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

Statwt Summary Plot

VLASS2.1.sb38620321.eb38711360.59131.8760765162_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 5.524 5.177/5.976 5.635 ± 0.5375
ea02 1342 1342/1342 1342 ± 0 5.675 5.351/6.512 5.901 ± 0.6489
ea03 1342 1342/1342 1342 ± 0 5.339 4.683/5.934 5.352 ± 0.6561
ea04 1342 1342/1342 1342 ± 0 5.418 5.075/6.133 5.616 ± 0.6051
ea05 1342 1342/1342 1342 ± 0 5.765 5.268/6.239 5.815 ± 0.6075
ea06 1342 1342/1342 1342 ± 0 5.16 4.854/5.618 5.242 ± 0.4404
ea07 1342 1342/1342 1342 ± 0 5.892 5.312/6.123 5.86 ± 0.5906
ea08 1342 1342/1342 1342 ± 0 5.831 5.489/6.643 6.089 ± 0.6893
ea09 1342 1342/1342 1342 ± 0 5.57 5.112/6.242 5.661 ± 0.6317
ea10 1342 1342/1342 1342 ± 0 5.794 5.18/6.497 5.807 ± 0.6881
ea11 1342 1342/1342 1342 ± 0 5.832 5.226/6.338 5.87 ± 0.6686
ea12 1342 1342/1342 1342 ± 0 5.645 5.206/6.287 5.819 ± 0.64
ea13 1342 1342/1342 1342 ± 0 6.063 5.742/6.425 6.14 ± 0.5161
ea15 1342 1342/1342 1342 ± 0 5.77 5.371/6.476 5.974 ± 0.6817
ea16 1342 1342/1342 1342 ± 0 6.018 5.567/6.701 6.182 ± 0.7292
ea17 1342 1342/1342 1342 ± 0 6.101 5.702/6.678 6.22 ± 0.6919
ea18 1342 1342/1342 1342 ± 0 4.848 4.545/5.332 4.958 ± 0.4892
ea19 1342 1342/1342 1342 ± 0 5.986 5.348/6.516 5.982 ± 0.5986
ea20 1342 1342/1342 1342 ± 0 5.771 5.336/6.39 5.864 ± 0.6016
ea21 1342 1342/1342 1342 ± 0 5.655 5.306/6.201 5.775 ± 0.5838
ea22 1342 1342/1342 1342 ± 0 5.446 5.169/6.313 5.699 ± 0.653
ea23 1342 1342/1342 1342 ± 0 5.937 5.289/6.4 5.987 ± 0.7073
ea24 1342 1342/1342 1342 ± 0 5.691 5.362/6.537 5.804 ± 0.6788
ea25 1342 1342/1342 1342 ± 0 5.485 5.148/6.014 5.618 ± 0.5715
ea26 1342 1342/1342 1342 ± 0 5.95 5.553/6.687 6.112 ± 0.7069
ea27 1342 1342/1342 1342 ± 0 5.46 5.161/6.303 5.657 ± 0.614
ea28 1342 1342/1342 1342 ± 0.000004982 5.403 5.168/6.161 5.601 ± 0.6486
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 ± 0.00002308 5.326 5.148/5.471 5.275 ± 0.2545
3 1342 1342/1342 1342 ± 0.00002308 5.046 4.823/5.307 5.07 ± 0.3307
4 1342 1342/1342 1342 ± 0.00002439 5.127 4.839/5.304 5.097 ± 0.3366
5 1342 1342/1342 1342 ± 0.00002308 5.239 5.002/5.319 5.207 ± 0.3148
6 1342 1342/1342 1342 ± 0.0000235 5.249 5.108/5.389 5.223 ± 0.2966
7 1342 1342/1342 1342 ± 0.00002308 5.289 5.139/5.4 5.276 ± 0.2587
8 1342 1342/1342 1342 ± 0.00002308 5.223 5.088/5.451 5.238 ± 0.2796
9 1342 1342/1342 1342 ± 0.00002308 5.55 5.398/5.782 5.546 ± 0.3193
10 1342 1342/1342 1342 ± 0.00002308 6.011 5.832/6.162 5.974 ± 0.3152
11 1342 1342/1342 1342 ± 0.00002308 6.284 6.034/6.387 6.2 ± 0.3176
12 1342 1342/1342 1342 ± 0.00002308 6.39 6.136/6.519 6.351 ± 0.3409
13 1342 1342/1342 1342 ± 0.00002308 6.783 6.62/6.89 6.747 ± 0.3519
14 1342 1342/1342 1342 ± 0.00002308 6.968 6.722/7.172 6.898 ± 0.3821
15 1342 1342/1342 1342 ± 0.00002308 6.599 6.461/6.905 6.586 ± 0.3877
16 1342 1342/1342 1342 ± 0.00002336 5.93 5.536/6.208 5.906 ± 0.3755
17 1342 1342/1342 1342 ± 0.00002309 5.82 5.578/6.239 5.885 ± 0.3683
vis
VLASS2.1.sb38620321.eb38711360.59131.8760765162_split_split.ms
statwtmode
VLASS-SE
datacolumn
residual_data
output_dir
 
overwrite_modelcol
False
Start time
2024-12-18 08:48:39.238
End
2024-12-18 10:05:10.656
Duration
1:16:31.418
Note, WebLog generation is not included in the time.

CASA logs for stage 8