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

Statwt Summary Plot

VLASS2.1.sb38539731.eb38565870.59072.39593302083_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 5.924 5.373/6.159 5.828 ± 0.5024
ea02 1342 1342/1342 1342 ± 0 6.039 5.519/6.652 6.15 ± 0.5867
ea05 1342 1342/1342 1342 ± 0 6.075 5.419/6.632 5.976 ± 0.6285
ea06 1342 1342/1342 1342 ± 0 4.883 4.765/5.269 5.003 ± 0.2991
ea07 1342 1342/1342 1342 ± 0 5.801 5.461/6.02 5.828 ± 0.4377
ea08 1342 1342/1342 1342 ± 0 6.14 5.725/6.882 6.331 ± 0.5978
ea09 1342 1342/1342 1342 ± 0 5.485 5.054/5.947 5.509 ± 0.4756
ea10 1342 1342/1342 1342 ± 0.00002493 5.871 5.317/6.554 5.957 ± 0.6309
ea11 1342 1342/1342 1342 ± 0 5.982 5.419/6.488 6.056 ± 0.5838
ea12 1342 1342/1342 1342 ± 0 6.036 5.464/6.487 6.086 ± 0.5959
ea13 1342 1342/1342 1342 ± 0 6.429 5.856/6.603 6.314 ± 0.4968
ea14 1342 1342/1342 1342 ± 0 6.201 5.503/6.623 6.113 ± 0.675
ea15 1342 1342/1342 1342 ± 0 5.946 5.368/6.393 5.99 ± 0.6466
ea16 1342 1342/1342 1342 ± 0 5.343 5.216/5.547 5.294 ± 0.2466
ea17 1342 1342/1342 1342 ± 0 6.194 5.78/6.768 6.338 ± 0.5964
ea18 1342 1342/1342 1342 ± 0 5.306 4.93/5.797 5.366 ± 0.5171
ea19 1342 1342/1342 1342 ± 0 6.256 5.592/6.778 6.217 ± 0.6205
ea20 1342 1342/1342 1342 ± 0 6.475 5.892/6.838 6.4 ± 0.6073
ea21 1342 1342/1342 1342 ± 0 5.799 5.484/6.387 5.959 ± 0.5469
ea22 1342 1342/1342 1342 ± 0 6.074 5.417/6.52 5.971 ± 0.5996
ea23 1342 1342/1342 1342 ± 0 5.986 5.589/6.66 6.148 ± 0.6623
ea25 1342 1342/1342 1342 ± 0 5.43 5.394/5.57 5.43 ± 0.1623
ea26 1342 1342/1342 1342 ± 0 5.993 5.61/6.593 6.069 ± 0.5308
ea27 1342 1342/1342 1342 ± 0.0000364 5.788 5.494/6.47 5.926 ± 0.561
ea28 1342 1342/1342 1342 ± 0 5.841 5.592/6.666 6.112 ± 0.6237
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 ± 0.00002395 5.518 5.305/5.736 5.478 ± 0.2907
4 1342 1342/1342 1342 ± 0.00002397 5.375 5.156/5.494 5.337 ± 0.346
5 1342 1342/1342 1342 ± 0.00002395 5.534 5.359/5.589 5.477 ± 0.2982
6 1342 1342/1342 1342 ± 0.00002395 5.455 5.339/5.549 5.413 ± 0.2653
7 1342 1342/1342 1342 ± 0.00002395 5.457 5.318/5.614 5.447 ± 0.2554
8 1342 1342/1342 1342 ± 0.00002395 5.48 5.255/5.606 5.419 ± 0.2963
9 1342 1342/1342 1342 ± 0.00002395 5.727 5.621/5.944 5.697 ± 0.3434
10 1342 1342/1342 1342 ± 0.00002493 6.179 5.951/6.309 6.107 ± 0.3457
11 1342 1342/1342 1342 ± 0.00002493 6.471 6.267/6.549 6.329 ± 0.3796
12 1342 1342/1342 1342 ± 0.00002493 6.561 6.317/6.662 6.461 ± 0.3874
13 1342 1342/1342 1342 ± 0.00002493 6.996 6.746/7.179 6.88 ± 0.4202
14 1342 1342/1342 1342 ± 0.00002493 7.133 6.933/7.297 7.027 ± 0.4564
15 1342 1342/1342 1342 ± 0.00002493 6.727 6.487/6.84 6.582 ± 0.4275
16 1342 1342/1342 1342 ± 0.00003356 6.03 5.801/6.377 6.023 ± 0.3817
17 1342 1342/1342 1342 ± 0.00003627 6.047 5.84/6.304 6.021 ± 0.3775
overwrite_modelcol
False
output_dir
 
datacolumn
residual_data
vis
VLASS2.1.sb38539731.eb38565870.59072.39593302083_split_split.ms
statwtmode
VLASS-SE
Start time
2024-05-01 07:30:56.424
End
2024-05-01 08:37:25.670
Duration
1:06:29.246
Note, WebLog generation is not included in the time.

CASA logs for stage 7