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

Statwt Summary Plot

VLASS2.1.sb38606107.eb38625163.59092.29495140046_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 5.266 5.176/5.885 5.364 ± 0.7665
ea02 1342 1342/1342 1342 ± 0.00004258 5.874 5.331/6.425 5.66 ± 0.9728
ea04 1342 1342/1342 1342 ± 0.000005891 5.202 4.955/5.928 5.307 ± 0.7293
ea05 1342 1342/1342 1342 ± 0.00001857 5.501 5.117/6.439 5.691 ± 0.7453
ea06 1342 1342/1342 1342 ± 0.000006967 4.735 4.6/5.166 4.717 ± 0.5642
ea07 1342 1342/1342 1342 ± 0.00004247 5.855 5.363/6.266 5.745 ± 0.8699
ea08 1342 1342/1342 1342 ± 0.00004277 5.985 5.496/6.592 5.838 ± 0.9892
ea10 1342 1342/1342 1342 ± 0.00004278 5.845 5.201/6.574 5.686 ± 0.9354
ea11 1342 1342/1342 1342 ± 0.00004269 5.562 5.04/6.36 5.543 ± 0.9383
ea12 1342 1342/1342 1342 ± 0.00001174 5.537 5.235/6.498 5.678 ± 0.9802
ea13 1342 1342/1342 1342 ± 0.00001003 5.851 5.705/6.424 5.886 ± 0.7841
ea14 1342 1342/1342 1342 ± 0.00001924 5.562 5.095/6.401 5.638 ± 0.8155
ea15 1342 1342/1342 1342 ± 0.000001867 5.374 5.064/6.14 5.494 ± 0.836
ea16 1342 1342/1342 1342 ± 0.00003269 5.991 5.561/6.823 6.024 ± 0.9777
ea17 1342 1342/1342 1342 ± 0.00004506 5.832 5.293/6.447 5.719 ± 0.9487
ea18 1342 1342/1342 1342 ± 0.00003985 4.877 4.569/5.641 4.904 ± 0.7235
ea19 1342 1342/1342 1342 ± 0.00001083 5.744 5.478/6.733 5.975 ± 0.8123
ea20 1342 1342/1342 1342 ± 0.00002505 5.86 5.545/6.861 5.978 ± 1.022
ea21 1342 1342/1342 1342 ± 0.00002832 5.54 5.298/6.309 5.66 ± 0.7755
ea22 1342 1342/1342 1342 ± 0.00004218 5.42 5.14/6.252 5.497 ± 0.8904
ea23 1342 1342/1342 1342 ± 0.00004269 5.817 5.303/6.524 5.83 ± 0.9022
ea25 1342 1342/1342 1342 ± 0.00004273 5.409 5.034/6.104 5.359 ± 0.8239
ea26 1342 1342/1342 1342 ± 0.00001001 5.817 5.676/6.867 5.948 ± 0.9097
ea27 1342 1342/1342 1342 ± 0.00004351 5.501 5.085/6.335 5.484 ± 0.8736
ea28 1342 1342/1342 1342 ± 0.00004437 5.592 5.338/6.4 5.645 ± 0.8946
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 ± 0.00002408 5.301 5.131/5.592 5.352 ± 0.2746
5 1342 1342/1342 1342 ± 0.00002408 5.273 4.986/5.41 5.199 ± 0.3505
6 1342 1342/1342 1342 ± 0.00002408 5.329 5.078/5.483 5.28 ± 0.3133
7 1342 1342/1342 1342 ± 0.00002408 5.328 5.123/5.493 5.307 ± 0.2797
8 1342 1342/1342 1342 ± 0.00002408 5.331 5.093/5.46 5.274 ± 0.2959
9 1342 1342/1342 1342 ± 0.00002408 5.582 5.437/5.861 5.589 ± 0.331
10 1342 1342/1342 1342 ± 0.00002408 6.015 5.891/6.191 5.974 ± 0.35
11 1342 1342/1342 1342 ± 0.00002408 6.315 6.151/6.429 6.234 ± 0.3637
12 1342 1342/1342 1342 ± 0.00002408 6.455 6.262/6.602 6.403 ± 0.3822
13 1342 1342/1342 1342 ± 0.00002408 6.73 6.443/6.889 6.653 ± 0.4149
14 1342 1342/1342 1342 ± 0.00003102 6.661 6.258/6.902 6.593 ± 0.5274
15 1342 1342/1342 1342 ± 0.00002408 6.793 6.497/6.931 6.639 ± 0.5009
16 1342 1342/1342 1342 ± 0.00005972 3.928 3.75/4.226 4 ± 0.3391
17 1342 1342/1342 1342 ± 0.00006032 3.933 3.747/4.261 4.019 ± 0.3448
vis
VLASS2.1.sb38606107.eb38625163.59092.29495140046_split_split.ms
statwtmode
VLASS-SE
overwrite_modelcol
False
output_dir
 
datacolumn
residual_data
Start time
2024-11-07 18:40:28.278
End
2024-11-07 19:28:42.632
Duration
0:48:14.354
Note, WebLog generation is not included in the time.

CASA logs for stage 8