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 5.87 5.411/6.095 5.826 ± 0.4918
ea02 1342 1342/1342 1342 ± 0 5.946 5.605/6.608 6.113 ± 0.6137
ea04 1342 1342/1342 1342 ± 0 5.579 5.221/6.179 5.737 ± 0.5284
ea05 1342 1342/1342 1342 ± 0 5.913 5.402/6.391 5.875 ± 0.5599
ea06 1342 1342/1342 1342 ± 0 5.044 4.838/5.374 5.125 ± 0.341
ea07 1342 1342/1342 1342 ± 0 6.174 5.552/6.278 6.113 ± 0.5553
ea08 1342 1342/1342 1342 ± 0.000001145 6.04 5.667/6.73 6.255 ± 0.6398
ea09 1342 1342/1342 1342 ± 0 5.791 5.312/6.505 5.911 ± 0.5925
ea10 1342 1342/1342 1342 ± 0 6.059 5.413/6.701 6.091 ± 0.6306
ea11 1342 1342/1342 1342 ± 0 5.991 5.309/6.412 5.971 ± 0.6342
ea12 1342 1342/1342 1342 ± 0 6.001 5.502/6.528 6.111 ± 0.6389
ea13 1342 1342/1342 1342 ± 0 6.408 5.963/6.468 6.335 ± 0.4793
ea14 1342 1342/1342 1342 ± 0 5.958 5.335/6.438 5.951 ± 0.6402
ea15 1342 1342/1342 1342 ± 0 5.799 5.2/6.35 5.877 ± 0.6759
ea16 1342 1342/1342 1342 ± 0 6.248 5.774/6.804 6.39 ± 0.681
ea17 1342 1342/1342 1342 ± 0.00001749 6.165 5.675/6.877 6.225 ± 0.5895
ea18 1342 1342/1342 1342 ± 0 5.179 4.802/5.613 5.239 ± 0.5001
ea19 1342 1342/1342 1342 ± 0 6.045 5.658/6.556 6.24 ± 0.6195
ea20 1342 1342/1342 1342 ± 0 6.372 5.782/6.936 6.337 ± 0.618
ea21 1342 1342/1342 1342 ± 0 5.915 5.444/6.285 5.932 ± 0.5228
ea22 1342 1342/1342 1342 ± 0 5.668 5.35/6.48 5.912 ± 0.613
ea23 1342 1342/1342 1342 ± 0 6.224 5.615/6.58 6.208 ± 0.6577
ea25 1342 1342/1342 1342 ± 0 5.667 5.333/6.228 5.793 ± 0.5489
ea26 1342 1342/1342 1342 ± 0 6.177 5.799/6.993 6.332 ± 0.6303
ea27 1342 1342/1342 1342 ± 0.00002042 5.596 5.462/6.44 5.903 ± 0.5535
ea28 1342 1342/1342 1342 ± 0.00002425 5.763 5.543/6.533 6.068 ± 0.5951
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 5.503 5.324/5.773 5.523 ± 0.2704
4 1342 1342/1342 1342 ± 0.00002568 5.46 5.297/5.576 5.421 ± 0.3616
5 1342 1342/1342 1342 ± 0.00002348 5.552 5.277/5.704 5.514 ± 0.3394
6 1342 1342/1342 1342 ± 0.00002348 5.419 5.176/5.573 5.388 ± 0.2958
7 1342 1342/1342 1342 ± 0.00002348 5.438 5.262/5.602 5.437 ± 0.2732
8 1342 1342/1342 1342 ± 0.00002348 5.421 5.174/5.596 5.38 ± 0.2871
9 1342 1342/1342 1342 ± 0.00002348 5.659 5.491/5.94 5.648 ± 0.3359
10 1342 1342/1342 1342 ± 0.00002348 6.104 5.913/6.248 6.057 ± 0.3213
11 1342 1342/1342 1342 ± 0.00002348 6.352 6.174/6.457 6.265 ± 0.3262
12 1342 1342/1342 1342 ± 0.00002392 6.441 6.258/6.592 6.41 ± 0.3615
13 1342 1342/1342 1342 ± 0.00002348 6.923 6.785/7.086 6.883 ± 0.3775
14 1342 1342/1342 1342 ± 0.00002348 7.172 6.881/7.387 7.083 ± 0.4213
15 1342 1342/1342 1342 ± 0.00002348 6.801 6.556/7.003 6.708 ± 0.4068
16 1342 1342/1342 1342 ± 0.00002897 6.043 5.701/6.336 6.046 ± 0.3996
17 1342 1342/1342 1342 ± 0.00003053 6.151 5.776/6.353 6.069 ± 0.3872
statwtmode
VLASS-SE
output_dir
 
vis
VLASS2.1.sb38519843.eb38632934.59097.18672790509_split_split.ms
datacolumn
residual_data
overwrite_modelcol
False
Start time
2024-12-17 03:28:08.933
End
2024-12-17 04:34:49.061
Duration
1:06:40.128
Note, WebLog generation is not included in the time.

CASA logs for stage 8