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

Statwt Summary Plot

VLASS2.1.sb38458451.eb38565931.59072.733167094906_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 4.919 4.874/5.699 5.261 ± 0.5246
ea02 1342 1342/1342 1342 ± 0.00003682 5.26 4.924/6.192 5.548 ± 0.6629
ea05 1342 1342/1342 1342 ± 0 5.192 4.967/6.079 5.475 ± 0.6257
ea06 1342 1342/1342 1342 ± 0.00001411 4.803 4.537/5.328 4.965 ± 0.485
ea07 1342 1342/1342 1342 ± 0.00001739 5.351 4.948/5.656 5.384 ± 0.4991
ea08 1342 1342/1342 1342 ± 0.00004043 5.35 5.125/6.381 5.762 ± 0.7057
ea09 1342 1342/1342 1342 ± 0.00001655 4.813 4.608/5.741 5.072 ± 0.5619
ea10 1342 1342/1342 1342 ± 0.0000325 5.15 4.839/6.197 5.47 ± 0.6637
ea11 1342 1342/1342 1342 ± 0.00001787 5.383 4.918/6.144 5.541 ± 0.6534
ea12 1342 1342/1342 1342 ± 0.00001588 5.194 4.908/6.102 5.454 ± 0.6686
ea13 1342 1342/1342 1342 ± 0.000001578 5.485 5.344/6.061 5.716 ± 0.5333
ea14 1342 1342/1342 1342 ± 0 5.435 5.1/6.235 5.655 ± 0.6273
ea15 1342 1342/1342 1342 ± 0.000002961 5.153 4.889/5.863 5.407 ± 0.6066
ea16 1342 1342/1342 1342 ± 0 4.981 4.901/5.15 4.98 ± 0.1931
ea17 1342 1342/1342 1342 ± 0.00004215 5.367 5.095/6.492 5.668 ± 0.6632
ea18 1342 1342/1342 1342 ± 0.00001739 4.73 4.451/5.444 4.869 ± 0.5303
ea19 1342 1342/1342 1342 ± 0 5.361 5.074/6.268 5.635 ± 0.6104
ea20 1342 1342/1342 1342 ± 0.00001773 5.568 5.212/6.502 5.768 ± 0.7228
ea21 1342 1342/1342 1342 ± 0.000003864 5.182 5.032/5.986 5.465 ± 0.5634
ea22 1342 1342/1342 1342 ± 0.00002899 5.161 4.912/6.188 5.478 ± 0.6707
ea23 1342 1342/1342 1342 ± 0.00001715 5.42 5.172/6.255 5.7 ± 0.6723
ea25 1342 1342/1342 1342 ± 0 4.949 4.779/5.087 4.973 ± 0.1867
ea26 1342 1342/1342 1342 ± 0.000007472 5.208 5.079/6.214 5.528 ± 0.6314
ea27 1342 1342/1342 1342 ± 0.00004296 5.166 4.991/6.131 5.443 ± 0.5926
ea28 1342 1342/1342 1342 ± 0.00004193 5.233 5.007/6.165 5.519 ± 0.6638
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 ± 0.00002393 5.094 4.896/5.286 5.106 ± 0.2357
4 1342 1342/1342 1342 ± 0.0000252 4.818 4.644/4.925 4.765 ± 0.2526
5 1342 1342/1342 1342 ± 0.00002393 4.94 4.844/5.066 4.957 ± 0.2467
6 1342 1342/1342 1342 ± 0.00002393 4.953 4.892/5.049 4.955 ± 0.2058
7 1342 1342/1342 1342 ± 0.00002393 4.997 4.885/5.099 4.992 ± 0.1916
8 1342 1342/1342 1342 ± 0.00002393 5.034 4.812/5.13 4.992 ± 0.2296
9 1342 1342/1342 1342 ± 0.00002393 5.283 5.178/5.502 5.265 ± 0.263
10 1342 1342/1342 1342 ± 0.0000249 5.689 5.468/5.807 5.654 ± 0.2741
11 1342 1342/1342 1342 ± 0.0000249 6.013 5.841/6.073 5.908 ± 0.2934
12 1342 1342/1342 1342 ± 0.0000249 6.168 5.86/6.235 6.076 ± 0.2958
13 1342 1342/1342 1342 ± 0.0000249 6.428 6.246/6.613 6.415 ± 0.3087
14 1342 1342/1342 1342 ± 0.00002657 6.573 6.378/6.754 6.516 ± 0.3257
15 1342 1342/1342 1342 ± 0.0000249 6.362 6.124/6.516 6.287 ± 0.3569
16 1342 1342/1342 1342 ± 0.00005763 5.035 4.795/5.211 4.972 ± 0.3207
17 1342 1342/1342 1342 ± 0.00005805 4.959 4.778/5.234 4.984 ± 0.338
overwrite_modelcol
False
vis
VLASS2.1.sb38458451.eb38565931.59072.733167094906_split_split.ms
statwtmode
VLASS-SE
datacolumn
residual_data
output_dir
 
Start time
2024-11-07 14:16:59.078
End
2024-11-07 15:20:07.284
Duration
1:03:08.206
Note, WebLog generation is not included in the time.

CASA logs for stage 8