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

Statwt Summary Plot

VLASS2.1.sb38480042.eb38504612.59046.34985846065_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 5.451 5.253/6.231 5.615 ± 0.6241
ea02 1342 1342/1342 1342 ± 0.00003482 5.889 5.449/6.639 5.894 ± 0.8258
ea04 1342 1342/1342 1342 ± 0 5.374 5.154/6.005 5.582 ± 0.5543
ea05 1342 1342/1342 1342 ± 0.000003746 5.618 5.179/6.47 5.842 ± 0.6802
ea06 1342 1342/1342 1342 ± 0 5.248 5.016/5.941 5.435 ± 0.5631
ea07 1342 1342/1342 1342 ± 0 5.301 5.191/5.619 5.367 ± 0.2266
ea08 1342 1342/1342 1342 ± 0.00004272 6.055 5.602/6.817 6.114 ± 0.864
ea09 1342 1342/1342 1342 ± 0 5.191 4.92/5.602 5.233 ± 0.4616
ea11 1342 1342/1342 1342 ± 0.00002334 5.823 5.309/6.483 5.859 ± 0.758
ea13 1342 1342/1342 1342 ± 0.000002863 5.952 5.799/6.378 6.059 ± 0.5465
ea14 1342 1342/1342 1342 ± 0.00001314 5.72 5.409/6.53 5.915 ± 0.6142
ea15 1342 1342/1342 1342 ± 0 5.597 5.401/6.469 5.892 ± 0.6989
ea16 1342 1342/1342 1342 ± 0.00001993 5.947 5.556/6.793 6.094 ± 0.7456
ea17 1342 1342/1342 1342 ± 0 5.736 5.62/5.924 5.747 ± 0.1859
ea18 1342 1342/1342 1342 ± 0 5.029 4.879/5.755 5.201 ± 0.5478
ea19 1342 1342/1342 1342 ± 0 5.711 5.684/5.841 5.753 ± 0.1034
ea20 1342 1342/1342 1342 ± 0 5.943 5.795/6.782 6.168 ± 0.7889
ea21 1342 1342/1342 1342 ± 0.00001567 5.619 5.414/6.424 5.805 ± 0.6593
ea22 1342 1342/1342 1342 ± 0.0000202 5.43 5.152/6.217 5.602 ± 0.6989
ea23 1342 1342/1342 1342 ± 0.00003771 5.774 5.523/6.65 5.986 ± 0.7705
ea24 1342 1342/1342 1342 ± 0 5.331 5.052/6.213 5.599 ± 0.5764
ea25 1342 1342/1342 1342 ± 0.00003382 5.614 5.436/6.478 5.775 ± 0.7795
ea26 1342 1342/1342 1342 ± 0.000003948 5.913 5.779/6.977 6.216 ± 0.7059
ea27 1342 1342/1342 1342 ± 0 5.602 5.256/5.636 5.497 ± 0.1892
ea28 1342 1342/1342 1342 ± 0.00004272 5.671 5.493/6.581 5.883 ± 0.7534
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 ± 0.00002395 5.524 5.35/5.67 5.52 ± 0.2482
5 1342 1342/1342 1342 ± 0.00002443 5.491 5.29/5.699 5.503 ± 0.2755
6 1342 1342/1342 1342 ± 0.00002395 5.443 5.188/5.639 5.419 ± 0.2819
7 1342 1342/1342 1342 ± 0.00002395 5.497 5.231/5.685 5.458 ± 0.2773
8 1342 1342/1342 1342 ± 0.00002395 5.473 5.176/5.597 5.398 ± 0.3029
9 1342 1342/1342 1342 ± 0.00002422 5.69 5.442/5.915 5.666 ± 0.3073
10 1342 1342/1342 1342 ± 0.00002604 6.113 5.899/6.26 6.036 ± 0.3559
11 1342 1342/1342 1342 ± 0.00002604 6.346 6.205/6.479 6.306 ± 0.3318
12 1342 1342/1342 1342 ± 0.00002604 6.484 6.322/6.642 6.444 ± 0.3405
13 1342 1342/1342 1342 ± 0.00002604 6.908 6.547/7.072 6.77 ± 0.3996
14 1342 1342/1342 1342 ± 0.00002604 6.903 6.565/7.136 6.808 ± 0.4234
15 1342 1342/1342 1342 ± 0.00002604 6.539 6.094/6.837 6.483 ± 0.4745
16 1342 1342/1342 1342 ± 0.00005616 4.684 4.48/4.979 4.719 ± 0.2908
17 1342 1342/1342 1342 ± 0.00005307 4.728 4.529/5.023 4.778 ± 0.2767
overwrite_modelcol
False
datacolumn
residual_data
output_dir
 
vis
VLASS2.1.sb38480042.eb38504612.59046.34985846065_split_split.ms
statwtmode
VLASS-SE
Start time
2024-12-06 00:59:14.919
End
2024-12-06 01:50:09.086
Duration
0:50:54.166
Note, WebLog generation is not included in the time.

CASA logs for stage 8