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

Statwt Summary Plot

VLASS2.1.sb38550653.eb38589596.59083.30140427084_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 5.95 5.384/6.184 5.838 ± 0.493
ea02 1342 1342/1342 1342 ± 0 6.086 5.659/6.76 6.206 ± 0.5951
ea04 1342 1342/1342 1342 ± 0 5.582 5.167/6.12 5.659 ± 0.5561
ea05 1342 1342/1342 1342 ± 0 5.786 5.371/6.513 5.897 ± 0.5888
ea06 1342 1342/1342 1342 ± 0 4.934 4.576/5.282 4.921 ± 0.4063
ea07 1342 1342/1342 1342 ± 0.00002409 5.769 5.513/6.317 5.972 ± 0.5834
ea08 1342 1342/1342 1342 ± 0 5.991 5.765/6.815 6.265 ± 0.5938
ea09 1342 1342/1342 1342 ± 0 5.911 5.352/6.618 5.988 ± 0.6345
ea10 1342 1342/1342 1342 ± 0.00003487 5.761 5.284/6.393 5.836 ± 0.5816
ea11 1342 1342/1342 1342 ± 0 5.957 5.314/6.428 5.947 ± 0.6252
ea12 1342 1342/1342 1342 ± 0 6.025 5.443/6.537 6.098 ± 0.6367
ea13 1342 1342/1342 1342 ± 0 6.365 5.806/6.461 6.234 ± 0.4772
ea14 1342 1342/1342 1342 ± 0 5.748 5.397/6.514 5.906 ± 0.6692
ea15 1342 1342/1342 1342 ± 0 5.802 5.11/6.238 5.776 ± 0.7156
ea16 1342 1342/1342 1342 ± 0 6.104 5.853/6.901 6.335 ± 0.6739
ea17 1342 1342/1342 1342 ± 0 6.173 5.735/6.708 6.273 ± 0.5883
ea18 1342 1342/1342 1342 ± 0 5.242 4.844/5.704 5.27 ± 0.5436
ea19 1342 1342/1342 1342 ± 0 6.073 5.612/6.799 6.176 ± 0.6328
ea20 1342 1342/1342 1342 ± 0 6.416 5.789/6.923 6.34 ± 0.6483
ea21 1342 1342/1342 1342 ± 0 5.621 5.48/6.427 5.882 ± 0.5723
ea22 1342 1342/1342 1342 ± 0 6.051 5.324/6.507 5.924 ± 0.6057
ea23 1342 1342/1342 1342 ± 0.0000012 5.756 5.653/6.648 6.129 ± 0.6478
ea25 1342 1342/1342 1342 ± 0 5.733 5.286/6.255 5.798 ± 0.5938
ea26 1342 1342/1342 1342 ± 0 6.305 5.763/6.833 6.294 ± 0.5791
ea27 1342 1342/1342 1342 ± 0.00004139 5.822 5.464/6.473 5.916 ± 0.5563
ea28 1342 1342/1342 1342 ± 0 5.727 5.534/6.491 6.006 ± 0.5869
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 ± 0.00002349 5.472 5.266/5.684 5.443 ± 0.2829
4 1342 1342/1342 1342 ± 0.00002393 5.325 5.173/5.754 5.374 ± 0.4909
5 1342 1342/1342 1342 ± 0.00002349 5.443 5.22/5.605 5.409 ± 0.3425
6 1342 1342/1342 1342 ± 0.00002349 5.37 5.146/5.503 5.326 ± 0.3069
7 1342 1342/1342 1342 ± 0.00002349 5.461 5.251/5.639 5.433 ± 0.3007
8 1342 1342/1342 1342 ± 0.00002349 5.493 5.207/5.595 5.386 ± 0.319
9 1342 1342/1342 1342 ± 0.00002349 5.77 5.531/5.953 5.67 ± 0.3567
10 1342 1342/1342 1342 ± 0.00002349 6.171 6.022/6.31 6.108 ± 0.3267
11 1342 1342/1342 1342 ± 0.00002349 6.383 6.226/6.54 6.332 ± 0.3451
12 1342 1342/1342 1342 ± 0.00002349 6.546 6.36/6.702 6.479 ± 0.3766
13 1342 1342/1342 1342 ± 0.00002349 6.983 6.814/7.128 6.911 ± 0.3973
14 1342 1342/1342 1342 ± 0.00002349 7.05 6.865/7.33 7.017 ± 0.4342
15 1342 1342/1342 1342 ± 0.0000235 6.578 6.448/6.882 6.567 ± 0.3895
16 1342 1342/1342 1342 ± 0.00003704 5.975 5.668/6.207 5.943 ± 0.3796
17 1342 1342/1342 1342 ± 0.00004006 6.016 5.715/6.206 5.943 ± 0.3425
datacolumn
residual_data
statwtmode
VLASS-SE
overwrite_modelcol
False
output_dir
 
vis
VLASS2.1.sb38550653.eb38589596.59083.30140427084_split_split.ms
Start time
2024-05-18 03:24:10.912
End
2024-05-18 04:23:41.080
Duration
0:59:30.167
Note, WebLog generation is not included in the time.

CASA logs for stage 8