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

Statwt Summary Plot

VLASS2.1.sb38550653.eb38589596.59083.30140427084_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 5.42 5.302/6.079 5.672 ± 0.4851
ea02 1342 1342/1342 1342 ± 0 5.904 5.644/6.666 6.122 ± 0.597
ea04 1342 1342/1342 1342 ± 0 5.524 5.057/6.193 5.642 ± 0.5801
ea05 1342 1342/1342 1342 ± 0 5.703 5.394/6.57 5.94 ± 0.6172
ea06 1342 1342/1342 1342 ± 0 5.118 4.631/5.379 5.028 ± 0.4149
ea07 1342 1342/1342 1342 ± 0 5.645 5.44/6.197 5.879 ± 0.5788
ea08 1342 1342/1342 1342 ± 0.00001107 5.917 5.63/6.752 6.196 ± 0.6283
ea09 1342 1342/1342 1342 ± 0 5.872 5.298/6.562 5.917 ± 0.6
ea10 1342 1342/1342 1342 ± 0.000005984 5.481 5.173/6.311 5.726 ± 0.5956
ea11 1342 1342/1342 1342 ± 0 6.068 5.281/6.38 5.943 ± 0.5907
ea12 1342 1342/1342 1342 ± 0 5.954 5.385/6.457 6.001 ± 0.632
ea13 1342 1342/1342 1342 ± 0 6.3 5.745/6.409 6.193 ± 0.4977
ea14 1342 1342/1342 1342 ± 0 5.662 5.313/6.452 5.841 ± 0.6586
ea15 1342 1342/1342 1342 ± 0 5.712 5.072/6.296 5.727 ± 0.6865
ea16 1342 1342/1342 1342 ± 0.000002396 5.942 5.669/6.789 6.2 ± 0.692
ea17 1342 1342/1342 1342 ± 0 5.951 5.541/6.478 6.075 ± 0.5856
ea18 1342 1342/1342 1342 ± 0 5.167 4.802/5.659 5.242 ± 0.5116
ea19 1342 1342/1342 1342 ± 0 5.922 5.583/6.729 6.116 ± 0.624
ea20 1342 1342/1342 1342 ± 0 6.325 5.721/6.688 6.272 ± 0.6318
ea21 1342 1342/1342 1342 ± 0 5.452 5.292/6.365 5.807 ± 0.5919
ea22 1342 1342/1342 1342 ± 0 5.688 5.345/6.539 5.927 ± 0.6163
ea23 1342 1342/1342 1342 ± 0 5.631 5.495/6.598 6.04 ± 0.6771
ea25 1342 1342/1342 1342 ± 0 5.734 5.29/6.189 5.794 ± 0.5812
ea26 1342 1342/1342 1342 ± 0 6.139 5.626/6.805 6.211 ± 0.5923
ea27 1342 1342/1342 1342 ± 0.00003486 5.39 5.324/6.36 5.759 ± 0.5774
ea28 1342 1342/1342 1342 ± 0.0000273 5.667 5.44/6.486 5.941 ± 0.5997
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 ± 0.00002376 5.363 5.201/5.573 5.371 ± 0.2566
4 1342 1342/1342 1342 ± 0.00002376 5.292 5.192/5.46 5.262 ± 0.3459
5 1342 1342/1342 1342 ± 0.00002376 5.432 5.215/5.574 5.413 ± 0.3281
6 1342 1342/1342 1342 ± 0.00002376 5.294 5.132/5.501 5.291 ± 0.3002
7 1342 1342/1342 1342 ± 0.00002376 5.381 5.254/5.558 5.384 ± 0.2732
8 1342 1342/1342 1342 ± 0.00002376 5.411 5.135/5.534 5.342 ± 0.2978
9 1342 1342/1342 1342 ± 0.00002376 5.656 5.537/5.854 5.618 ± 0.3352
10 1342 1342/1342 1342 ± 0.00002376 6.104 5.951/6.217 6.036 ± 0.3139
11 1342 1342/1342 1342 ± 0.00002376 6.353 6.132/6.401 6.255 ± 0.3322
12 1342 1342/1342 1342 ± 0.00002376 6.454 6.298/6.647 6.414 ± 0.3482
13 1342 1342/1342 1342 ± 0.00002376 6.865 6.713/7.035 6.835 ± 0.3682
14 1342 1342/1342 1342 ± 0.00002376 7.049 6.833/7.27 6.99 ± 0.4086
15 1342 1342/1342 1342 ± 0.00002376 6.606 6.39/6.791 6.543 ± 0.3941
16 1342 1342/1342 1342 ± 0.00003663 5.744 5.591/6.065 5.809 ± 0.3696
17 1342 1342/1342 1342 ± 0.00003002 5.784 5.551/6.123 5.817 ± 0.3744
datacolumn
residual_data
statwtmode
VLASS-SE
overwrite_modelcol
False
output_dir
 
vis
VLASS2.1.sb38550653.eb38589596.59083.30140427084_split_split.ms
Start time
2024-05-17 03:32:11.278
End
2024-05-17 04:30:03.695
Duration
0:57:52.417
Note, WebLog generation is not included in the time.

CASA logs for stage 8