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

Statwt Summary Plot

VLASS2.1.sb38642060.eb38643748.59104.02058106482_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 5.761 5.498/6.167 5.88 ± 0.558
ea02 1342 1342/1342 1342 ± 0 5.931 5.614/6.571 6.123 ± 0.6511
ea04 1342 1342/1342 1342 ± 0 5.545 5.253/6.183 5.756 ± 0.5514
ea05 1342 1342/1342 1342 ± 0 5.922 5.501/6.323 5.968 ± 0.5889
ea06 1342 1342/1342 1342 ± 0 5.293 4.992/5.539 5.295 ± 0.3543
ea07 1342 1342/1342 1342 ± 0 6.116 5.739/6.41 6.182 ± 0.5407
ea08 1342 1342/1342 1342 ± 0.000003997 6.126 5.794/6.842 6.369 ± 0.6716
ea09 1342 1342/1342 1342 ± 0 5.7 5.389/6.408 5.914 ± 0.6184
ea10 1342 1342/1342 1342 ± 0 6.092 5.542/6.732 6.156 ± 0.638
ea11 1342 1342/1342 1342 ± 0 6.231 5.441/6.663 6.189 ± 0.6788
ea12 1342 1342/1342 1342 ± 0 5.607 5.576/5.719 5.638 ± 0.1026
ea13 1342 1342/1342 1342 ± 0 6.168 5.937/6.454 6.286 ± 0.4812
ea14 1342 1342/1342 1342 ± 0 5.865 5.365/6.531 5.997 ± 0.6598
ea15 1342 1342/1342 1342 ± 0 5.937 5.393/6.488 5.998 ± 0.6748
ea16 1342 1342/1342 1342 ± 0 6.175 5.815/6.831 6.366 ± 0.7022
ea17 1342 1342/1342 1342 ± 0.000002661 6.174 5.846/6.682 6.306 ± 0.6077
ea18 1342 1342/1342 1342 ± 0 5.257 4.898/5.732 5.339 ± 0.5054
ea19 1342 1342/1342 1342 ± 0 6.101 5.74/6.843 6.33 ± 0.6542
ea20 1342 1342/1342 1342 ± 0 6.245 5.888/6.894 6.409 ± 0.6305
ea21 1342 1342/1342 1342 ± 0 5.857 5.537/6.423 6.025 ± 0.5597
ea22 1342 1342/1342 1342 ± 0 5.566 5.351/6.306 5.809 ± 0.6181
ea23 1342 1342/1342 1342 ± 0 6.109 5.645/6.54 6.233 ± 0.662
ea25 1342 1342/1342 1342 ± 0 5.809 5.535/6.434 6.009 ± 0.6057
ea26 1342 1342/1342 1342 ± 0 6.153 5.837/6.827 6.364 ± 0.6748
ea27 1342 1342/1342 1342 ± 0.00001283 5.745 5.465/6.487 5.936 ± 0.5667
ea28 1342 1342/1342 1342 ± 0.00002464 5.832 5.683/6.651 6.139 ± 0.6828
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 ± 0.00002348 5.565 5.41/5.802 5.575 ± 0.2442
3 1342 1342/1342 1342 ± 0.00002348 5.439 5.227/5.732 5.452 ± 0.2876
4 1342 1342/1342 1342 ± 0.00002405 5.547 5.352/5.666 5.502 ± 0.3075
5 1342 1342/1342 1342 ± 0.00002348 5.591 5.335/5.756 5.592 ± 0.3176
6 1342 1342/1342 1342 ± 0.00002392 5.584 5.386/5.734 5.556 ± 0.3025
7 1342 1342/1342 1342 ± 0.00002348 5.544 5.395/5.704 5.538 ± 0.2697
8 1342 1342/1342 1342 ± 0.00002348 5.528 5.308/5.642 5.486 ± 0.2784
9 1342 1342/1342 1342 ± 0.00002348 5.76 5.605/6.048 5.747 ± 0.3351
10 1342 1342/1342 1342 ± 0.00002392 6.261 6.039/6.399 6.179 ± 0.3234
11 1342 1342/1342 1342 ± 0.00002392 6.434 6.305/6.609 6.381 ± 0.333
12 1342 1342/1342 1342 ± 0.0000244 6.577 6.411/6.821 6.559 ± 0.3738
13 1342 1342/1342 1342 ± 0.00002392 7.02 6.932/7.346 7.022 ± 0.3859
14 1342 1342/1342 1342 ± 0.00002392 7.301 7.045/7.496 7.219 ± 0.4117
15 1342 1342/1342 1342 ± 0.00002392 6.954 6.708/7.132 6.851 ± 0.4131
16 1342 1342/1342 1342 ± 0.00002866 6.195 5.871/6.333 6.136 ± 0.3694
17 1342 1342/1342 1342 ± 0.00002826 6.177 5.745/6.436 6.116 ± 0.3904
statwtmode
VLASS-SE
datacolumn
residual_data
overwrite_modelcol
False
vis
VLASS2.1.sb38642060.eb38643748.59104.02058106482_split_split.ms
output_dir
 
Start time
2024-04-06 01:16:25.597
End
2024-04-06 02:03:36.865
Duration
0:47:11.268
Note, WebLog generation is not included in the time.

CASA logs for stage 7