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

Statwt Summary Plot

VLASS2.1.sb38501480.eb38632936.59097.386918425924_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 5.188 4.994/6.075 5.469 ± 0.7483
ea02 1342 1342/1342 1342 ± 0.00004731 5.686 5.216/6.602 5.859 ± 0.8686
ea04 1342 1342/1342 1342 ± 0.00001513 5.469 4.988/5.985 5.455 ± 0.7439
ea05 1342 1342/1342 1342 ± 0.000009034 5.641 5.056/6.356 5.704 ± 0.7651
ea06 1342 1342/1342 1342 ± 0.00002904 5.044 4.662/5.396 4.966 ± 0.5515
ea07 1342 1342/1342 1342 ± 0.00002863 6.142 5.3/6.675 6.004 ± 0.7529
ea08 1342 1342/1342 1342 ± 0.00004451 5.771 5.398/6.803 6.026 ± 1.011
ea09 1342 1342/1342 1342 ± 0.00002755 5.702 5.135/6.482 5.729 ± 0.7608
ea10 1342 1342/1342 1342 ± 0.00003806 5.7 5.099/6.674 5.854 ± 0.9118
ea11 1342 1342/1342 1342 ± 0.00004429 5.635 5.048/6.398 5.688 ± 0.892
ea12 1342 1342/1342 1342 ± 0.00003465 5.759 5.283/6.453 5.763 ± 0.8524
ea13 1342 1342/1342 1342 ± 0.0000138 6.198 5.461/6.319 5.957 ± 0.7132
ea14 1342 1342/1342 1342 ± 0.0000392 5.587 5.018/6.422 5.646 ± 0.9346
ea15 1342 1342/1342 1342 ± 0.00000753 5.284 5.01/6.193 5.553 ± 0.8692
ea16 1342 1342/1342 1342 ± 0.00002249 5.578 5.257/6.832 5.96 ± 1.056
ea17 1342 1342/1342 1342 ± 0.0000456 6.01 5.232/6.964 5.944 ± 0.973
ea18 1342 1342/1342 1342 ± 0.00004339 4.872 4.672/5.671 5.052 ± 0.6327
ea19 1342 1342/1342 1342 ± 0.00001839 5.877 5.537/6.732 6.055 ± 0.9024
ea20 1342 1342/1342 1342 ± 0.00004455 5.679 5.47/6.73 6.011 ± 0.9787
ea21 1342 1342/1342 1342 ± 0.00002807 5.484 5.301/6.345 5.685 ± 0.8456
ea22 1342 1342/1342 1342 ± 0.0000387 5.918 4.953/6.331 5.702 ± 0.7653
ea23 1342 1342/1342 1342 ± 0.0000294 6.165 5.478/7 6.17 ± 0.8234
ea25 1342 1342/1342 1342 ± 0.00003775 5.453 5.133/6.291 5.619 ± 0.7816
ea26 1342 1342/1342 1342 ± 0.0000269 5.817 5.67/6.992 6.128 ± 0.8444
ea27 1342 1342/1342 1342 ± 0.00003817 5.495 5.283/6.487 5.739 ± 0.7867
ea28 1342 1342/1342 1342 ± 0.00004514 5.605 5.362/6.524 5.848 ± 0.9446
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 ± 0.00002416 5.405 5.104/5.632 5.36 ± 0.3048
5 1342 1342/1342 1342 ± 0.00004337 5.515 5.227/5.632 5.411 ± 0.3004
6 1342 1342/1342 1342 ± 0.00002408 5.295 5.024/5.379 5.23 ± 0.2814
7 1342 1342/1342 1342 ± 0.00002465 5.244 5.074/5.414 5.239 ± 0.249
8 1342 1342/1342 1342 ± 0.00002448 5.168 5.019/5.334 5.189 ± 0.2544
9 1342 1342/1342 1342 ± 0.00002738 5.482 5.276/5.694 5.427 ± 0.3127
10 1342 1342/1342 1342 ± 0.00002348 6.01 5.92/6.179 5.984 ± 0.3131
11 1342 1342/1342 1342 ± 0.00002348 6.311 6.159/6.408 6.252 ± 0.3338
12 1342 1342/1342 1342 ± 0.00002348 6.473 6.297/6.656 6.431 ± 0.3621
13 1342 1342/1342 1342 ± 0.00002348 6.843 6.644/7.099 6.826 ± 0.3981
14 1342 1342/1342 1342 ± 0.00002348 7.117 6.878/7.301 7.044 ± 0.4237
15 1342 1342/1342 1342 ± 0.00002376 6.539 6.298/6.865 6.508 ± 0.4883
16 1342 1342/1342 1342 ± 0.00005911 4.37 4.228/4.56 4.391 ± 0.229
17 1342 1342/1342 1342 ± 0.00005984 4.382 4.241/4.581 4.432 ± 0.2627
vis
VLASS2.1.sb38501480.eb38632936.59097.386918425924_split_split.ms
statwtmode
VLASS-SE
output_dir
 
overwrite_modelcol
False
datacolumn
residual_data
Start time
2024-11-02 18:45:37.525
End
2024-11-02 19:47:21.276
Duration
1:01:43.751
Note, WebLog generation is not included in the time.

CASA logs for stage 8