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

Statwt Summary Plot

VLASS2.1.sb38625952.eb38714976.59133.44101303241_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 5.476 5.302/6.246 5.818 ± 0.5853
ea02 1342 1342/1342 1342 ± 0.00004209 6.094 5.709/6.769 6.251 ± 0.6325
ea03 1342 1342/1342 1342 ± 0 5.623 4.929/6.121 5.575 ± 0.6397
ea04 1342 1342/1342 1342 ± 0 5.694 5.343/6.197 5.796 ± 0.5425
ea05 1342 1342/1342 1342 ± 0 5.921 5.536/6.734 6.08 ± 0.6352
ea06 1342 1342/1342 1342 ± 0 4.991 4.827/5.538 5.173 ± 0.4135
ea07 1342 1342/1342 1342 ± 0 5.888 5.563/6.384 6.088 ± 0.6851
ea08 1342 1342/1342 1342 ± 0.000001147 6.169 5.684/6.909 6.313 ± 0.6609
ea09 1342 1342/1342 1342 ± 0 6.075 5.376/6.636 6.079 ± 0.6481
ea10 1342 1342/1342 1342 ± 0.000006965 6.019 5.463/6.905 6.106 ± 0.7466
ea11 1342 1342/1342 1342 ± 0 5.748 5.309/6.612 5.969 ± 0.7783
ea12 1342 1342/1342 1342 ± 0 5.704 5.447/6.533 5.993 ± 0.6592
ea13 1342 1342/1342 1342 ± 0 6.439 5.922/6.727 6.356 ± 0.511
ea15 1342 1342/1342 1342 ± 0 6.194 5.61/6.647 6.204 ± 0.6679
ea16 1342 1342/1342 1342 ± 0 6.146 5.818/6.918 6.366 ± 0.7565
ea17 1342 1342/1342 1342 ± 0.000006479 6.217 5.863/6.966 6.498 ± 0.7177
ea18 1342 1342/1342 1342 ± 0 4.941 4.777/5.691 5.182 ± 0.507
ea19 1342 1342/1342 1342 ± 0 6.154 5.542/6.722 6.165 ± 0.6152
ea20 1342 1342/1342 1342 ± 0 5.834 5.518/6.663 6.092 ± 0.665
ea21 1342 1342/1342 1342 ± 0 5.817 5.559/6.568 6.058 ± 0.6125
ea22 1342 1342/1342 1342 ± 0.000001622 5.98 5.174/6.318 5.802 ± 0.6112
ea23 1342 1342/1342 1342 ± 0 5.727 5.562/6.687 6.154 ± 0.7364
ea24 1342 1342/1342 1342 ± 0.00001044 6.008 5.6/6.766 6.179 ± 0.6134
ea25 1342 1342/1342 1342 ± 0 5.489 5.327/6.295 5.864 ± 0.6297
ea26 1342 1342/1342 1342 ± 0 6.503 5.967/7.178 6.577 ± 0.6829
ea27 1342 1342/1342 1342 ± 0 5.689 5.427/6.527 5.925 ± 0.6364
ea28 1342 1342/1342 1342 ± 0 5.59 5.376/6.341 5.895 ± 0.598
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 ± 0.0000231 5.491 5.267/5.642 5.438 ± 0.2817
4 1342 1342/1342 1342 ± 0.00003033 5.266 4.987/5.46 5.252 ± 0.3744
5 1342 1342/1342 1342 ± 0.0000231 5.424 5.244/5.554 5.416 ± 0.332
6 1342 1342/1342 1342 ± 0.0000231 5.506 5.297/5.668 5.433 ± 0.309
7 1342 1342/1342 1342 ± 0.0000231 5.532 5.378/5.656 5.49 ± 0.2853
8 1342 1342/1342 1342 ± 0.0000231 5.481 5.289/5.626 5.435 ± 0.328
9 1342 1342/1342 1342 ± 0.0000231 5.82 5.467/6.044 5.749 ± 0.3605
10 1342 1342/1342 1342 ± 0.0000231 6.227 5.996/6.413 6.176 ± 0.344
11 1342 1342/1342 1342 ± 0.0000231 6.47 6.264/6.644 6.405 ± 0.354
12 1342 1342/1342 1342 ± 0.0000231 6.604 6.389/6.754 6.561 ± 0.3909
13 1342 1342/1342 1342 ± 0.0000231 7.084 6.872/7.198 7.005 ± 0.4195
14 1342 1342/1342 1342 ± 0.0000231 7.249 7.022/7.463 7.188 ± 0.4482
15 1342 1342/1342 1342 ± 0.0000231 6.778 6.487/7.002 6.69 ± 0.4488
16 1342 1342/1342 1342 ± 0.00002462 5.765 5.469/6.034 5.753 ± 0.47
17 1342 1342/1342 1342 ± 0.00002364 5.952 5.697/6.233 5.92 ± 0.5066
output_dir
 
statwtmode
VLASS-SE
overwrite_modelcol
False
datacolumn
residual_data
vis
VLASS2.1.sb38625952.eb38714976.59133.44101303241_split_split.ms
Start time
2025-01-11 18:42:28.017
End
2025-01-11 19:53:51.700
Duration
1:11:23.683
Note, WebLog generation is not included in the time.

CASA logs for stage 8