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 5.919 5.314/6.138 5.769 ± 0.5237
ea02 1342 1342/1342 1342 ± 0.000005215 6.02 5.531/6.637 6.096 ± 0.5907
ea05 1342 1342/1342 1342 ± 0.000004825 5.978 5.387/6.498 5.869 ± 0.612
ea06 1342 1342/1342 1342 ± 0 4.884 4.737/5.266 4.992 ± 0.3073
ea07 1342 1342/1342 1342 ± 0.000001738 5.779 5.438/5.993 5.796 ± 0.4437
ea08 1342 1342/1342 1342 ± 0 6.144 5.66/6.865 6.261 ± 0.6406
ea09 1342 1342/1342 1342 ± 0 5.535 5.076/6.023 5.568 ± 0.5052
ea10 1342 1342/1342 1342 ± 0.00002061 5.823 5.361/6.621 5.947 ± 0.6414
ea11 1342 1342/1342 1342 ± 0 5.99 5.404/6.48 6.026 ± 0.5862
ea12 1342 1342/1342 1342 ± 0 6.048 5.413/6.497 6.054 ± 0.6349
ea13 1342 1342/1342 1342 ± 0 6.345 5.776/6.494 6.203 ± 0.4816
ea14 1342 1342/1342 1342 ± 0.000009726 6.162 5.455/6.646 6.063 ± 0.6788
ea15 1342 1342/1342 1342 ± 0 5.933 5.335/6.37 5.991 ± 0.6592
ea16 1342 1342/1342 1342 ± 0 5.23 5.096/5.401 5.192 ± 0.2412
ea17 1342 1342/1342 1342 ± 0 6.171 5.737/6.785 6.281 ± 0.6028
ea18 1342 1342/1342 1342 ± 0 5.313 4.927/5.772 5.338 ± 0.5204
ea19 1342 1342/1342 1342 ± 0 6.199 5.548/6.705 6.141 ± 0.6074
ea20 1342 1342/1342 1342 ± 0 6.455 5.841/6.922 6.366 ± 0.6154
ea21 1342 1342/1342 1342 ± 0.000003686 5.731 5.428/6.336 5.9 ± 0.5524
ea22 1342 1342/1342 1342 ± 0 6.128 5.404/6.507 5.94 ± 0.6056
ea23 1342 1342/1342 1342 ± 0.000005832 5.95 5.518/6.629 6.105 ± 0.6686
ea25 1342 1342/1342 1342 ± 0 5.349 5.32/5.505 5.378 ± 0.1702
ea26 1342 1342/1342 1342 ± 0 6.052 5.572/6.579 6.043 ± 0.527
ea27 1342 1342/1342 1342 ± 0.00003108 5.744 5.448/6.45 5.876 ± 0.5647
ea28 1342 1342/1342 1342 ± 0 5.804 5.561/6.657 6.062 ± 0.6338
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 ± 0.00002412 5.503 5.299/5.671 5.446 ± 0.2957
4 1342 1342/1342 1342 ± 0.00002449 5.34 5.142/5.505 5.314 ± 0.3349
5 1342 1342/1342 1342 ± 0.00002412 5.401 5.233/5.491 5.361 ± 0.2694
6 1342 1342/1342 1342 ± 0.00002404 5.393 5.257/5.502 5.356 ± 0.2544
7 1342 1342/1342 1342 ± 0.00002412 5.415 5.273/5.554 5.411 ± 0.2474
8 1342 1342/1342 1342 ± 0.00002412 5.435 5.199/5.561 5.381 ± 0.2865
9 1342 1342/1342 1342 ± 0.00002412 5.698 5.556/5.918 5.662 ± 0.3351
10 1342 1342/1342 1342 ± 0.00002508 6.168 5.934/6.276 6.084 ± 0.3279
11 1342 1342/1342 1342 ± 0.00002508 6.41 6.249/6.519 6.309 ± 0.3619
12 1342 1342/1342 1342 ± 0.00002508 6.508 6.259/6.661 6.441 ± 0.3796
13 1342 1342/1342 1342 ± 0.00002508 6.893 6.714/7.119 6.849 ± 0.4048
14 1342 1342/1342 1342 ± 0.00002513 7.094 6.868/7.243 6.991 ± 0.4381
15 1342 1342/1342 1342 ± 0.00002508 6.679 6.499/6.85 6.582 ± 0.408
16 1342 1342/1342 1342 ± 0.00003327 6.023 5.791/6.323 6.015 ± 0.3638
17 1342 1342/1342 1342 ± 0.00003317 6.024 5.803/6.306 6 ± 0.3626
output_dir
 
statwtmode
VLASS-SE
datacolumn
residual_data
overwrite_modelcol
False
vis
VLASS2.1.sb38539731.eb38565870.59072.39593302083_split_split.ms
Start time
2024-05-01 05:16:04.163
End
2024-05-01 06:12:27.922
Duration
0:56:23.759
Note, WebLog generation is not included in the time.

CASA logs for stage 7