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

Statwt Summary Plot

VLASS2.1.sb38670183.eb38674470.59118.18849075232_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 5.334 5.241/6.047 5.47 ± 0.7477
ea02 1342 1342/1342 1342 ± 0.00003398 5.898 5.339/6.635 5.934 ± 0.8904
ea03 1342 1342/1342 1342 ± 0.00002623 5.051 4.64/5.984 5.176 ± 0.7972
ea04 0 N/A 0 ± N/A 0 N/A 0 ± N/A
ea05 1342 1342/1342 1342 ± 0.00001287 5.535 5.144/6.306 5.613 ± 0.8911
ea06 1342 1342/1342 1342 ± 0.00003686 4.618 4.532/5.048 4.596 ± 0.5312
ea07 1342 1342/1342 1342 ± 0.00003328 5.861 5.39/6.276 5.776 ± 0.8196
ea08 1342 1342/1342 1342 ± 0.00003341 6.116 5.63/6.858 6.179 ± 0.9494
ea09 1342 1342/1342 1342 ± 0.00002482 5.702 5.228/6.523 5.754 ± 0.8109
ea10 1342 1342/1342 1342 ± 0.00003517 5.846 5.23/6.532 5.745 ± 0.8904
ea11 1342 1342/1342 1342 ± 0.00003562 5.796 5.147/6.424 5.656 ± 0.8763
ea12 1342 1342/1342 1342 ± 0.00003727 5.639 5.272/6.262 5.614 ± 0.8821
ea13 1342 1342/1342 1342 ± 0.00002895 6.015 5.786/6.493 6.006 ± 0.8956
ea14 1342 1342/1342 1342 ± 0.00002809 6.47 5.973/6.81 5.992 ± 1.146
ea15 1342 1342/1342 1342 ± 0.00003824 5.557 5.208/6.364 5.558 ± 0.9595
ea16 1342 1342/1342 1342 ± 0.00002237 5.876 5.513/6.815 5.949 ± 1.044
ea17 1342 1342/1342 1342 ± 0.00003932 6.04 5.561/6.778 6.039 ± 0.9786
ea18 1342 1342/1342 1342 ± 0.00003587 4.866 4.697/5.4 4.893 ± 0.6529
ea19 1342 1342/1342 1342 ± 0.00001309 5.433 5.166/6.209 5.546 ± 0.8035
ea20 1342 1342/1342 1342 ± 0.00003703 5.85 5.573/6.574 5.873 ± 0.9285
ea21 1342 1342/1342 1342 ± 0.00001821 5.636 5.338/6.44 5.691 ± 0.9026
ea22 1342 1342/1342 1342 ± 0.00003151 5.462 5.181/6.511 5.731 ± 0.8691
ea23 1342 1342/1342 1342 ± 0.00003144 5.881 5.483/6.654 5.934 ± 0.9539
ea25 1342 1342/1342 1342 ± 0.00003587 5.617 5.286/6.238 5.603 ± 0.8076
ea26 1342 1342/1342 1342 ± 0.00003143 5.929 5.633/6.947 6.044 ± 0.9551
ea27 1342 1342/1342 1342 ± 0.00003686 5.529 5.15/6.391 5.577 ± 0.8373
ea28 1342 1342/1342 1342 ± 0.0000346 5.684 5.424/6.571 5.853 ± 0.8904
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 ± 0.00002398 5.332 5.176/5.646 5.372 ± 0.3335
5 1342 1342/1342 1342 ± 0.00002398 5.329 5.045/5.522 5.283 ± 0.437
6 1342 1342/1342 1342 ± 0.00002398 5.35 5.223/5.474 5.309 ± 0.3358
7 1342 1342/1342 1342 ± 0.00002398 5.321 5.188/5.484 5.314 ± 0.3042
8 1342 1342/1342 1342 ± 0.00002398 5.341 5.14/5.51 5.291 ± 0.3341
9 1342 1342/1342 1342 ± 0.00002398 5.619 5.426/5.879 5.583 ± 0.3594
10 1342 1342/1342 1342 ± 0.00002354 6.089 5.856/6.197 5.995 ± 0.3607
11 1342 1342/1342 1342 ± 0.00002354 6.37 6.193/6.449 6.266 ± 0.3673
12 1342 1342/1342 1342 ± 0.00002354 6.501 6.338/6.646 6.455 ± 0.3963
13 1342 1342/1342 1342 ± 0.00002354 6.774 6.521/6.96 6.681 ± 0.4836
14 1342 1342/1342 1342 ± 0.00002725 6.656 6.262/6.992 6.561 ± 0.6311
15 1342 1342/1342 1342 ± 0.0000257 6.734 6.452/6.957 6.603 ± 0.5414
16 1342 1342/1342 1342 ± 0.00005503 3.666 3.529/3.852 3.69 ± 0.2456
17 1342 1342/1342 1342 ± 0.00005481 3.764 3.63/3.906 3.768 ± 0.2309
vis
VLASS2.1.sb38670183.eb38674470.59118.18849075232_split_split.ms
overwrite_modelcol
False
datacolumn
residual_data
statwtmode
VLASS-SE
output_dir
 
Start time
2024-11-02 17:05:18.604
End
2024-11-02 18:20:25.656
Duration
1:15:07.052
Note, WebLog generation is not included in the time.

CASA logs for stage 8