 6.524/6.997 6.685 ± 0.3945
16 1342 1342/1342 1342 ± 0.00002833 5.97 5.719/6.36 6.033 ± 0.3755
17 1342 1342/1342 1342 ± 0.00002491 6.082 5.862/6.354 6.067 ± 0.3491
overwrite_modelcol
False
datacolumn
residual_data
output_dir
 
vis
VLASS2.1.sb38519843.eb38632934.59097.18672790509_split_split.ms
statwtmode
VLASS-SE
Start time
2024-12-17 05:28:48.063
End
2024-12-17 06:38:15.519
Duration
1:09:27.455
Note, WebLog generation is not included in the time.

CASA logs for stage 8