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

Statwt Summary Plot

VLASS2.1.sb38563510.eb38566235.59073.10379631944_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 5.626 5.066/5.968 5.445 ± 0.7593
ea02 1342 1342/1342 1342 ± 0.00004404 5.794 5.143/6.38 5.75 ± 0.831
ea05 1342 1342/1342 1342 ± 0.0000263 5.501 4.747/5.999 5.38 ± 0.6942
ea06 1342 1342/1342 1342 ± 0.00001853 5.146 4.489/5.352 4.939 ± 0.5848
ea07 1342 1342/1342 1342 ± 0.00004393 5.696 5.228/6.093 5.509 ± 0.8346
ea08 1342 1342/1342 1342 ± 0.00004445 6.444 5.418/6.704 6.014 ± 1.002
ea09 1342 1342/1342 1342 ± 0.00002999 5.063 4.654/5.557 5.059 ± 0.5617
ea10 1342 1342/1342 1342 ± 0.00004491 6.061 5.087/6.474 5.657 ± 0.9271
ea11 1342 1342/1342 1342 ± 0.00004226 5.524 5.185/6.344 5.681 ± 0.9044
ea12 1342 1342/1342 1342 ± 0.00001941 5.382 5.116/6.279 5.565 ± 0.8716
ea13 1342 1342/1342 1342 ± 0.00001702 5.737 5.201/5.961 5.575 ± 0.6069
ea14 1342 1342/1342 1342 ± 0.00004925 6.298 5.626/6.873 6.021 ± 0.9915
ea15 1342 1342/1342 1342 ± 0.0000108 5.291 4.978/6.01 5.465 ± 0.7824
ea16 1342 1342/1342 1342 ± 0 4.994 4.928/5.2 5.134 ± 0.2762
ea17 1342 1342/1342 1342 ± 0.00004322 5.869 5.481/6.863 5.862 ± 1.003
ea18 1342 1342/1342 1342 ± 0.00003829 4.803 4.584/5.625 4.966 ± 0.7222
ea19 1342 1342/1342 1342 ± 0.00001449 5.754 5.096/6.283 5.658 ± 0.7375
ea20 1342 1342/1342 1342 ± 0.00003071 6.075 5.58/6.851 5.961 ± 0.9667
ea21 1342 1342/1342 1342 ± 0.00003953 5.644 5.103/6.014 5.491 ± 0.7447
ea22 1342 1342/1342 1342 ± 0.00004043 5.659 4.952/6.277 5.599 ± 0.7613
ea23 1342 1342/1342 1342 ± 0.00004436 5.94 5.339/6.447 5.784 ± 0.9637
ea25 1342 1342/1342 1342 ± 0 5.218 5.174/5.245 5.206 ± 0.1682
ea26 1342 1342/1342 1342 ± 0.00003114 5.422 5.158/6.128 5.516 ± 0.6788
ea27 1342 1342/1342 1342 ± 0.00004324 5.365 5.104/6.34 5.518 ± 0.8684
ea28 1342 1342/1342 1342 ± 0.00004404 5.72 5.29/6.449 5.736 ± 0.8973
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.
5 1342 1342/1342 1342 ± 0.00002508 5.65 5.393/5.845 5.58 ± 0.4456
6 1342 1342/1342 1342 ± 0.00002442 5.157 4.939/5.284 5.115 ± 0.2575
7 1342 1342/1342 1342 ± 0.00002442 5.143 4.989/5.197 5.109 ± 0.2389
8 1342 1342/1342 1342 ± 0.00002442 5.1 4.913/5.333 5.106 ± 0.2816
9 1342 1342/1342 1342 ± 0.00002442 5.306 5.048/5.44 5.222 ± 0.3342
10 1342 1342/1342 1342 ± 0.00002492 5.777 5.653/6.002 5.789 ± 0.3324
11 1342 1342/1342 1342 ± 0.00002492 6.064 5.832/6.288 6.023 ± 0.349
12 1342 1342/1342 1342 ± 0.00002492 6.279 5.968/6.438 6.191 ± 0.3628
13 1342 1342/1342 1342 ± 0.00002492 6.538 6.379/6.912 6.577 ± 0.3735
14 1342 1342/1342 1342 ± 0.00002492 6.787 6.565/7.011 6.72 ± 0.42
15 1342 1342/1342 1342 ± 0.00002501 6.366 6.16/6.723 6.357 ± 0.4589
16 1342 1342/1342 1342 ± 0.00005738 4.117 3.943/4.326 4.128 ± 0.2407
17 1342 1342/1342 1342 ± 0.00005779 4.267 4.069/4.477 4.275 ± 0.2725
datacolumn
residual_data
vis
VLASS2.1.sb38563510.eb38566235.59073.10379631944_split_split.ms
statwtmode
VLASS-SE
output_dir
 
overwrite_modelcol
False
Start time
2024-10-31 06:49:33.239
End
2024-10-31 07:50:00.427
Duration
1:00:27.187
Note, WebLog generation is not included in the time.

CASA logs for stage 8