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

Statwt Summary Plot

VLASS2.1.sb38545507.eb38638815.59102.13461381945_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 5.642 5.315/5.99 5.663 ± 0.4157
ea02 1342 1342/1342 1342 ± 0 5.758 5.428/6.33 5.914 ± 0.4922
ea04 1342 1342/1342 1342 ± 0 5.53 5.242/6.047 5.685 ± 0.5013
ea05 1342 1342/1342 1342 ± 0 5.395 5.149/5.776 5.453 ± 0.3927
ea06 1342 1342/1342 1342 ± 0 4.906 4.796/5.244 4.992 ± 0.2782
ea07 1342 1342/1342 1342 ± 0 5.524 5.276/5.775 5.587 ± 0.3827
ea08 1342 1342/1342 1342 ± 0 5.556 5.258/6.035 5.651 ± 0.4136
ea09 1342 1342/1342 1342 ± 0 5.169 5.005/5.602 5.302 ± 0.3644
ea10 1342 1342/1342 1342 ± 0.000001172 5.168 4.981/5.81 5.344 ± 0.4059
ea11 0 N/A 0 ± N/A 0 N/A 0 ± N/A
ea12 1342 1342/1342 1342 ± 0 5.531 5.286/5.815 5.593 ± 0.367
ea13 1342 1342/1342 1342 ± 0 6.108 5.759/6.247 6.063 ± 0.4044
ea14 1342 1342/1342 1342 ± 0 5.521 5.111/6.022 5.55 ± 0.5006
ea15 1342 1342/1342 1342 ± 0 5.676 5.184/5.967 5.604 ± 0.4932
ea16 1342 1342/1342 1342 ± 0 5.537 5.339/5.901 5.646 ± 0.3941
ea17 1342 1342/1342 1342 ± 0 5.411 5.306/5.631 5.509 ± 0.3158
ea18 1342 1342/1342 1342 ± 0 4.59 4.415/4.799 4.641 ± 0.2593
ea19 1342 1342/1342 1342 ± 0 5.521 5.2/5.885 5.544 ± 0.3543
ea20 0 N/A 0 ± N/A 0 N/A 0 ± N/A
ea21 1342 1342/1342 1342 ± 0 5.61 5.445/6.26 5.824 ± 0.4772
ea22 1342 1342/1342 1342 ± 0 4.929 4.757/5.436 5.043 ± 0.4332
ea23 1342 1342/1342 1342 ± 0 6.081 5.695/6.723 6.218 ± 0.633
ea25 1342 1342/1342 1342 ± 0 5.64 5.461/6.15 5.822 ± 0.5074
ea26 1342 1342/1342 1342 ± 0 5.577 5.455/6.033 5.736 ± 0.3856
ea27 1342 1342/1342 1342 ± 0.00003817 5.226 5.088/5.752 5.356 ± 0.3756
ea28 1342 1342/1342 1342 ± 0 5.778 5.587/6.517 6.024 ± 0.5843
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 ± 0.00002447 5.372 5.21/5.525 5.358 ± 0.2829
3 1342 1342/1342 1342 ± 0.00002447 5.305 5.074/5.422 5.233 ± 0.3137
4 1342 1342/1342 1342 ± 0.00002776 5.124 5.044/5.427 5.184 ± 0.3078
5 1342 1342/1342 1342 ± 0.00002447 5.292 5.009/5.548 5.272 ± 0.3348
6 1342 1342/1342 1342 ± 0.00002447 5.165 5.068/5.364 5.176 ± 0.2874
7 1342 1342/1342 1342 ± 0.00002447 5.268 5.123/5.4 5.225 ± 0.2878
8 1342 1342/1342 1342 ± 0.00002447 5.219 4.971/5.423 5.173 ± 0.3258
9 1342 1342/1342 1342 ± 0.00002447 5.383 5.212/5.618 5.378 ± 0.3589
10 1342 1342/1342 1342 ± 0.00002447 5.733 5.525/6.044 5.722 ± 0.3651
11 1342 1342/1342 1342 ± 0.00002447 5.854 5.75/6.117 5.889 ± 0.3745
12 1342 1342/1342 1342 ± 0.00002447 5.971 5.835/6.237 5.928 ± 0.52
13 1342 1342/1342 1342 ± 0.00002447 6.292 6.079/6.64 6.309 ± 0.4785
14 1342 1342/1342 1342 ± 0.00002447 6.448 6.083/6.636 6.384 ± 0.5148
15 1342 1342/1342 1342 ± 0.00002447 6.002 5.559/6.238 5.934 ± 0.4697
16 1342 1342/1342 1342 ± 0.00003354 5.63 5.215/5.723 5.494 ± 0.3795
17 1342 1342/1342 1342 ± 0.00003224 5.47 5.22/5.72 5.451 ± 0.4133
datacolumn
residual_data
statwtmode
VLASS-SE
output_dir
 
vis
VLASS2.1.sb38545507.eb38638815.59102.13461381945_split_split.ms
overwrite_modelcol
False
Start time
2024-12-03 08:48:12.032
End
2024-12-03 09:41:15.360
Duration
0:53:03.328
Note, WebLog generation is not included in the time.

CASA logs for stage 8