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

Statwt Summary Plot

VLASS2.1.sb38464181.eb38625161.59091.97021673611_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 5.125 5.051/5.74 5.402 ± 0.5285
ea02 1342 1342/1342 1342 ± 0.00004056 5.706 5.17/6.222 5.765 ± 0.6574
ea04 1342 1342/1342 1342 ± 0 5.171 4.973/5.783 5.417 ± 0.5418
ea05 1342 1342/1342 1342 ± 0 5.742 5.171/6.433 5.803 ± 0.6437
ea06 1342 1342/1342 1342 ± 0 4.763 4.659/5.338 4.969 ± 0.4569
ea07 1342 1342/1342 1342 ± 0.00000144 5.537 5.143/6.033 5.633 ± 0.6607
ea08 1342 1342/1342 1342 ± 0.00004967 5.591 5.339/6.427 5.895 ± 0.681
ea10 1342 1342/1342 1342 ± 0.00001923 5.209 5.036/6.407 5.578 ± 0.7315
ea11 0 N/A 0 ± N/A 0 N/A 0 ± N/A
ea12 1342 1342/1342 1342 ± 0 5.382 5.118/6.054 5.622 ± 0.682
ea13 1342 1342/1342 1342 ± 0.000001437 5.853 5.499/6.204 5.967 ± 0.5115
ea14 1342 1342/1342 1342 ± 0 5.352 5.076/6.114 5.554 ± 0.6631
ea15 1342 1342/1342 1342 ± 0 5.333 4.927/6.045 5.515 ± 0.6655
ea16 1342 1342/1342 1342 ± 0 5.83 5.424/6.545 5.933 ± 0.7656
ea17 1342 1342/1342 1342 ± 0.00004818 5.439 5.215/6.265 5.731 ± 0.7232
ea18 1342 1342/1342 1342 ± 0.0000038 4.76 4.371/5.274 4.87 ± 0.552
ea19 1342 1342/1342 1342 ± 0 5.757 5.319/6.571 5.897 ± 0.6787
ea20 1342 1342/1342 1342 ± 0 5.653 5.36/6.534 5.885 ± 0.7615
ea21 1342 1342/1342 1342 ± 0 5.251 5.089/6.145 5.581 ± 0.6283
ea22 1342 1342/1342 1342 ± 0.00002009 5.434 5.066/6.144 5.63 ± 0.6595
ea23 1342 1342/1342 1342 ± 0 5.404 5.131/6.152 5.676 ± 0.7437
ea25 1342 1342/1342 1342 ± 0.00004296 5.082 4.912/5.897 5.392 ± 0.6797
ea26 1342 1342/1342 1342 ± 0.000002873 5.708 5.45/6.429 5.958 ± 0.6251
ea27 1342 1342/1342 1342 ± 0.00005097 5.194 4.922/6.188 5.464 ± 0.6333
ea28 1342 1342/1342 1342 ± 0.00004879 5.367 5.153/6.225 5.637 ± 0.6652
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 ± 0.00002443 5.148 4.973/5.374 5.182 ± 0.2539
3 1342 1342/1342 1342 ± 0.00002931 4.883 4.723/5.045 4.892 ± 0.2736
4 1342 1342/1342 1342 ± 0.00003853 4.938 4.754/5.116 4.935 ± 0.1893
5 1342 1342/1342 1342 ± 0.00002443 5.125 4.897/5.229 5.092 ± 0.2881
6 1342 1342/1342 1342 ± 0.00002443 5.15 4.909/5.324 5.129 ± 0.2639
7 1342 1342/1342 1342 ± 0.00002443 5.162 5.059/5.336 5.181 ± 0.24
8 1342 1342/1342 1342 ± 0.00002443 5.176 4.951/5.32 5.148 ± 0.2665
9 1342 1342/1342 1342 ± 0.00002443 5.438 5.308/5.693 5.453 ± 0.2832
10 1342 1342/1342 1342 ± 0.00002443 5.903 5.761/6.065 5.864 ± 0.3047
11 1342 1342/1342 1342 ± 0.00002443 6.152 6.041/6.293 6.104 ± 0.313
12 1342 1342/1342 1342 ± 0.00002443 6.344 6.133/6.521 6.287 ± 0.3387
13 1342 1342/1342 1342 ± 0.00002443 6.726 6.643/6.954 6.724 ± 0.3572
14 1342 1342/1342 1342 ± 0.00002443 6.989 6.78/7.157 6.922 ± 0.3962
15 1342 1342/1342 1342 ± 0.00005085 5.9 5.58/6.298 5.929 ± 0.5084
16 1342 1342/1342 1342 ± 0.00005651 5.073 4.807/5.514 5.126 ± 0.4598
17 1342 1342/1342 1342 ± 0.00005464 5.31 5.125/5.7 5.372 ± 0.4507
output_dir
 
statwtmode
VLASS-SE
vis
VLASS2.1.sb38464181.eb38625161.59091.97021673611_split_split.ms
datacolumn
residual_data
overwrite_modelcol
False
Start time
2024-12-21 09:06:32.973
End
2024-12-21 09:39:13.377
Duration
0:32:40.404
Note, WebLog generation is not included in the time.

CASA logs for stage 8