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

Statwt Summary Plot

VLASS2.1.sb38520431.eb38554942.59063.924480127316_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 5.499 5.416/5.897 5.683 ± 0.4302
ea02 1342 1342/1342 1342 ± 0 5.893 5.511/6.359 5.965 ± 0.4938
ea04 1342 1342/1342 1342 ± 0.000006029 5.591 5.316/6.148 5.743 ± 0.4763
ea05 1342 1342/1342 1342 ± 0.000001505 5.828 5.442/6.186 5.838 ± 0.4899
ea06 1342 1342/1342 1342 ± 0 2.991 2.899/3.22 3.06 ± 0.1912
ea07 1342 1342/1342 1342 ± 0 5.65 5.494/5.824 5.661 ± 0.2109
ea08 1342 1342/1342 1342 ± 0 5.912 5.602/6.529 6.076 ± 0.5766
ea09 1342 1342/1342 1342 ± 0 5.081 4.883/5.47 5.187 ± 0.3419
ea10 1342 1342/1342 1342 ± 0.000001514 5.632 5.392/6.323 5.819 ± 0.512
ea11 1342 1342/1342 1342 ± 0 5.843 5.641/6.374 6.022 ± 0.4877
ea12 1342 1342/1342 1342 ± 0 5.979 5.491/6.36 6.021 ± 0.5081
ea13 1342 1342/1342 1342 ± 0 5.989 5.699/6.205 6.025 ± 0.405
ea14 0 N/A 0 ± N/A 0 N/A 0 ± N/A
ea15 0 N/A 0 ± N/A 0 N/A 0 ± N/A
ea16 1342 1342/1342 1342 ± 0 5.066 4.866/5.191 5.07 ± 0.3046
ea17 1342 1342/1342 1342 ± 0.00001229 6.169 5.828/6.514 6.261 ± 0.5147
ea18 1342 1342/1342 1342 ± 0 5.246 4.982/5.671 5.337 ± 0.404
ea19 1342 1342/1342 1342 ± 0 6.568 6.238/6.847 6.582 ± 0.3455
ea21 1342 1342/1342 1342 ± 0 5.713 5.455/6.288 5.877 ± 0.499
ea22 1342 1342/1342 1342 ± 0 5.476 5.133/5.996 5.598 ± 0.5005
ea23 1342 1342/1342 1342 ± 0 5.922 5.574/6.419 6.037 ± 0.5446
ea25 1342 1342/1342 1342 ± 0.000002136 5.515 5.405/5.591 5.478 ± 0.1777
ea26 1342 1342/1342 1342 ± 0 6.13 5.635/6.555 6.089 ± 0.5252
ea27 1342 1342/1342 1342 ± 0.00001551 5.603 5.315/6.24 5.774 ± 0.5028
ea28 1342 1342/1342 1342 ± 0.000003663 5.708 5.506/6.358 5.907 ± 0.5397
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 ± 0.00002616 5.591 5.422/5.775 5.534 ± 0.3333
3 1342 1342/1342 1342 ± 0.00003389 5.249 5.076/5.561 5.329 ± 0.2979
4 1342 1342/1342 1342 ± 0.00002616 5.451 5.284/5.659 5.44 ± 0.3305
5 1342 1342/1342 1342 ± 0.00002616 5.491 5.356/5.668 5.508 ± 0.2792
6 1342 1342/1342 1342 ± 0.00002616 5.423 5.172/5.512 5.368 ± 0.2494
7 1342 1342/1342 1342 ± 0.00002616 5.43 5.334/5.551 5.402 ± 0.2268
8 1342 1342/1342 1342 ± 0.00002616 5.41 5.16/5.515 5.352 ± 0.2923
9 1342 1342/1342 1342 ± 0.00002616 5.668 5.322/5.868 5.591 ± 0.3592
10 1342 1342/1342 1342 ± 0.00002616 6.009 5.772/6.14 5.804 ± 0.6476
11 1342 1342/1342 1342 ± 0.00002616 6.224 5.932/6.368 5.972 ± 0.7611
12 1342 1342/1342 1342 ± 0.00002616 6.39 6.024/6.452 6.111 ± 0.7876
13 1342 1342/1342 1342 ± 0.00002616 6.737 6.406/6.885 6.459 ± 0.8314
14 1342 1342/1342 1342 ± 0.00002616 6.807 6.565/7.029 6.587 ± 0.8642
15 1342 1342/1342 1342 ± 0.00002616 6.332 6.104/6.596 6.122 ± 0.83
16 1342 1342/1342 1342 ± 0.00002898 5.709 5.514/6.031 5.614 ± 0.7306
17 1342 1342/1342 1342 ± 0.0000266 5.757 5.596/6.146 5.647 ± 0.713
datacolumn
residual_data
output_dir
 
vis
VLASS2.1.sb38520431.eb38554942.59063.924480127316_split_split.ms
overwrite_modelcol
False
statwtmode
VLASS-SE
Start time
2024-03-29 04:03:09.628
End
2024-03-29 04:34:18.208
Duration
0:31:08.580
Note, WebLog generation is not included in the time.

CASA logs for stage 7