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

Statwt Summary Plot

VLASS2.1.sb38447583.eb38589602.59083.73025677083_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 5.155 5.116/5.947 5.477 ± 0.5039
ea02 1342 1342/1342 1342 ± 0.00004669 5.486 5.173/6.507 5.763 ± 0.7313
ea04 1342 1342/1342 1342 ± 0.0000138 5.19 4.851/5.932 5.343 ± 0.5891
ea05 1342 1342/1342 1342 ± 0 5.189 4.992/6.138 5.505 ± 0.6198
ea06 1342 1342/1342 1342 ± 0.00001664 4.657 4.513/5.353 4.864 ± 0.5279
ea07 1342 1342/1342 1342 ± 0.00001267 5.379 5.043/5.775 5.488 ± 0.5142
ea08 1342 1342/1342 1342 ± 0.00003976 5.47 5.259/6.469 5.772 ± 0.6676
ea09 1342 1342/1342 1342 ± 0.00003069 5.28 4.959/6.288 5.517 ± 0.6328
ea10 1342 1342/1342 1342 ± 0.00003755 5.001 4.879/6.059 5.355 ± 0.5934
ea11 1342 1342/1342 1342 ± 0.00002428 5.368 5.026/6.306 5.641 ± 0.6826
ea12 1342 1342/1342 1342 ± 0.00001867 5.3 5.142/6.358 5.599 ± 0.7315
ea13 1342 1342/1342 1342 ± 0.000007201 5.663 5.606/6.285 5.91 ± 0.5878
ea14 1342 1342/1342 1342 ± 0.000004923 5.407 5.196/6.344 5.69 ± 0.641
ea15 1342 1342/1342 1342 ± 0.00001218 5.075 4.881/5.943 5.393 ± 0.6582
ea16 1342 1342/1342 1342 ± 0 5.503 5.34/6.553 5.867 ± 0.7134
ea17 0 N/A 0 ± N/A 0 N/A 0 ± N/A
ea18 1342 1342/1342 1342 ± 0.00001218 4.843 4.576/5.575 4.97 ± 0.5285
ea19 1342 1342/1342 1342 ± 0.000002645 5.422 5.223/6.425 5.724 ± 0.6592
ea20 1342 1342/1342 1342 ± 0.00001951 5.704 5.425/6.693 5.942 ± 0.7816
ea21 1342 1342/1342 1342 ± 0 5.155 5.003/6.064 5.476 ± 0.5946
ea22 1342 1342/1342 1342 ± 0.00003271 5.337 5.092/6.365 5.635 ± 0.6788
ea23 1342 1342/1342 1342 ± 0.00000752 5.382 5.161/6.344 5.731 ± 0.6886
ea25 1342 1342/1342 1342 ± 0.00003818 5.119 4.995/5.969 5.45 ± 0.5573
ea26 1342 1342/1342 1342 ± 0.0000198 5.484 5.211/6.599 5.813 ± 0.6996
ea27 1342 1342/1342 1342 ± 0.000041 5.12 4.962/6.095 5.436 ± 0.5643
ea28 1342 1342/1342 1342 ± 0.00004018 5.509 5.218/6.356 5.723 ± 0.6349
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 ± 0.00002415 5.154 4.979/5.352 5.172 ± 0.2704
3 1342 1342/1342 1342 ± 0.00002437 5.181 4.996/5.278 5.127 ± 0.2487
4 1342 1342/1342 1342 ± 0.00003139 4.864 4.666/4.945 4.769 ± 0.3087
5 1342 1342/1342 1342 ± 0.00002417 5.035 4.932/5.209 5.066 ± 0.2854
6 1342 1342/1342 1342 ± 0.00002415 5.097 4.94/5.327 5.099 ± 0.2707
7 1342 1342/1342 1342 ± 0.00002415 5.147 5.011/5.263 5.147 ± 0.2496
8 1342 1342/1342 1342 ± 0.00002415 5.148 4.904/5.301 5.113 ± 0.2632
9 1342 1342/1342 1342 ± 0.00002415 5.415 5.247/5.674 5.408 ± 0.2925
10 1342 1342/1342 1342 ± 0.00002415 5.833 5.676/5.994 5.818 ± 0.2844
11 1342 1342/1342 1342 ± 0.00002415 6.133 5.924/6.285 6.067 ± 0.309
12 1342 1342/1342 1342 ± 0.00002415 6.287 5.968/6.368 6.21 ± 0.3127
13 1342 1342/1342 1342 ± 0.00002421 6.615 6.372/6.739 6.567 ± 0.3474
14 1342 1342/1342 1342 ± 0.00002616 6.68 6.434/6.937 6.653 ± 0.3677
15 1342 1342/1342 1342 ± 0.00002418 6.42 6.172/6.703 6.403 ± 0.3904
16 1342 1342/1342 1342 ± 0.00005852 4.956 4.767/5.173 4.941 ± 0.3053
17 1342 1342/1342 1342 ± 0.00005816 4.971 4.807/5.13 4.982 ± 0.2981
vis
VLASS2.1.sb38447583.eb38589602.59083.73025677083_split_split.ms
overwrite_modelcol
False
statwtmode
VLASS-SE
output_dir
 
datacolumn
residual_data
Start time
2024-11-17 09:26:31.278
End
2024-11-17 10:31:58.838
Duration
1:05:27.559
Note, WebLog generation is not included in the time.

CASA logs for stage 8