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

Statwt Summary Plot

VLASS2.1.sb38563510.eb38566235.59073.10379631944_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 5.23 5.065/6.076 5.48 ± 0.7638
ea02 1342 1342/1342 1342 ± 0.00004393 5.801 5.259/6.57 5.831 ± 0.8707
ea05 1342 1342/1342 1342 ± 0.0000282 5.533 5.077/6.445 5.706 ± 0.8105
ea06 1342 1342/1342 1342 ± 0.00002229 4.742 4.499/5.369 4.935 ± 0.5925
ea07 1342 1342/1342 1342 ± 0.00004349 5.704 5.249/5.999 5.568 ± 0.8067
ea08 1342 1342/1342 1342 ± 0.00004363 5.79 5.466/6.945 6.049 ± 1.037
ea09 1342 1342/1342 1342 ± 0.00002553 5.247 4.875/5.761 5.254 ± 0.6249
ea10 1342 1342/1342 1342 ± 0.00004366 5.477 5.1/6.585 5.672 ± 0.9137
ea11 1342 1342/1342 1342 ± 0.00004115 5.525 5.218/6.46 5.757 ± 0.9394
ea12 1342 1342/1342 1342 ± 0.00002091 5.681 5.225/6.434 5.712 ± 0.9019
ea13 1342 1342/1342 1342 ± 0.00001358 5.733 5.541/6.307 5.901 ± 0.7246
ea14 1342 1342/1342 1342 ± 0.00005026 6.484 5.78/7.074 6.174 ± 1.014
ea15 1342 1342/1342 1342 ± 0.00001807 5.2 5.129/6.295 5.626 ± 0.8657
ea16 1342 1342/1342 1342 ± 0 5.132 5.016/5.142 5.049 ± 0.2252
ea17 1342 1342/1342 1342 ± 0.00004172 5.693 5.426/7.031 5.926 ± 1.01
ea18 1342 1342/1342 1342 ± 0.00003179 4.893 4.741/5.72 5.167 ± 0.6207
ea19 1342 1342/1342 1342 ± 0.00001883 5.783 5.436/6.612 5.958 ± 0.8464
ea20 1342 1342/1342 1342 ± 0.00003394 5.904 5.68/6.891 6.055 ± 0.9813
ea21 1342 1342/1342 1342 ± 0.00003916 5.535 5.299/6.376 5.705 ± 0.8445
ea22 1342 1342/1342 1342 ± 0.00004017 5.371 5.089/6.535 5.71 ± 0.8566
ea23 1342 1342/1342 1342 ± 0.00004373 5.556 5.362/6.565 5.811 ± 0.9939
ea25 1342 1342/1342 1342 ± 0 5.221 5.193/5.307 5.203 ± 0.1241
ea26 1342 1342/1342 1342 ± 0.00002833 5.588 5.417/6.558 5.819 ± 0.7767
ea27 1342 1342/1342 1342 ± 0.00004264 5.425 5.238/6.479 5.629 ± 0.8685
ea28 1342 1342/1342 1342 ± 0.0000438 5.632 5.326/6.571 5.817 ± 0.9063
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 ± 0.0000244 5.306 5.172/5.607 5.339 ± 0.3142
5 1342 1342/1342 1342 ± 0.00002439 5.346 5.158/5.473 5.3 ± 0.3208
6 1342 1342/1342 1342 ± 0.0000244 5.29 5.154/5.396 5.251 ± 0.2682
7 1342 1342/1342 1342 ± 0.0000244 5.237 5.108/5.429 5.241 ± 0.2385
8 1342 1342/1342 1342 ± 0.0000244 5.299 5.028/5.425 5.224 ± 0.277
9 1342 1342/1342 1342 ± 0.0000244 5.471 5.185/5.553 5.345 ± 0.3431
10 1342 1342/1342 1342 ± 0.0000249 6.043 5.792/6.108 5.952 ± 0.3376
11 1342 1342/1342 1342 ± 0.0000249 6.29 6.129/6.473 6.236 ± 0.3632
12 1342 1342/1342 1342 ± 0.0000249 6.535 6.3/6.585 6.418 ± 0.3667
13 1342 1342/1342 1342 ± 0.0000249 6.829 6.534/7.089 6.802 ± 0.3926
14 1342 1342/1342 1342 ± 0.0000249 7.051 6.793/7.214 6.946 ± 0.4269
15 1342 1342/1342 1342 ± 0.00002521 6.565 6.415/6.822 6.517 ± 0.4517
16 1342 1342/1342 1342 ± 0.00005677 4.234 4.074/4.419 4.236 ± 0.2237
17 1342 1342/1342 1342 ± 0.00005796 4.326 4.133/4.547 4.345 ± 0.2656
datacolumn
residual_data
output_dir
 
vis
VLASS2.1.sb38563510.eb38566235.59073.10379631944_split_split.ms
statwtmode
VLASS-SE
overwrite_modelcol
False
Start time
2024-10-31 02:01:49.120
End
2024-10-31 03:03:41.223
Duration
1:01:52.103
Note, WebLog generation is not included in the time.

CASA logs for stage 8