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

Statwt Summary Plot

VLASS2.1.sb38482214.eb38565046.59071.1506340625_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 5.263 5.103/6.118 5.472 ± 0.8103
ea02 1342 1342/1342 1342 ± 0.00004956 5.743 5.261/6.566 5.771 ± 0.9385
ea05 1342 1342/1342 1342 ± 0.00002324 5.478 5.127/6.442 5.694 ± 0.8411
ea06 1342 1342/1342 1342 ± 0.00001994 4.953 4.711/5.511 5.003 ± 0.652
ea07 1342 1342/1342 1342 ± 0.00004176 5.767 5.294/5.992 5.553 ± 0.813
ea08 1342 1342/1342 1342 ± 0.00004225 6.007 5.645/6.896 6.071 ± 1.036
ea09 1342 1342/1342 1342 ± 0.0000226 4.034 3.277/5.705 4.461 ± 1.171
ea10 1342 1342/1342 1342 ± 0.00004238 5.382 5.032/6.404 5.519 ± 0.8661
ea11 1342 1342/1342 1342 ± 0 5.662 5.28/6.457 5.917 ± 0.6378
ea12 1342 1342/1342 1342 ± 0.00001975 5.615 5.36/6.553 5.724 ± 0.97
ea13 1342 1342/1342 1342 ± 0.00001663 5.831 5.623/6.358 5.9 ± 0.7895
ea14 1342 1342/1342 1342 ± 0.00004115 6.496 5.83/7.002 6.073 ± 1.089
ea15 1342 1342/1342 1342 ± 0.00001507 5.359 5.17/6.268 5.594 ± 0.8732
ea16 0 N/A 0 ± N/A 0 N/A 0 ± N/A
ea17 1342 1342/1342 1342 ± 0.00004223 5.749 5.452/6.983 5.886 ± 0.9993
ea18 1342 1342/1342 1342 ± 0.00004208 4.901 4.712/5.736 5.044 ± 0.7329
ea19 1342 1342/1342 1342 ± 0.00001587 5.726 5.484/6.689 5.929 ± 0.8595
ea20 1342 1342/1342 1342 ± 0.00003369 5.922 5.74/6.978 6.026 ± 1.068
ea21 1342 1342/1342 1342 ± 0.00003002 5.55 5.35/6.359 5.665 ± 0.8373
ea22 1342 1342/1342 1342 ± 0.00004017 5.398 5.105/6.447 5.608 ± 0.8802
ea23 0 N/A 0 ± N/A 0 N/A 0 ± N/A
ea25 1342 1342/1342 1342 ± 0 5.321 5.254/5.35 5.302 ± 0.1545
ea26 1342 1342/1342 1342 ± 0.00002829 5.591 5.463/6.58 5.785 ± 0.859
ea27 1342 1342/1342 1342 ± 0.00004248 5.45 5.037/6.485 5.565 ± 0.8856
ea28 1342 1342/1342 1342 ± 0.00005289 6.497 5.7/6.847 6.001 ± 1.164
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 ± 0.00002604 5.356 5.213/5.659 5.325 ± 0.5088
5 1342 1342/1342 1342 ± 0.00002725 5.407 5.182/5.612 5.34 ± 0.5517
6 1342 1342/1342 1342 ± 0.00002604 5.359 5.186/5.468 5.231 ± 0.5183
7 1342 1342/1342 1342 ± 0.00002604 5.277 5.126/5.488 5.219 ± 0.494
8 1342 1342/1342 1342 ± 0.00002604 5.27 5.03/5.462 5.158 ± 0.5193
9 1342 1342/1342 1342 ± 0.00002626 5.548 5.359/5.668 5.37 ± 0.5786
10 1342 1342/1342 1342 ± 0.00002547 6.049 5.826/6.162 5.976 ± 0.3528
11 1342 1342/1342 1342 ± 0.00002547 6.3 6.233/6.423 6.245 ± 0.3579
12 1342 1342/1342 1342 ± 0.00002547 6.475 6.234/6.582 6.415 ± 0.3727
13 1342 1342/1342 1342 ± 0.00002547 6.83 6.495/7.031 6.754 ± 0.3797
14 1342 1342/1342 1342 ± 0.00002547 6.954 6.594/7.109 6.822 ± 0.4334
15 1342 1342/1342 1342 ± 0.00002665 6.609 6.451/6.805 6.555 ± 0.4482
16 1342 1342/1342 1342 ± 0.00005878 3.978 3.835/4.127 3.98 ± 0.2128
17 1342 1342/1342 1342 ± 0.00005995 4.066 3.904/4.264 4.103 ± 0.2691
overwrite_modelcol
False
output_dir
 
datacolumn
residual_data
statwtmode
VLASS-SE
vis
VLASS2.1.sb38482214.eb38565046.59071.1506340625_split_split.ms
Start time
2024-04-22 01:50:29.147
End
2024-04-22 02:52:08.318
Duration
1:01:39.170
Note, WebLog generation is not included in the time.

CASA logs for stage 7