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

Statwt Summary Plot

VLASS2.1.sb38519843.eb38632934.59097.18672790509_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 5.735 5.255/5.988 5.688 ± 0.5069
ea02 1342 1342/1342 1342 ± 0 5.798 5.434/6.563 5.997 ± 0.6508
ea04 1342 1342/1342 1342 ± 0 5.59 5.197/6.222 5.728 ± 0.5804
ea05 1342 1342/1342 1342 ± 0 5.918 5.305/6.414 5.828 ± 0.6078
ea06 1342 1342/1342 1342 ± 0 5.067 4.773/5.359 5.089 ± 0.3569
ea07 1342 1342/1342 1342 ± 0 6.091 5.398/6.213 5.962 ± 0.6102
ea08 1342 1342/1342 1342 ± 0.00001106 5.895 5.599/6.685 6.171 ± 0.658
ea09 1342 1342/1342 1342 ± 0 5.621 5.228/6.496 5.791 ± 0.6628
ea10 1342 1342/1342 1342 ± 0 6.059 5.287/6.612 5.973 ± 0.6579
ea11 1342 1342/1342 1342 ± 0 6.001 5.171/6.358 5.872 ± 0.6938
ea12 1342 1342/1342 1342 ± 0 5.982 5.377/6.491 6.038 ± 0.6741
ea13 1342 1342/1342 1342 ± 0 6.076 5.82/6.447 6.214 ± 0.5264
ea14 1342 1342/1342 1342 ± 0 5.921 5.223/6.427 5.87 ± 0.6824
ea15 1342 1342/1342 1342 ± 0 5.767 5.132/6.327 5.859 ± 0.6973
ea16 1342 1342/1342 1342 ± 0 6.209 5.617/6.778 6.282 ± 0.7414
ea17 1342 1342/1342 1342 ± 0.00001035 5.944 5.53/6.739 6.068 ± 0.6206
ea18 1342 1342/1342 1342 ± 0 5.148 4.75/5.596 5.207 ± 0.5209
ea19 1342 1342/1342 1342 ± 0 5.962 5.589/6.539 6.147 ± 0.676
ea20 1342 1342/1342 1342 ± 0 6.33 5.727/6.946 6.288 ± 0.6756
ea21 1342 1342/1342 1342 ± 0 5.868 5.354/6.282 5.84 ± 0.5862
ea22 1342 1342/1342 1342 ± 0 5.478 5.254/6.448 5.8 ± 0.6602
ea23 1342 1342/1342 1342 ± 0 6.165 5.463/6.525 6.147 ± 0.6873
ea25 1342 1342/1342 1342 ± 0 5.682 5.181/6.145 5.722 ± 0.5746
ea26 1342 1342/1342 1342 ± 0 5.938 5.634/6.971 6.23 ± 0.6655
ea27 1342 1342/1342 1342 ± 0.000009307 5.616 5.317/6.39 5.804 ± 0.5832
ea28 1342 1342/1342 1342 ± 0.00003615 5.662 5.409/6.463 5.971 ± 0.6129
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 ± 0.00002348 5.335 5.148/5.614 5.349 ± 0.2583
4 1342 1342/1342 1342 ± 0.00002687 5.062 4.868/5.32 5.083 ± 0.3127
5 1342 1342/1342 1342 ± 0.00002348 5.39 5.114/5.553 5.359 ± 0.3143
6 1342 1342/1342 1342 ± 0.00002348 5.309 5.074/5.483 5.277 ± 0.2853
7 1342 1342/1342 1342 ± 0.00002348 5.362 5.199/5.501 5.348 ± 0.2628
8 1342 1342/1342 1342 ± 0.00002348 5.349 5.12/5.526 5.309 ± 0.2733
9 1342 1342/1342 1342 ± 0.00002348 5.582 5.448/5.847 5.588 ± 0.3174
10 1342 1342/1342 1342 ± 0.00002348 6.052 5.914/6.209 6.01 ± 0.3097
11 1342 1342/1342 1342 ± 0.00002348 6.282 6.122/6.431 6.226 ± 0.3225
12 1342 1342/1342 1342 ± 0.00002393 6.434 6.207/6.532 6.374 ± 0.3537
13 1342 1342/1342 1342 ± 0.00002348 6.878 6.743/7.06 6.837 ± 0.3731
14 1342 1342/1342 1342 ± 0.00002348 7.064 6.847/7.334 7.026 ± 0.4133
15 1342 1342/1342 1342 ± 0.00002348 6.719 6.51/6.962 6.646 ± 0.3973
16 1342 1342/1342 1342 ± 0.00003074 6.051 5.637/6.282 5.984 ± 0.4036
17 1342 1342/1342 1342 ± 0.00003174 6.041 5.649/6.277 5.991 ± 0.3867
output_dir
 
datacolumn
residual_data
vis
VLASS2.1.sb38519843.eb38632934.59097.18672790509_split_split.ms
overwrite_modelcol
False
statwtmode
VLASS-SE
Start time
2024-12-29 03:06:58.851
End
2024-12-29 04:13:40.651
Duration
1:06:41.800
Note, WebLog generation is not included in the time.

CASA logs for stage 8