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

Statwt Summary Plot

VLASS2.1.sb39020510.eb39074114.59177.52519034722_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 5.322 5.183/6.1 5.479 ± 0.6836
ea02 1342 1342/1342 1342 ± 0.00004277 5.659 5.209/6.616 5.722 ± 0.8576
ea03 1342 1342/1342 1342 ± 0.000006542 2.079 1.982/2.403 2.192 ± 0.2496
ea04 1342 1342/1342 1342 ± 0.00001489 5.414 5.179/6.298 5.555 ± 0.871
ea05 1342 1342/1342 1342 ± 0.0000246 5.434 5.153/6.432 5.703 ± 0.7874
ea06 1342 1342/1342 1342 ± 0 4.602 4.335/5.22 4.656 ± 0.5615
ea07 1342 1342/1342 1342 ± 0.00004272 5.993 5.433/6.394 5.867 ± 0.8613
ea08 0 N/A 0 ± N/A 0 N/A 0 ± N/A
ea09 1342 1342/1342 1342 ± 0.00001701 5.47 5.183/6.468 5.656 ± 0.8088
ea10 1342 1342/1342 1342 ± 0.00004272 5.714 5.305/6.787 5.849 ± 0.9175
ea11 0 N/A 0 ± N/A 0 N/A 0 ± N/A
ea12 1342 1342/1342 1342 ± 0.00003012 5.547 5.377/6.679 5.792 ± 0.999
ea13 1342 1342/1342 1342 ± 0.00001783 5.76 5.68/6.418 5.891 ± 0.7249
ea14 1342 1342/1342 1342 ± 0.00003225 5.498 4.969/6.256 5.523 ± 0.8198
ea15 1342 1342/1342 1342 ± 0 3.327 3.2/4.187 3.602 ± 0.6283
ea16 1342 1342/1342 1342 ± 0.00003203 5.75 5.48/6.765 5.917 ± 0.9544
ea17 1342 1342/1342 1342 ± 0 6.156 5.558/7.14 6.217 ± 1.01
ea18 1342 1342/1342 1342 ± 0.00004135 4.882 4.629/5.854 5.054 ± 0.7137
ea19 1342 1342/1342 1342 ± 0.00001068 5.548 5.371/6.638 5.838 ± 0.8286
ea20 1342 1342/1342 1342 ± 0.00000232 5.925 5.788/7.016 6.135 ± 0.9813
ea23 1342 1342/1342 1342 ± 0.00003864 5.609 5.305/6.694 5.899 ± 0.9357
ea24 1342 1342/1342 1342 ± 0.00003192 5.09 4.898/6.285 5.42 ± 0.7673
ea25 1342 1342/1342 1342 ± 0.00004293 5.697 5.262/6.659 5.758 ± 0.8856
ea26 1342 1342/1342 1342 ± 0.000005696 1.545 1.518/1.645 1.58 ± 0.1052
ea27 1342 1342/1342 1342 ± 0.00004315 5.559 5.142/6.603 5.69 ± 0.8667
ea28 1342 1342/1342 1342 ± 0.00004279 5.328 5.167/6.37 5.572 ± 0.796
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 ± 0.0000244 5.235 4.869/5.495 4.874 ± 1.087
3 1342 1342/1342 1342 ± 0.00003272 5.064 4.144/5.403 4.512 ± 1.194
5 1342 1342/1342 1342 ± 0.0000244 5.272 4.951/5.493 4.908 ± 1.112
6 1342 1342/1342 1342 ± 0.0000244 5.294 5.026/5.433 4.882 ± 1.074
7 1342 1342/1342 1342 ± 0.0000244 5.335 5.084/5.449 4.965 ± 1.087
8 1342 1342/1342 1342 ± 0.0000244 5.249 5.007/5.478 4.933 ± 1.088
9 1342 1342/1342 1342 ± 0.0000244 5.525 5.22/5.92 5.208 ± 1.161
10 1342 1342/1342 1342 ± 0.0000244 6.024 5.756/6.272 5.585 ± 1.256
11 1342 1342/1342 1342 ± 0.0000244 6.309 5.963/6.461 5.864 ± 1.304
12 1342 1342/1342 1342 ± 0.0000244 6.608 6.204/6.695 6.06 ± 1.364
13 1342 1342/1342 1342 ± 0.0000244 6.828 6.335/7.055 6.342 ± 1.425
14 1342 1342/1342 1342 ± 0.00002588 6.749 6.179/7.152 6.316 ± 1.449
15 1342 1342/1342 1342 ± 0.00002454 6.635 6.247/6.931 6.126 ± 1.423
16 1342 1342/1342 1342 ± 0.000061 4.136 3.868/4.296 3.885 ± 0.7535
17 1342 1342/1342 1342 ± 0.00006085 4.294 3.98/4.473 4.034 ± 0.7752
overwrite_modelcol
False
datacolumn
residual_data
vis
VLASS2.1.sb39020510.eb39074114.59177.52519034722_split_split.ms
output_dir
 
statwtmode
VLASS-SE
Start time
2025-01-11 08:23:09.651
End
2025-01-11 09:27:18.321
Duration
1:04:08.670
Note, WebLog generation is not included in the time.

CASA logs for stage 8