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

Statwt Summary Plot

VLASS2.1.sb38498189.eb38518036.59051.15321533565_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 4.997 4.782/5.795 5.328 ± 0.6755
ea02 1342 1342/1342 1342 ± 0.00003071 5.308 4.958/6.365 5.606 ± 0.8366
ea04 1342 1342/1342 1342 ± 0.00002665 4.994 4.729/5.671 5.187 ± 0.6828
ea05 1342 1342/1342 1342 ± 0.00001103 5.288 4.891/6.36 5.58 ± 0.8012
ea06 1342 1342/1342 1342 ± 0.00003272 4.518 4.386/5.381 4.809 ± 0.5917
ea07 1342 1342/1342 1342 ± 0.00004386 5.212 5.003/5.982 5.489 ± 0.7461
ea08 1342 1342/1342 1342 ± 0.00004245 5.354 5.097/6.447 5.757 ± 0.8852
ea09 1342 1342/1342 1342 ± 0 5.189 4.729/5.815 5.225 ± 0.6092
ea10 1342 1342/1342 1342 ± 0.00004412 4.539 4.295/5.372 4.801 ± 0.6156
ea11 1342 1342/1342 1342 ± 0.00004665 5.375 4.966/6.352 5.609 ± 0.8528
ea12 1342 1342/1342 1342 ± 0.00004133 5.102 4.828/5.92 5.416 ± 0.7997
ea13 1342 1342/1342 1342 ± 0 5.382 5.099/6.029 5.676 ± 0.6689
ea14 1342 1342/1342 1342 ± 0.00003209 5.185 4.967/6.288 5.574 ± 0.8025
ea15 1342 1342/1342 1342 ± 0.00002024 5.059 4.952/6.104 5.455 ± 0.7969
ea16 1342 1342/1342 1342 ± 0.00001443 5.185 5.093/6.545 5.71 ± 0.9578
ea17 1342 1342/1342 1342 ± 0.00004652 5.451 5.08/6.272 5.695 ± 0.8482
ea18 1342 1342/1342 1342 ± 0.00004556 4.58 4.458/5.347 4.922 ± 0.6146
ea19 1342 1342/1342 1342 ± 0.00001958 5.337 5.134/6.558 5.751 ± 0.8124
ea20 1342 1342/1342 1342 ± 0.00004198 5.527 5.364/6.524 5.811 ± 0.8456
ea21 1342 1342/1342 1342 ± 0.00002249 5.267 4.882/6.14 5.51 ± 0.7709
ea22 1342 1342/1342 1342 ± 0 5.058 4.801/6.051 5.43 ± 0.7399
ea23 1342 1342/1342 1342 ± 0.00003855 5.208 4.928/6.201 5.642 ± 0.8759
ea24 1342 1342/1342 1342 ± 0 4.863 4.62/6.002 5.261 ± 0.6942
ea25 1342 1342/1342 1342 ± 0.00004642 4.997 4.661/5.854 5.308 ± 0.7729
ea26 1342 1342/1342 1342 ± 0 5.33 5.188/6.55 5.802 ± 0.8119
ea27 1342 1342/1342 1342 ± 0.00004538 5.192 4.939/6.301 5.503 ± 0.7716
ea28 1342 1342/1342 1342 ± 0.00004475 5.153 5.048/6.205 5.584 ± 0.7991
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 ± 0.0000231 4.963 4.716/5.145 4.911 ± 0.3346
5 1342 1342/1342 1342 ± 0.00003394 5.201 5.017/5.366 5.173 ± 0.2698
6 1342 1342/1342 1342 ± 0.0000231 4.998 4.73/5.134 4.939 ± 0.2646
7 1342 1342/1342 1342 ± 0.0000231 4.979 4.773/5.143 4.923 ± 0.2555
8 1342 1342/1342 1342 ± 0.0000231 5.007 4.77/5.147 4.967 ± 0.2969
9 1342 1342/1342 1342 ± 0.00002317 5.095 4.8/5.25 5.035 ± 0.2735
10 1342 1342/1342 1342 ± 0.00002309 5.867 5.643/5.932 5.761 ± 0.3112
11 1342 1342/1342 1342 ± 0.00002309 6.08 5.837/6.27 6.017 ± 0.322
12 1342 1342/1342 1342 ± 0.00002309 6.227 5.991/6.434 6.193 ± 0.3557
13 1342 1342/1342 1342 ± 0.00002309 6.721 6.313/6.911 6.606 ± 0.4163
14 1342 1342/1342 1342 ± 0.00002309 6.893 6.57/7.117 6.769 ± 0.4347
15 1342 1342/1342 1342 ± 0.00003671 5.947 5.634/6.355 5.95 ± 0.5074
16 1342 1342/1342 1342 ± 0.00005965 4.316 4.189/4.441 4.303 ± 0.1989
17 1342 1342/1342 1342 ± 0.000061 4.719 4.561/4.867 4.703 ± 0.2333
overwrite_modelcol
False
statwtmode
VLASS-SE
datacolumn
residual_data
vis
VLASS2.1.sb38498189.eb38518036.59051.15321533565_split_split.ms
output_dir
 
Start time
2024-04-20 16:40:03.501
End
2024-04-20 17:38:40.110
Duration
0:58:36.610
Note, WebLog generation is not included in the time.

CASA logs for stage 7