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

Statwt Summary Plot

VLASS2.1.sb38667356.eb38705720.59131.46099141204_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 5.647 5.574/6.46 6.003 ± 0.6662
ea02 1342 1342/1342 1342 ± 0.0000415 6.212 5.746/6.919 6.358 ± 0.6992
ea03 1342 1342/1342 1342 ± 0 5.782 5.029/6.272 5.694 ± 0.6544
ea04 1342 1342/1342 1342 ± 0 5.879 5.384/6.523 5.942 ± 0.6645
ea05 1342 1342/1342 1342 ± 0 6.154 5.648/6.827 6.145 ± 0.743
ea06 1342 1342/1342 1342 ± 0 5.141 4.909/5.513 5.164 ± 0.4339
ea07 1342 1342/1342 1342 ± 0 6.217 5.784/6.659 6.326 ± 0.7173
ea08 1342 1342/1342 1342 ± 0 6.196 5.812/7.087 6.445 ± 0.7669
ea09 1342 1342/1342 1342 ± 0 6.055 5.489/6.78 6.118 ± 0.7426
ea10 1342 1342/1342 1342 ± 0 6.221 5.634/7.04 6.27 ± 0.7504
ea11 0 N/A 0 ± N/A 0 N/A 0 ± N/A
ea12 1342 1342/1342 1342 ± 0 6.244 5.599/6.759 6.25 ± 0.7785
ea13 1342 1342/1342 1342 ± 0 6.616 6.04/6.706 6.43 ± 0.6604
ea14 1342 1342/1342 1342 ± 0 5.922 5.5/6.696 6.083 ± 0.7268
ea15 1342 1342/1342 1342 ± 0 6.312 5.74/6.818 6.364 ± 0.7707
ea16 1342 1342/1342 1342 ± 0 6.303 5.905/7.063 6.408 ± 0.8032
ea17 1342 1342/1342 1342 ± 0 6.483 6.164/7.538 6.758 ± 0.706
ea18 1342 1342/1342 1342 ± 0 5.36 4.922/5.825 5.382 ± 0.5914
ea19 1342 1342/1342 1342 ± 0 6.114 5.685/6.874 6.253 ± 0.6517
ea20 1342 1342/1342 1342 ± 0 6.315 5.721/6.923 6.274 ± 0.7564
ea21 1342 1342/1342 1342 ± 0 5.903 5.688/6.709 6.108 ± 0.6743
ea22 1342 1342/1342 1342 ± 0 6.017 5.492/6.521 5.996 ± 0.6384
ea23 1342 1342/1342 1342 ± 0 6.07 5.77/6.922 6.305 ± 0.7864
ea24 1342 1342/1342 1342 ± 0 6.19 5.761/6.939 6.273 ± 0.7307
ea25 1342 1342/1342 1342 ± 0 5.923 5.538/6.6 6.042 ± 0.6636
ea26 1342 1342/1342 1342 ± 0 6.706 6.135/7.374 6.699 ± 0.7549
ea27 1342 1342/1342 1342 ± 0 5.865 5.631/6.848 6.112 ± 0.6915
ea28 1342 1342/1342 1342 ± 0 5.774 5.526/6.581 6.023 ± 0.6926
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 ± 0.00002315 5.668 5.394/5.806 5.586 ± 0.3146
4 1342 1342/1342 1342 ± 0.00002502 4.876 4.705/4.942 4.812 ± 0.2472
5 1342 1342/1342 1342 ± 0.00002315 5.652 5.475/5.917 5.652 ± 0.3725
6 1342 1342/1342 1342 ± 0.00002315 5.601 5.402/5.814 5.583 ± 0.3307
7 1342 1342/1342 1342 ± 0.00002315 5.642 5.537/5.771 5.628 ± 0.3059
8 1342 1342/1342 1342 ± 0.00002315 5.576 5.439/5.749 5.556 ± 0.3397
9 1342 1342/1342 1342 ± 0.00002315 5.866 5.604/6.188 5.845 ± 0.3758
10 1342 1342/1342 1342 ± 0.00002315 6.368 6.176/6.607 6.329 ± 0.3589
11 1342 1342/1342 1342 ± 0.00002315 6.64 6.408/6.796 6.563 ± 0.3751
12 1342 1342/1342 1342 ± 0.00002315 6.761 6.586/6.926 6.728 ± 0.4127
13 1342 1342/1342 1342 ± 0.00002315 7.256 7.113/7.376 7.179 ± 0.4343
14 1342 1342/1342 1342 ± 0.00002315 7.419 7.249/7.708 7.38 ± 0.4771
15 1342 1342/1342 1342 ± 0.00002315 6.992 6.82/7.284 6.958 ± 0.4666
16 1342 1342/1342 1342 ± 0.00002358 6.136 5.897/6.368 6.153 ± 0.3845
17 1342 1342/1342 1342 ± 0.00002358 6.233 6.023/6.417 6.212 ± 0.3664
statwtmode
VLASS-SE
datacolumn
residual_data
output_dir
 
vis
VLASS2.1.sb38667356.eb38705720.59131.46099141204_split_split.ms
overwrite_modelcol
False
Start time
2025-01-11 08:41:41.151
End
2025-01-11 10:02:05.570
Duration
1:20:24.419
Note, WebLog generation is not included in the time.

CASA logs for stage 8