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

Statwt Summary Plot

VLASS2.1.sb38478946.eb38565032.59070.1037453125_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 5.371 5.292/6.043 5.463 ± 0.692
ea02 1342 1342/1342 1342 ± 0.00004136 5.963 5.414/6.585 5.808 ± 0.8991
ea04 0 N/A 0 ± N/A 0 N/A 0 ± N/A
ea05 1342 1342/1342 1342 ± 0.00001089 5.548 5.093/6.202 5.624 ± 0.7384
ea06 1342 1342/1342 1342 ± 0 4.857 4.672/5.27 4.832 ± 0.5274
ea07 1342 1342/1342 1342 ± 0.00004332 5.698 5.345/5.898 5.501 ± 0.7315
ea08 1342 1342/1342 1342 ± 0.0000415 6.002 5.665/6.827 6.022 ± 0.9626
ea09 1342 1342/1342 1342 ± 0.000002078 5.098 4.849/5.812 5.213 ± 0.6388
ea10 1342 1342/1342 1342 ± 0.00004342 5.506 5.092/6.244 5.479 ± 0.7849
ea11 1342 1342/1342 1342 ± 0.0000346 5.638 5.358/6.398 5.688 ± 0.9217
ea12 1342 1342/1342 1342 ± 0.0000012 5.626 5.409/6.483 5.729 ± 0.8784
ea13 1342 1342/1342 1342 ± 0.000006985 6 5.682/6.39 5.913 ± 0.6975
ea14 1342 1342/1342 1342 ± 0.00002391 6.436 6.012/6.683 5.996 ± 0.9054
ea15 1342 1342/1342 1342 ± 0 5.465 5.343/6.312 5.667 ± 0.8069
ea16 1342 1342/1342 1342 ± 0.00002182 5.11 4.84/5.298 4.975 ± 0.4713
ea17 1342 1342/1342 1342 ± 0.0000415 5.834 5.654/6.436 5.857 ± 0.8998
ea18 1342 1342/1342 1342 ± 0.00001613 4.979 4.81/5.717 5.035 ± 0.6885
ea19 1342 1342/1342 1342 ± 0 5.738 5.458/6.589 5.871 ± 0.7726
ea20 1342 1342/1342 1342 ± 0.0000012 5.998 5.81/6.711 6.021 ± 0.949
ea21 1342 1342/1342 1342 ± 0.00002031 5.559 5.318/6.191 5.562 ± 0.7295
ea22 1342 1342/1342 1342 ± 0.00003481 5.39 5.076/6.363 5.543 ± 0.7844
ea23 1342 1342/1342 1342 ± 0.00003759 5.544 5.454/6.388 5.689 ± 0.8539
ea25 1342 1342/1342 1342 ± 0 5.425 5.305/5.508 5.397 ± 0.1672
ea26 1342 1342/1342 1342 ± 0.00001932 5.718 5.585/6.562 5.841 ± 0.7611
ea27 0 N/A 0 ± N/A 0 N/A 0 ± N/A
ea28 1342 1342/1342 1342 ± 0.00005286 6.454 5.628/6.786 5.951 ± 1.149
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 ± 0.00002547 5.479 5.307/5.692 5.432 ± 0.3496
3 1342 1342/1342 1342 ± 0.00002552 5.479 5.108/5.756 5.491 ± 0.4431
5 1342 1342/1342 1342 ± 0.00002547 5.49 5.376/5.616 5.485 ± 0.3619
6 1342 1342/1342 1342 ± 0.00002547 5.35 5.106/5.475 5.328 ± 0.3086
7 1342 1342/1342 1342 ± 0.00002547 5.36 5.124/5.464 5.321 ± 0.2968
8 1342 1342/1342 1342 ± 0.00002547 5.387 5.09/5.532 5.307 ± 0.3345
9 1342 1342/1342 1342 ± 0.00002547 5.619 5.377/5.813 5.55 ± 0.3809
10 1342 1342/1342 1342 ± 0.00002503 6.032 5.778/6.123 5.921 ± 0.3785
11 1342 1342/1342 1342 ± 0.00002503 6.248 5.898/6.408 6.152 ± 0.404
12 1342 1342/1342 1342 ± 0.00002503 6.447 6.055/6.565 6.315 ± 0.418
13 1342 1342/1342 1342 ± 0.00002504 6.749 6.235/6.933 6.589 ± 0.454
14 1342 1342/1342 1342 ± 0.00003103 6.665 6.159/6.931 6.513 ± 0.5218
15 1342 1342/1342 1342 ± 0.00002503 6.527 6.315/6.729 6.435 ± 0.5252
16 1342 1342/1342 1342 ± 0.00006088 3.988 3.835/4.175 4.003 ± 0.2471
17 1342 1342/1342 1342 ± 0.00006025 4.083 3.966/4.252 4.107 ± 0.2268
overwrite_modelcol
False
datacolumn
residual_data
vis
VLASS2.1.sb38478946.eb38565032.59070.1037453125_split_split.ms
output_dir
 
statwtmode
VLASS-SE
Start time
2024-12-05 05:52:54.323
End
2024-12-05 06:43:03.936
Duration
0:50:09.613
Note, WebLog generation is not included in the time.

CASA logs for stage 8