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

Statwt Summary Plot

VLASS2.1.sb38670183.eb38674470.59118.18849075232_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 5.309 5.217/6.082 5.566 ± 0.6094
ea02 1342 1342/1342 1342 ± 0.0000205 5.882 5.327/6.607 6.03 ± 0.7335
ea03 1342 1342/1342 1342 ± 0.00002714 5.038 4.704/6.019 5.229 ± 0.8619
ea04 0 N/A 0 ± N/A 0 N/A 0 ± N/A
ea05 1342 1342/1342 1342 ± 0.00001923 5.517 5.332/6.509 5.7 ± 0.9137
ea06 1342 1342/1342 1342 ± 0.00002677 4.643 4.533/5.055 4.68 ± 0.4427
ea07 1342 1342/1342 1342 ± 0.00001892 5.852 5.396/6.24 5.944 ± 0.6884
ea08 1342 1342/1342 1342 ± 0.00002222 6.08 5.639/6.852 6.272 ± 0.7732
ea09 1342 1342/1342 1342 ± 0.00002596 5.661 5.221/6.491 5.77 ± 0.8404
ea10 1342 1342/1342 1342 ± 0.000024 5.837 5.214/6.566 5.894 ± 0.777
ea11 1342 1342/1342 1342 ± 0.0000249 5.795 5.171/6.426 5.769 ± 0.7353
ea12 1342 1342/1342 1342 ± 0.00002714 5.619 5.276/6.4 5.722 ± 0.7798
ea13 1342 1342/1342 1342 ± 0.00002771 6.092 5.853/6.437 6.059 ± 0.9029
ea14 1342 1342/1342 1342 ± 0.00003787 6.438 5.97/6.888 6.173 ± 1.074
ea15 1342 1342/1342 1342 ± 0.00002816 5.536 5.196/6.339 5.655 ± 0.8089
ea16 1342 1342/1342 1342 ± 0.000028 5.895 5.578/6.791 6.051 ± 1.043
ea17 1342 1342/1342 1342 ± 0.00003181 6.04 5.575/6.808 6.152 ± 0.8383
ea18 1342 1342/1342 1342 ± 0.00002282 4.846 4.667/5.381 4.948 ± 0.5585
ea19 1342 1342/1342 1342 ± 0.00001899 5.398 5.167/6.305 5.59 ± 0.836
ea20 1342 1342/1342 1342 ± 0.00002498 5.853 5.649/6.556 6.008 ± 0.764
ea21 1342 1342/1342 1342 ± 0.00002522 5.622 5.366/6.433 5.776 ± 0.8917
ea22 1342 1342/1342 1342 ± 0.00002614 5.449 5.165/6.488 5.813 ± 0.8291
ea23 1342 1342/1342 1342 ± 0.00002282 5.879 5.495/6.621 6.049 ± 0.8861
ea25 1342 1342/1342 1342 ± 0.00002767 5.6 5.255/6.26 5.697 ± 0.6913
ea26 1342 1342/1342 1342 ± 0.00003079 5.912 5.692/6.903 6.116 ± 0.9323
ea27 1342 1342/1342 1342 ± 0.00002751 5.532 5.229/6.348 5.683 ± 0.7169
ea28 1342 1342/1342 1342 ± 0.00002505 5.672 5.408/6.536 5.937 ± 0.7408
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 ± 0.00002394 5.312 5.169/5.625 5.348 ± 0.3258
5 1342 1342/1342 1342 ± 0.00002394 5.366 5.106/5.536 5.31 ± 0.4523
6 1342 1342/1342 1342 ± 0.00002394 5.329 5.174/5.441 5.278 ± 0.3288
7 1342 1342/1342 1342 ± 0.00002394 5.285 5.17/5.463 5.292 ± 0.3021
8 1342 1342/1342 1342 ± 0.00002394 5.322 5.127/5.499 5.275 ± 0.3348
9 1342 1342/1342 1342 ± 0.00002394 5.596 5.433/5.871 5.567 ± 0.3606
10 1342 1342/1342 1342 ± 0.0000235 6.07 5.835/6.18 5.979 ± 0.3591
11 1342 1342/1342 1342 ± 0.0000235 6.342 6.167/6.436 6.244 ± 0.3648
12 1342 1342/1342 1342 ± 0.0000235 6.472 6.304/6.614 6.426 ± 0.3939
13 1342 1342/1342 1342 ± 0.0000235 6.753 6.475/6.938 6.649 ± 0.5035
14 1342 1342/1342 1342 ± 0.00002626 6.813 6.401/7.071 6.682 ± 0.6129
15 1342 1342/1342 1342 ± 0.0000344 6.754 6.498/6.978 6.666 ± 0.5168
16 1342 1342/1342 1342 ± 0.00005364 3.604 3.442/3.76 3.611 ± 0.2961
17 1342 1342/1342 1342 ± 0.00005247 3.645 3.478/3.805 3.638 ± 0.3049
output_dir
 
datacolumn
residual_data
statwtmode
VLASS-SE
overwrite_modelcol
False
vis
VLASS2.1.sb38670183.eb38674470.59118.18849075232_split_split.ms
Start time
2024-11-02 10:00:03.826
End
2024-11-02 10:59:08.752
Duration
0:59:04.926
Note, WebLog generation is not included in the time.

CASA logs for stage 8