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

Statwt Summary Plot

VLASS2.1.sb38521729.eb38627577.59093.001901145835_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 5.493 5.194/5.902 5.601 ± 0.4932
ea02 1342 1342/1342 1342 ± 0.000004223 5.672 5.318/6.282 5.837 ± 0.6129
ea04 1342 1342/1342 1342 ± 0 5.569 5.276/6.157 5.759 ± 0.5475
ea05 1342 1342/1342 1342 ± 0 5.612 5.223/6.058 5.685 ± 0.54
ea06 1342 1342/1342 1342 ± 0 4.91 4.738/5.322 5.012 ± 0.3808
ea07 1342 1342/1342 1342 ± 0 5.786 5.419/6.058 5.847 ± 0.5307
ea08 1342 1342/1342 1342 ± 0.00001052 5.668 5.399/6.469 5.944 ± 0.6303
ea09 1342 1342/1342 1342 ± 0 5.528 5.171/6.153 5.672 ± 0.5926
ea10 1342 1342/1342 1342 ± 0 5.7 5.193/6.362 5.76 ± 0.639
ea11 1342 1342/1342 1342 ± 0 5.669 5.02/6.171 5.675 ± 0.6134
ea12 1342 1342/1342 1342 ± 0 6.275 6.06/6.744 6.387 ± 0.4201
ea13 1342 1342/1342 1342 ± 0 5.907 5.691/6.288 6.06 ± 0.4724
ea14 1342 1342/1342 1342 ± 0 5.595 5.13/6.124 5.676 ± 0.6075
ea15 1342 1342/1342 1342 ± 0 5.71 5.229/6.273 5.835 ± 0.6733
ea16 1342 1342/1342 1342 ± 0 5.968 5.54/6.53 6.1 ± 0.6643
ea17 1342 1342/1342 1342 ± 0.00002347 5.764 5.47/6.237 5.902 ± 0.551
ea18 1342 1342/1342 1342 ± 0 4.96 4.659/5.415 5.066 ± 0.4899
ea19 1342 1342/1342 1342 ± 0 5.839 5.426/6.335 5.983 ± 0.5588
ea20 1342 1342/1342 1342 ± 0 5.936 5.572/6.573 6.071 ± 0.6338
ea21 1342 1342/1342 1342 ± 0 5.538 5.271/6.109 5.713 ± 0.5152
ea22 1342 1342/1342 1342 ± 0 5.464 5.205/6.26 5.712 ± 0.6265
ea23 1342 1342/1342 1342 ± 0 5.804 5.361/6.254 5.898 ± 0.6249
ea25 1342 1342/1342 1342 ± 0 5.438 5.081/5.945 5.559 ± 0.5565
ea26 1342 1342/1342 1342 ± 0 5.849 5.583/6.579 6.083 ± 0.6181
ea27 1342 1342/1342 1342 ± 0.00002742 5.406 5.142/6.196 5.622 ± 0.5622
ea28 1342 1342/1342 1342 ± 0.0000351 5.503 5.261/6.254 5.768 ± 0.5901
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 ± 0.00002423 5.28 5.095/5.503 5.283 ± 0.2561
3 1342 1342/1342 1342 ± 0.00002423 5.184 4.992/5.402 5.178 ± 0.2622
4 1342 1342/1342 1342 ± 0.00002423 5.247 5.062/5.42 5.193 ± 0.3024
5 1342 1342/1342 1342 ± 0.00002423 5.33 5.077/5.433 5.28 ± 0.3002
6 1342 1342/1342 1342 ± 0.00002423 5.249 5.094/5.41 5.22 ± 0.2848
7 1342 1342/1342 1342 ± 0.00002423 5.251 5.125/5.392 5.251 ± 0.2488
8 1342 1342/1342 1342 ± 0.00002423 5.252 5.088/5.378 5.22 ± 0.2468
9 1342 1342/1342 1342 ± 0.00002423 5.567 5.351/5.739 5.49 ± 0.2824
10 1342 1342/1342 1342 ± 0.00002377 5.941 5.773/6.082 5.908 ± 0.2771
11 1342 1342/1342 1342 ± 0.00002377 6.171 6.03/6.275 6.114 ± 0.2994
12 1342 1342/1342 1342 ± 0.00002377 6.288 6.157/6.424 6.254 ± 0.308
13 1342 1342/1342 1342 ± 0.00002377 6.707 6.597/6.889 6.688 ± 0.3338
14 1342 1342/1342 1342 ± 0.00002377 6.879 6.666/7.065 6.854 ± 0.3741
15 1342 1342/1342 1342 ± 0.00002377 6.585 6.349/6.687 6.484 ± 0.3579
16 1342 1342/1342 1342 ± 0.00003407 5.833 5.611/6.059 5.834 ± 0.3298
17 1342 1342/1342 1342 ± 0.00003665 5.805 5.572/6.073 5.82 ± 0.3188
vis
VLASS2.1.sb38521729.eb38627577.59093.001901145835_split_split.ms
datacolumn
residual_data
output_dir
 
overwrite_modelcol
False
statwtmode
VLASS-SE
Start time
2024-05-01 10:49:14.271
End
2024-05-01 11:37:28.994
Duration
0:48:14.723
Note, WebLog generation is not included in the time.

CASA logs for stage 7