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

Statwt Summary Plot

VLASS2.1.sb38607339.eb38658209.59109.972473263886_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 5.806 5.226/6.084 5.687 ± 0.5306
ea02 1342 1342/1342 1342 ± 0.00002198 5.634 5.359/6.417 5.913 ± 0.633
ea04 1342 1342/1342 1342 ± 0 5.405 5.122/6.051 5.609 ± 0.5665
ea05 1342 1342/1342 1342 ± 0 5.814 5.375/6.296 5.906 ± 0.5936
ea06 1342 1342/1342 1342 ± 0 4.679 4.551/5.095 4.812 ± 0.3263
ea07 1342 1342/1342 1342 ± 0 5.914 5.385/6.16 5.918 ± 0.5854
ea08 1342 1342/1342 1342 ± 0 5.825 5.549/6.651 6.13 ± 0.6791
ea09 1342 1342/1342 1342 ± 0 5.665 5.196/6.446 5.779 ± 0.6085
ea11 0 N/A 0 ± N/A 0 N/A 0 ± N/A
ea12 1342 1342/1342 1342 ± 0 5.689 5.303/6.37 5.909 ± 0.6559
ea13 1342 1342/1342 1342 ± 0 6.097 5.787/6.424 6.191 ± 0.4959
ea14 1342 1342/1342 1342 ± 0 5.768 5.277/6.39 5.878 ± 0.6885
ea15 1342 1342/1342 1342 ± 0 5.7 5.328/6.35 5.905 ± 0.655
ea16 1342 1342/1342 1342 ± 0 6.03 5.604/6.706 6.213 ± 0.722
ea17 1342 1342/1342 1342 ± 0 5.99 5.436/6.841 6.07 ± 0.6447
ea18 1342 1342/1342 1342 ± 0 4.945 4.642/5.428 5.063 ± 0.5074
ea19 1342 1342/1342 1342 ± 0 5.965 5.55/6.686 6.191 ± 0.6616
ea20 1342 1342/1342 1342 ± 0 5.994 5.631/6.596 6.169 ± 0.6399
ea21 1342 1342/1342 1342 ± 0 5.713 5.363/6.263 5.854 ± 0.5729
ea22 1342 1342/1342 1342 ± 0 5.466 5.238/6.172 5.689 ± 0.6608
ea23 1342 1342/1342 1342 ± 0 5.952 5.398/6.408 6.039 ± 0.6889
ea25 1342 1342/1342 1342 ± 0 5.578 5.228/6.132 5.742 ± 0.5849
ea26 1342 1342/1342 1342 ± 0 5.93 5.569/6.639 6.115 ± 0.6749
ea27 1342 1342/1342 1342 ± 0 5.465 5.099/6.318 5.677 ± 0.6082
ea28 1342 1342/1342 1342 ± 0.000007311 5.696 5.407/6.435 5.923 ± 0.6586
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 ± 0.00002442 5.369 5.198/5.576 5.35 ± 0.2812
3 1342 1342/1342 1342 ± 0.00002442 5.273 5.076/5.434 5.246 ± 0.2984
4 1342 1342/1342 1342 ± 0.00002525 5.33 5.21/5.474 5.272 ± 0.3437
5 1342 1342/1342 1342 ± 0.00002442 5.343 5.099/5.442 5.303 ± 0.3245
6 1342 1342/1342 1342 ± 0.00002442 5.299 5.125/5.489 5.282 ± 0.3112
7 1342 1342/1342 1342 ± 0.00002442 5.33 5.235/5.539 5.336 ± 0.2819
8 1342 1342/1342 1342 ± 0.00002442 5.356 5.153/5.495 5.291 ± 0.3079
9 1342 1342/1342 1342 ± 0.00002442 5.594 5.434/5.802 5.551 ± 0.3382
10 1342 1342/1342 1342 ± 0.00002442 6.03 5.852/6.165 5.969 ± 0.3458
11 1342 1342/1342 1342 ± 0.00002442 6.301 6.084/6.383 6.2 ± 0.3672
12 1342 1342/1342 1342 ± 0.00002442 6.398 6.227/6.579 6.307 ± 0.4796
13 1342 1342/1342 1342 ± 0.00002442 6.885 6.802/7.147 6.827 ± 0.4313
14 1342 1342/1342 1342 ± 0.00002442 7.097 6.812/7.347 6.986 ± 0.4666
15 1342 1342/1342 1342 ± 0.00002442 6.792 6.52/6.93 6.665 ± 0.4618
16 1342 1342/1342 1342 ± 0.00002507 6.061 5.64/6.318 5.975 ± 0.4477
17 1342 1342/1342 1342 ± 0.00002444 6.07 5.701/6.322 5.987 ± 0.4336
vis
VLASS2.1.sb38607339.eb38658209.59109.972473263886_split_split.ms
overwrite_modelcol
False
output_dir
 
datacolumn
residual_data
statwtmode
VLASS-SE
Start time
2025-01-02 02:51:54.753
End
2025-01-02 04:02:16.879
Duration
1:10:22.126
Note, WebLog generation is not included in the time.

CASA logs for stage 8