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

Statwt Summary Plot

VLASS2.1.sb38544671.eb38577571.59079.03639115741_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 5.693 5.112/6.005 5.596 ± 0.524
ea02 1342 1342/1342 1342 ± 0.00002244 5.85 5.255/6.349 5.817 ± 0.6371
ea04 1342 1342/1342 1342 ± 0.00000752 5.575 4.887/6.028 5.465 ± 0.609
ea05 1342 1342/1342 1342 ± 0.000001334 5.718 5.305/6.329 5.822 ± 0.6093
ea06 1342 1342/1342 1342 ± 0 4.937 4.68/5.355 5.036 ± 0.4018
ea07 1342 1342/1342 1342 ± 0 5.646 5.292/6.018 5.715 ± 0.538
ea08 1342 1342/1342 1342 ± 0 5.876 5.38/6.501 5.958 ± 0.6845
ea09 1342 1342/1342 1342 ± 0 5.544 5.034/6.106 5.606 ± 0.6592
ea10 1342 1342/1342 1342 ± 0 5.474 5.056/6.108 5.565 ± 0.5688
ea11 1342 1342/1342 1342 ± 0 5.686 5.27/6.08 5.663 ± 0.5669
ea12 1342 1342/1342 1342 ± 0 5.427 5.208/6.248 5.762 ± 0.6522
ea13 1342 1342/1342 1342 ± 0 5.947 5.615/6.257 6.007 ± 0.5008
ea14 1342 1342/1342 1342 ± 0 5.734 5.375/6.278 5.829 ± 0.628
ea15 1342 1342/1342 1342 ± 0 5.447 4.946/6.093 5.572 ± 0.7089
ea16 1342 1342/1342 1342 ± 0 5.915 5.384/6.491 6.036 ± 0.7731
ea17 1342 1342/1342 1342 ± 0.000002719 5.823 5.369/6.485 5.955 ± 0.5974
ea18 1342 1342/1342 1342 ± 0 5.152 4.707/5.624 5.129 ± 0.5513
ea19 1342 1342/1342 1342 ± 0 6.235 5.498/6.502 6.004 ± 0.6855
ea20 1342 1342/1342 1342 ± 0 5.947 5.647/6.506 6.064 ± 0.5752
ea21 1342 1342/1342 1342 ± 0 5.611 5.261/6.208 5.724 ± 0.5582
ea22 1342 1342/1342 1342 ± 0 5.642 5.167/6.291 5.716 ± 0.6416
ea23 1342 1342/1342 1342 ± 0 5.95 5.426/6.409 5.978 ± 0.6779
ea25 1342 1342/1342 1342 ± 0 5.616 5.217/6.066 5.616 ± 0.5817
ea26 1342 1342/1342 1342 ± 0 5.576 5.323/6.17 5.749 ± 0.5635
ea27 1342 1342/1342 1342 ± 0.00001641 5.66 5.127/6.232 5.598 ± 0.6305
ea28 1342 1342/1342 1342 ± 0 5.577 5.235/6.232 5.764 ± 0.6503
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 ± 0.00002425 5.284 4.993/5.401 5.226 ± 0.2925
3 1342 1342/1342 1342 ± 0.00002407 4.916 4.746/5.144 4.972 ± 0.3381
4 1342 1342/1342 1342 ± 0.0000252 5.15 4.964/5.29 5.143 ± 0.2844
5 1342 1342/1342 1342 ± 0.00002354 5.257 5.037/5.484 5.235 ± 0.3379
6 1342 1342/1342 1342 ± 0.00002354 5.226 5.016/5.374 5.173 ± 0.2721
7 1342 1342/1342 1342 ± 0.00002354 5.189 5.03/5.384 5.171 ± 0.2623
8 1342 1342/1342 1342 ± 0.00002354 5.29 4.935/5.389 5.208 ± 0.2836
9 1342 1342/1342 1342 ± 0.00002354 5.503 5.274/5.696 5.459 ± 0.3322
10 1342 1342/1342 1342 ± 0.00002399 5.934 5.736/6.065 5.878 ± 0.2722
11 1342 1342/1342 1342 ± 0.00002354 6.172 6.036/6.28 6.105 ± 0.3148
12 1342 1342/1342 1342 ± 0.00002354 6.277 6.055/6.427 6.253 ± 0.2954
13 1342 1342/1342 1342 ± 0.00002354 6.669 6.469/6.866 6.661 ± 0.3116
14 1342 1342/1342 1342 ± 0.00002399 6.833 6.676/7.086 6.834 ± 0.391
15 1342 1342/1342 1342 ± 0.00002399 6.477 6.272/6.7 6.415 ± 0.352
16 1342 1342/1342 1342 ± 0.00002662 5.895 5.724/6.035 5.866 ± 0.3063
17 1342 1342/1342 1342 ± 0.00002399 5.953 5.719/6.119 5.907 ± 0.3114
vis
VLASS2.1.sb38544671.eb38577571.59079.03639115741_split_split.ms
output_dir
 
overwrite_modelcol
False
statwtmode
VLASS-SE
datacolumn
residual_data
Start time
2024-04-05 00:36:17.125
End
2024-04-05 01:24:53.803
Duration
0:48:36.678
Note, WebLog generation is not included in the time.

CASA logs for stage 7