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

Statwt Summary Plot

VLASS2.1.sb38452360.eb38575738.59077.463367233795_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 5.337 5.211/5.982 5.339 ± 0.9398
ea02 1342 1342/1342 1342 ± 0.0000425 5.886 5.364/6.53 5.707 ± 1.086
ea04 1342 1342/1342 1342 ± 0.00003154 5.47 5.048/6.107 5.405 ± 0.8885
ea05 1342 1342/1342 1342 ± 0.00002008 5.404 5.056/6.098 5.421 ± 0.8487
ea06 1342 1342/1342 1342 ± 0.00004126 4.898 4.693/5.342 4.754 ± 0.8254
ea07 1342 1342/1342 1342 ± 0.00004355 5.758 5.397/6.194 5.517 ± 1.008
ea08 1342 1342/1342 1342 ± 0.00004253 5.955 5.569/6.801 5.879 ± 1.146
ea09 1342 1342/1342 1342 ± 0.00001533 5.61 5.093/6.121 5.525 ± 0.8059
ea10 1342 1342/1342 1342 ± 0.0000447 5.344 5.152/6.268 5.43 ± 1.012
ea11 0 N/A 0 ± N/A 0 N/A 0 ± N/A
ea12 1342 1342/1342 1342 ± 0.00004125 5.626 5.288/6.565 5.602 ± 1.119
ea13 1342 1342/1342 1342 ± 0.00001492 5.797 5.499/6.415 5.805 ± 0.9294
ea14 1342 1342/1342 1342 ± 0.00001556 5.597 5.288/6.605 5.622 ± 1.043
ea15 1342 1342/1342 1342 ± 0.00003752 5.39 5.17/6.27 5.421 ± 1.154
ea16 1342 1342/1342 1342 ± 0.00002084 5.742 5.453/6.329 5.632 ± 1.036
ea17 1342 1342/1342 1342 ± 0.00004595 5.909 5.477/6.648 5.802 ± 1.139
ea18 1342 1342/1342 1342 ± 0.00004355 4.949 4.753/5.539 4.933 ± 0.8605
ea19 1342 1342/1342 1342 ± 0.000001184 5.785 5.409/6.474 5.717 ± 0.8953
ea20 1342 1342/1342 1342 ± 0.0000425 5.816 5.638/6.8 5.894 ± 1.2
ea21 1342 1342/1342 1342 ± 0.00001708 5.421 5.327/6.246 5.436 ± 0.9255
ea22 1342 1342/1342 1342 ± 0.00003088 5.376 5.117/6.291 5.462 ± 0.9717
ea23 1342 1342/1342 1342 ± 0.00003957 5.575 5.491/6.456 5.612 ± 1.074
ea25 1342 1342/1342 1342 ± 0.0000442 5.484 5.235/6.243 5.445 ± 1.018
ea27 1342 1342/1342 1342 ± 0.00004472 5.469 5.179/6.412 5.463 ± 1.023
ea28 1342 1342/1342 1342 ± 0.00004474 5.683 5.446/6.542 5.659 ± 1.084
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 ± 0.0000244 5.5 5.24/5.633 5.436 ± 0.2743
3 1342 1342/1342 1342 ± 0.00004883 5.131 4.956/5.491 5.245 ± 0.3859
5 1342 1342/1342 1342 ± 0.00002553 5.375 5.172/5.526 5.358 ± 0.2704
6 1342 1342/1342 1342 ± 0.0000244 5.347 5.149/5.451 5.306 ± 0.2747
7 1342 1342/1342 1342 ± 0.0000244 5.339 5.172/5.47 5.31 ± 0.2583
8 1342 1342/1342 1342 ± 0.0000244 5.336 5.165/5.465 5.306 ± 0.2888
9 1342 1342/1342 1342 ± 0.0000244 5.582 5.388/5.795 5.539 ± 0.334
10 1342 1342/1342 1342 ± 0.00002439 6.092 5.844/6.22 6.021 ± 0.33
11 1342 1342/1342 1342 ± 0.00002439 6.305 6.17/6.482 6.297 ± 0.3391
12 1342 1342/1342 1342 ± 0.00002439 6.496 6.345/6.694 6.487 ± 0.3568
13 1342 1342/1342 1342 ± 0.00002449 6.663 6.43/6.868 6.6 ± 0.369
14 1342 1342/1342 1342 ± 0.00003768 6.084 5.635/6.497 6.105 ± 0.5458
15 1342 1342/1342 1342 ± 0.00002483 6.659 6.287/6.941 6.578 ± 0.5172
16 1342 1342/1342 1342 ± 0.00005501 3.252 3.083/3.472 3.272 ± 0.3053
17 1342 1342/1342 1342 ± 0.0000573 3.469 3.318/3.65 3.513 ± 0.3763
output_dir
 
vis
VLASS2.1.sb38452360.eb38575738.59077.463367233795_split_split.ms
datacolumn
residual_data
overwrite_modelcol
False
statwtmode
VLASS-SE
Start time
2024-11-26 13:20:44.837
End
2024-11-26 14:14:22.757
Duration
0:53:37.920
Note, WebLog generation is not included in the time.

CASA logs for stage 8