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

Statwt Summary Plot

VLASS2.1.sb38667356.eb38705720.59131.46099141204_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 5.611 5.561/6.422 5.976 ± 0.6555
ea02 1342 1342/1342 1342 ± 0.00004152 6.158 5.692/6.872 6.309 ± 0.7018
ea03 1342 1342/1342 1342 ± 0 5.779 5.015/6.257 5.685 ± 0.6534
ea04 1342 1342/1342 1342 ± 0 5.828 5.332/6.454 5.892 ± 0.657
ea05 1342 1342/1342 1342 ± 0 6.135 5.632/6.771 6.104 ± 0.7363
ea06 1342 1342/1342 1342 ± 0 5.007 4.888/5.519 5.136 ± 0.4339
ea07 1342 1342/1342 1342 ± 0.00000111 6.198 5.757/6.621 6.291 ± 0.7017
ea08 1342 1342/1342 1342 ± 0.00000157 6.199 5.789/7.033 6.406 ± 0.7544
ea09 1342 1342/1342 1342 ± 0.000001111 6.026 5.47/6.75 6.09 ± 0.7342
ea10 1342 1342/1342 1342 ± 0.000001118 6.184 5.606/7 6.236 ± 0.7391
ea11 0 N/A 0 ± N/A 0 N/A 0 ± N/A
ea12 1342 1342/1342 1342 ± 0 6.205 5.564/6.735 6.21 ± 0.7658
ea13 1342 1342/1342 1342 ± 0 6.623 6.018/6.705 6.41 ± 0.6673
ea14 1342 1342/1342 1342 ± 0 5.926 5.482/6.701 6.07 ± 0.7405
ea15 1342 1342/1342 1342 ± 0 6.276 5.698/6.78 6.325 ± 0.7616
ea16 1342 1342/1342 1342 ± 0 6.336 5.896/7.043 6.4 ± 0.7914
ea17 1342 1342/1342 1342 ± 0 6.5 6.15/7.483 6.731 ± 0.6934
ea18 1342 1342/1342 1342 ± 0 5.326 4.903/5.788 5.359 ± 0.5765
ea19 1342 1342/1342 1342 ± 0 6.125 5.669/6.821 6.222 ± 0.6518
ea20 1342 1342/1342 1342 ± 0 6.264 5.69/6.883 6.236 ± 0.7459
ea21 1342 1342/1342 1342 ± 0 5.889 5.659/6.692 6.09 ± 0.6676
ea22 1342 1342/1342 1342 ± 0 6.005 5.484/6.497 5.976 ± 0.6264
ea23 1342 1342/1342 1342 ± 0 6.097 5.707/6.89 6.273 ± 0.7709
ea24 1342 1342/1342 1342 ± 0.000001146 6.179 5.733/6.922 6.25 ± 0.7336
ea25 1342 1342/1342 1342 ± 0 5.909 5.524/6.589 6.022 ± 0.6536
ea26 1342 1342/1342 1342 ± 0 6.678 6.09/7.337 6.654 ± 0.7604
ea27 1342 1342/1342 1342 ± 0 5.854 5.636/6.817 6.088 ± 0.6877
ea28 1342 1342/1342 1342 ± 0.00000111 5.79 5.498/6.569 5.995 ± 0.6829
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 ± 0.00002327 5.656 5.393/5.775 5.571 ± 0.3117
4 1342 1342/1342 1342 ± 0.00002528 4.859 4.68/4.941 4.797 ± 0.2318
5 1342 1342/1342 1342 ± 0.00002327 5.631 5.431/5.87 5.614 ± 0.3613
6 1342 1342/1342 1342 ± 0.00002327 5.571 5.378/5.792 5.554 ± 0.3252
7 1342 1342/1342 1342 ± 0.00002327 5.614 5.523/5.74 5.598 ± 0.3035
8 1342 1342/1342 1342 ± 0.00002327 5.542 5.416/5.723 5.527 ± 0.3371
9 1342 1342/1342 1342 ± 0.00002327 5.854 5.583/6.157 5.818 ± 0.3729
10 1342 1342/1342 1342 ± 0.00002333 6.332 6.16/6.584 6.305 ± 0.3549
11 1342 1342/1342 1342 ± 0.00002333 6.626 6.391/6.749 6.537 ± 0.3609
12 1342 1342/1342 1342 ± 0.00002333 6.71 6.576/6.891 6.705 ± 0.4007
13 1342 1342/1342 1342 ± 0.00002333 7.208 7.108/7.332 7.152 ± 0.4176
14 1342 1342/1342 1342 ± 0.00002333 7.385 7.206/7.644 7.343 ± 0.4538
15 1342 1342/1342 1342 ± 0.00002333 6.931 6.757/7.238 6.911 ± 0.4396
16 1342 1342/1342 1342 ± 0.00002377 6.117 5.894/6.378 6.149 ± 0.3784
17 1342 1342/1342 1342 ± 0.00002377 6.216 6.024/6.452 6.204 ± 0.3611
vis
VLASS2.1.sb38667356.eb38705720.59131.46099141204_split_split.ms
overwrite_modelcol
False
statwtmode
VLASS-SE
output_dir
 
datacolumn
residual_data
Start time
2025-01-11 09:58:00.298
End
2025-01-11 11:17:14.936
Duration
1:19:14.638
Note, WebLog generation is not included in the time.

CASA logs for stage 8