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

Statwt Summary Plot

VLASS2.1.sb38610195.eb38638028.59101.102248043986_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 4.94 4.797/5.214 5.006 ± 0.3528
ea02 1342 1342/1342 1342 ± 0.0000281 5.035 4.737/5.365 5.084 ± 0.3616
ea04 1342 1342/1342 1342 ± 0 5.089 4.742/5.367 5.112 ± 0.3812
ea05 1342 1342/1342 1342 ± 0 5.883 5.284/6.376 5.793 ± 0.6166
ea06 1342 1342/1342 1342 ± 0 4.383 4.284/4.678 4.46 ± 0.2353
ea07 1342 1342/1342 1342 ± 0 5.922 5.343/6.03 5.858 ± 0.5373
ea08 1342 1342/1342 1342 ± 0 5.593 5.319/6.203 5.754 ± 0.551
ea09 1342 1342/1342 1342 ± 0 5.642 5.157/6.125 5.667 ± 0.5844
ea10 1342 1342/1342 1342 ± 0 5.711 5.142/6.276 5.695 ± 0.6271
ea11 1342 1342/1342 1342 ± 0 5.143 4.935/5.583 5.24 ± 0.4258
ea12 1342 1342/1342 1342 ± 0 5.491 5.216/5.9 5.636 ± 0.5312
ea13 1342 1342/1342 1342 ± 0 4.889 4.719/4.994 4.889 ± 0.2111
ea14 1342 1342/1342 1342 ± 0 5.373 4.868/5.65 5.306 ± 0.4693
ea15 1342 1342/1342 1342 ± 0 5.552 5.012/5.939 5.569 ± 0.598
ea16 1342 1342/1342 1342 ± 0 6.038 5.57/6.508 6.124 ± 0.6552
ea17 1342 1342/1342 1342 ± 0.000001722 5.848 5.537/6.423 6.014 ± 0.6233
ea18 1342 1342/1342 1342 ± 0 4.933 4.602/5.383 5.009 ± 0.4587
ea19 1342 1342/1342 1342 ± 0 6.228 5.582/6.803 6.246 ± 0.6752
ea20 1342 1342/1342 1342 ± 0 5.255 5.07/5.608 5.32 ± 0.3164
ea21 1342 1342/1342 1342 ± 0 5.599 5.272/6.226 5.748 ± 0.5305
ea22 1342 1342/1342 1342 ± 0 5.158 5.003/5.775 5.357 ± 0.5497
ea23 1342 1342/1342 1342 ± 0 5.629 5.202/5.999 5.667 ± 0.4982
ea25 1342 1342/1342 1342 ± 0 4.889 4.707/5.242 5.011 ± 0.3745
ea26 1342 1342/1342 1342 ± 0 5.847 5.513/6.503 5.937 ± 0.5343
ea27 1342 1342/1342 1342 ± 0.000003231 5.227 5.098/6.019 5.446 ± 0.5388
ea28 1342 1342/1342 1342 ± 0.00001678 4.904 4.805/5.406 5.092 ± 0.3718
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 ± 0.00002348 5.132 4.98/5.377 5.165 ± 0.2934
3 1342 1342/1342 1342 ± 0.00003837 4.631 4.498/4.92 4.686 ± 0.2819
4 1342 1342/1342 1342 ± 0.00002464 5.064 4.891/5.31 5.055 ± 0.3644
5 1342 1342/1342 1342 ± 0.00002348 5.123 4.82/5.312 5.095 ± 0.3459
6 1342 1342/1342 1342 ± 0.00002348 5.032 4.818/5.265 5.035 ± 0.3219
7 1342 1342/1342 1342 ± 0.00002348 5.064 4.794/5.278 5.037 ± 0.3255
8 1342 1342/1342 1342 ± 0.00002348 4.96 4.744/5.211 4.988 ± 0.3577
9 1342 1342/1342 1342 ± 0.00002348 5.214 4.9/5.626 5.212 ± 0.3997
10 1342 1342/1342 1342 ± 0.00002348 5.659 5.241/5.93 5.573 ± 0.4134
11 1342 1342/1342 1342 ± 0.00002348 5.898 5.338/6.107 5.759 ± 0.4648
12 1342 1342/1342 1342 ± 0.00002379 5.937 5.379/6.311 5.812 ± 0.6026
13 1342 1342/1342 1342 ± 0.00002348 6.501 5.753/6.673 6.248 ± 0.6047
14 1342 1342/1342 1342 ± 0.00002348 6.612 5.829/6.807 6.363 ± 0.6419
15 1342 1342/1342 1342 ± 0.00002379 6.181 5.476/6.398 5.98 ± 0.6352
16 1342 1342/1342 1342 ± 0.00002399 5.533 5.047/5.921 5.461 ± 0.568
17 1342 1342/1342 1342 ± 0.00002632 5.469 4.987/5.85 5.432 ± 0.5545
overwrite_modelcol
False
statwtmode
VLASS-SE
datacolumn
residual_data
vis
VLASS2.1.sb38610195.eb38638028.59101.102248043986_split_split.ms
output_dir
 
Start time
2025-01-08 09:09:15.704
End
2025-01-08 10:00:11.787
Duration
0:50:56.082
Note, WebLog generation is not included in the time.

CASA logs for stage 8