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

Statwt Summary Plot

VLASS2.2.sb40880919.eb41034540.59559.16303170139_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 6.35 5.974/6.855 6.491 ± 0.6064
ea03 1342 1342/1342 1342 ± 0.000007585 5.701 5.189/6.69 5.902 ± 0.7267
ea04 1342 1342/1342 1342 ± 0 6.195 5.749/6.713 6.323 ± 0.6367
ea05 1342 1342/1342 1342 ± 0 6.106 5.819/7.011 6.332 ± 0.7078
ea06 1342 1342/1342 1342 ± 0 6.326 5.903/6.765 6.359 ± 0.5712
ea07 0 N/A 0 ± N/A 0 N/A 0 ± N/A
ea08 1342 1342/1342 1342 ± 0.000003178 6.065 5.703/6.707 6.239 ± 0.6047
ea09 1342 1342/1342 1342 ± 0 6.252 5.683/6.924 6.344 ± 0.6794
ea10 1342 1342/1342 1342 ± 0 7.102 6.779/7.37 7.011 ± 0.4526
ea11 1342 1342/1342 1342 ± 0 6.157 5.632/6.812 6.281 ± 0.6945
ea12 1342 1342/1342 1342 ± 0 6.423 5.927/7.021 6.565 ± 0.6595
ea13 1342 1342/1342 1342 ± 0 5.736 5.339/6.02 5.78 ± 0.4229
ea14 1342 1342/1342 1342 ± 0 6.353 5.907/7.027 6.552 ± 0.6561
ea15 1342 1342/1342 1342 ± 0 5.942 5.5/6.587 6.067 ± 0.6165
ea16 1342 1342/1342 1342 ± 0 6.534 6.046/7.028 6.586 ± 0.6825
ea17 1342 1342/1342 1342 ± 0 6.886 6.57/7.861 7.111 ± 0.678
ea18 1342 1342/1342 1342 ± 0 5.11 4.789/5.47 5.145 ± 0.4564
ea19 1342 1342/1342 1342 ± 0 6.524 6.106/7.309 6.688 ± 0.6816
ea20 1342 1342/1342 1342 ± 0 5.742 5.646/6.62 6.028 ± 0.5768
ea21 1342 1342/1342 1342 ± 0 5.487 5.26/5.986 5.654 ± 0.4381
ea22 1342 1342/1342 1342 ± 0 6.204 5.713/6.599 6.147 ± 0.5497
ea23 1342 1342/1342 1342 ± 0 6.134 5.975/6.878 6.446 ± 0.6646
ea24 1342 1342/1342 1342 ± 0 6.094 5.445/6.576 6.008 ± 0.5524
ea25 1342 1342/1342 1342 ± 0.000004381 6.825 6.09/7.081 6.746 ± 0.7577
ea26 1342 1342/1342 1342 ± 0 6.705 6.279/7.417 6.826 ± 0.6663
ea27 1342 1342/1342 1342 ± 0 6.046 5.742/7.034 6.364 ± 0.6524
ea28 1342 1342/1342 1342 ± 0 6.242 5.933/7.072 6.491 ± 0.6434
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 ± 0.00002394 5.917 5.726/6.204 5.874 ± 0.3622
4 1342 1342/1342 1342 ± 0.00002415 5.49 5.28/5.773 5.542 ± 0.4536
5 1342 1342/1342 1342 ± 0.00002394 5.852 5.655/6.054 5.817 ± 0.3809
6 1342 1342/1342 1342 ± 0.00002394 5.733 5.503/5.87 5.679 ± 0.3323
7 1342 1342/1342 1342 ± 0.00002394 5.856 5.603/5.946 5.761 ± 0.3433
8 1342 1342/1342 1342 ± 0.00002394 5.649 5.459/5.967 5.71 ± 0.3959
9 1342 1342/1342 1342 ± 0.00002394 6.033 5.742/6.294 5.994 ± 0.3948
10 1342 1342/1342 1342 ± 0.0000235 6.577 6.196/6.661 6.439 ± 0.3841
11 1342 1342/1342 1342 ± 0.0000235 6.755 6.544/6.963 6.676 ± 0.4052
12 1342 1342/1342 1342 ± 0.0000235 6.871 6.602/7.04 6.808 ± 0.4734
13 1342 1342/1342 1342 ± 0.0000235 7.365 7.053/7.664 7.273 ± 0.5237
14 1342 1342/1342 1342 ± 0.0000235 7.518 7.225/7.777 7.474 ± 0.5304
15 1342 1342/1342 1342 ± 0.0000235 7.095 6.742/7.443 7.058 ± 0.5166
16 1342 1342/1342 1342 ± 0.0000235 6.233 5.917/6.648 6.276 ± 0.5285
17 1342 1342/1342 1342 ± 0.00002446 6.236 5.895/6.5 6.156 ± 0.5103
vis
VLASS2.2.sb40880919.eb41034540.59559.16303170139_split_split.ms
datacolumn
residual_data
output_dir
 
statwtmode
VLASS-SE
overwrite_modelcol
False
Start time
2025-06-12 01:58:03.958
End
2025-06-12 02:57:34.818
Duration
0:59:30.861
Note, WebLog generation is not included in the time.

CASA logs for stage 8