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

Statwt Summary Plot

VLASS2.1.sb38541375.eb38627613.59093.84554634259_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 5.463 5.089/5.909 5.545 ± 0.5207
ea02 0 N/A 0 ± N/A 0 N/A 0 ± N/A
ea04 1342 1342/1342 1342 ± 0.000004727 5.382 5.036/5.963 5.541 ± 0.5483
ea05 1342 1342/1342 1342 ± 0 5.597 5.175/6.165 5.691 ± 0.5805
ea06 1342 1342/1342 1342 ± 0 4.926 4.697/5.316 4.993 ± 0.3788
ea07 1342 1342/1342 1342 ± 0 5.814 5.294/6.095 5.85 ± 0.5559
ea08 1342 1342/1342 1342 ± 0 5.702 5.359/6.399 5.882 ± 0.6377
ea09 1342 1342/1342 1342 ± 0 5.489 5.033/6.24 5.619 ± 0.5992
ea10 1342 1342/1342 1342 ± 0 5.775 5.213/6.457 5.783 ± 0.6719
ea11 0 N/A 0 ± N/A 0 N/A 0 ± N/A
ea12 1342 1342/1342 1342 ± 0 5.705 5.253/6.214 5.825 ± 0.6213
ea13 1342 1342/1342 1342 ± 0 5.983 5.583/6.167 5.945 ± 0.4629
ea14 1342 1342/1342 1342 ± 0 5.676 5.108/6.204 5.683 ± 0.6302
ea15 1342 1342/1342 1342 ± 0 5.493 4.937/6.057 5.583 ± 0.6817
ea16 1342 1342/1342 1342 ± 0 5.978 5.447/6.403 6.04 ± 0.7075
ea17 1342 1342/1342 1342 ± 0.000004097 5.8 5.378/6.3 5.897 ± 0.6465
ea18 1342 1342/1342 1342 ± 0 4.992 4.717/5.452 5.091 ± 0.5061
ea19 1342 1342/1342 1342 ± 0 5.871 5.443/6.475 5.996 ± 0.6505
ea20 1342 1342/1342 1342 ± 0 6.023 5.637/6.672 6.133 ± 0.6481
ea21 1342 1342/1342 1342 ± 0 5.503 5.209/6.109 5.649 ± 0.5487
ea22 1342 1342/1342 1342 ± 0 5.508 5.064/6.155 5.597 ± 0.6324
ea23 1342 1342/1342 1342 ± 0 5.883 5.349/6.438 5.929 ± 0.6558
ea25 1342 1342/1342 1342 ± 0.000002048 5.482 5.133/5.971 5.56 ± 0.5641
ea26 1342 1342/1342 1342 ± 0 5.844 5.439/6.485 5.957 ± 0.6327
ea27 1342 1342/1342 1342 ± 0.00001998 5.482 5.077/6.26 5.641 ± 0.5926
ea28 1342 1342/1342 1342 ± 0 5.411 5.18/6.128 5.609 ± 0.5877
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 ± 0.00002443 5.257 5.064/5.48 5.255 ± 0.2464
3 1342 1342/1342 1342 ± 0.00002631 4.977 4.781/5.164 4.963 ± 0.2481
4 1342 1342/1342 1342 ± 0.00002443 5.142 4.888/5.245 5.058 ± 0.2767
5 1342 1342/1342 1342 ± 0.00002443 5.197 5.016/5.314 5.177 ± 0.2804
6 1342 1342/1342 1342 ± 0.00002458 5.101 4.933/5.245 5.087 ± 0.2667
7 1342 1342/1342 1342 ± 0.00002443 5.252 5.145/5.407 5.258 ± 0.2372
8 1342 1342/1342 1342 ± 0.00002443 5.236 5.052/5.431 5.215 ± 0.2637
9 1342 1342/1342 1342 ± 0.00002443 5.483 5.336/5.762 5.487 ± 0.2935
10 1342 1342/1342 1342 ± 0.00002443 5.894 5.806/6.091 5.895 ± 0.2908
11 1342 1342/1342 1342 ± 0.00002443 6.117 6.032/6.314 6.108 ± 0.3133
12 1342 1342/1342 1342 ± 0.00002443 6.242 6.087/6.494 6.244 ± 0.3371
13 1342 1342/1342 1342 ± 0.00002443 6.648 6.546/6.905 6.649 ± 0.353
14 1342 1342/1342 1342 ± 0.00002443 6.764 6.636/7.067 6.793 ± 0.3752
15 1342 1342/1342 1342 ± 0.00002443 6.479 6.317/6.667 6.429 ± 0.3524
16 1342 1342/1342 1342 ± 0.00002763 5.836 5.668/6.034 5.83 ± 0.3098
17 1342 1342/1342 1342 ± 0.00002605 5.817 5.66/6.012 5.809 ± 0.3134
vis
VLASS2.1.sb38541375.eb38627613.59093.84554634259_split_split.ms
output_dir
 
statwtmode
VLASS-SE
datacolumn
residual_data
overwrite_modelcol
False
Start time
2024-05-01 09:18:39.379
End
2024-05-01 10:08:03.524
Duration
0:49:24.145
Note, WebLog generation is not included in the time.

CASA logs for stage 7