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

Statwt Summary Plot

VLASS2.1.sb38539165.eb38696919.59128.74249967592_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 5.457 5.129/5.903 5.572 ± 0.5321
ea02 1342 1342/1342 1342 ± 0 5.632 5.321/6.373 5.86 ± 0.6542
ea03 1342 1342/1342 1342 ± 0 5.116 4.598/5.812 5.23 ± 0.6412
ea04 1342 1342/1342 1342 ± 0 5.492 5.193/6.071 5.659 ± 0.5477
ea05 1342 1342/1342 1342 ± 0 5.639 5.281/6.184 5.777 ± 0.5904
ea06 1342 1342/1342 1342 ± 0 5.021 4.812/5.45 5.124 ± 0.3723
ea07 1342 1342/1342 1342 ± 0 5.903 5.44/6.249 5.959 ± 0.6015
ea08 1342 1342/1342 1342 ± 0 5.719 5.485/6.595 6.014 ± 0.7279
ea09 1342 1342/1342 1342 ± 0 5.577 5.091/6.233 5.687 ± 0.6666
ea10 1342 1342/1342 1342 ± 0 5.865 5.28/6.542 5.893 ± 0.6699
ea11 1342 1342/1342 1342 ± 0 6.275 5.907/6.624 6.259 ± 0.6847
ea12 1342 1342/1342 1342 ± 0 5.746 5.323/6.261 5.86 ± 0.5988
ea13 1342 1342/1342 1342 ± 0 5.893 5.628/6.335 6.031 ± 0.5506
ea14 1342 1342/1342 1342 ± 0 5.867 5.296/6.451 5.935 ± 0.6864
ea15 1342 1342/1342 1342 ± 0 5.63 5.195/6.256 5.798 ± 0.6773
ea16 1342 1342/1342 1342 ± 0 6.15 5.647/6.723 6.242 ± 0.7622
ea17 1342 1342/1342 1342 ± 0.00002367 6.159 5.739/6.851 6.323 ± 0.7272
ea18 1342 1342/1342 1342 ± 0 4.973 4.635/5.472 5.097 ± 0.5094
ea19 1342 1342/1342 1342 ± 0 5.781 5.372/6.391 5.954 ± 0.6065
ea21 1342 1342/1342 1342 ± 0 5.729 5.375/6.334 5.852 ± 0.5999
ea22 1342 1342/1342 1342 ± 0 5.377 5.15/6.245 5.649 ± 0.654
ea23 1342 1342/1342 1342 ± 0 6.023 5.553/6.499 6.105 ± 0.692
ea25 1342 1342/1342 1342 ± 0.00000122 5.633 5.253/6.126 5.732 ± 0.576
ea26 1342 1342/1342 1342 ± 0 5.851 5.426/6.608 6.025 ± 0.7549
ea27 1342 1342/1342 1342 ± 0.00002835 5.54 5.214/6.354 5.731 ± 0.6164
ea28 1342 1342/1342 1342 ± 0.000009497 5.297 5.122/6.069 5.533 ± 0.6119
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 ± 0.00002351 5.302 5.157/5.475 5.268 ± 0.2501
3 1342 1342/1342 1342 ± 0.00002401 4.933 4.773/5.284 4.998 ± 0.2996
4 1342 1342/1342 1342 ± 0.00002424 5.128 5.043/5.31 5.162 ± 0.3174
5 1342 1342/1342 1342 ± 0.00002395 5.275 5.075/5.417 5.246 ± 0.312
6 1342 1342/1342 1342 ± 0.00002395 5.317 5.094/5.414 5.238 ± 0.2951
7 1342 1342/1342 1342 ± 0.00002395 5.308 5.202/5.421 5.3 ± 0.2643
8 1342 1342/1342 1342 ± 0.00002395 5.249 5.092/5.44 5.263 ± 0.3036
9 1342 1342/1342 1342 ± 0.00002395 5.544 5.324/5.853 5.557 ± 0.3434
10 1342 1342/1342 1342 ± 0.00002395 6.032 5.767/6.243 5.967 ± 0.3245
11 1342 1342/1342 1342 ± 0.00002351 6.301 6.057/6.426 6.193 ± 0.32
12 1342 1342/1342 1342 ± 0.00002395 6.396 6.239/6.543 6.359 ± 0.3656
13 1342 1342/1342 1342 ± 0.00002395 6.838 6.617/6.959 6.782 ± 0.4028
14 1342 1342/1342 1342 ± 0.00002351 6.992 6.796/7.21 6.953 ± 0.4309
15 1342 1342/1342 1342 ± 0.00002395 6.614 6.398/6.831 6.562 ± 0.4229
16 1342 1342/1342 1342 ± 0.00003187 5.916 5.607/6.154 5.882 ± 0.408
17 1342 1342/1342 1342 ± 0.00003101 5.878 5.665/6.12 5.862 ± 0.3773
overwrite_modelcol
False
datacolumn
residual_data
statwtmode
VLASS-SE
vis
VLASS2.1.sb38539165.eb38696919.59128.74249967592_split_split.ms
output_dir
 
Start time
2024-11-15 09:57:38.867
End
2024-11-15 10:49:21.010
Duration
0:51:42.143
Note, WebLog generation is not included in the time.

CASA logs for stage 8