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

Statwt Summary Plot

VLASS2.1.sb38482214.eb38565046.59071.1506340625_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 5.27 5.1/5.989 5.387 ± 0.6961
ea02 1342 1342/1342 1342 ± 0.00004272 5.773 5.316/6.547 5.764 ± 0.8948
ea05 1342 1342/1342 1342 ± 0.00001112 5.597 5.101/6.182 5.651 ± 0.6939
ea06 1342 1342/1342 1342 ± 0 5.044 4.885/5.581 5.051 ± 0.6589
ea07 1342 1342/1342 1342 ± 0.00004337 5.754 5.279/5.931 5.485 ± 0.7256
ea08 1342 1342/1342 1342 ± 0.00004272 6.129 5.592/6.864 6.072 ± 0.9885
ea09 1342 1342/1342 1342 ± 0.00002786 4.331 3.268/5.589 4.469 ± 1.125
ea10 1342 1342/1342 1342 ± 0.00004279 5.454 5.079/6.256 5.499 ± 0.8143
ea11 1342 1342/1342 1342 ± 0 5.859 5.342/6.511 5.917 ± 0.6
ea12 1342 1342/1342 1342 ± 0.000001824 5.511 5.337/6.41 5.666 ± 0.9148
ea13 1342 1342/1342 1342 ± 0.00002741 6.035 5.679/6.526 5.979 ± 0.7066
ea14 1342 1342/1342 1342 ± 0.00001212 6.421 5.684/6.623 5.981 ± 0.913
ea15 1342 1342/1342 1342 ± 0 5.425 5.164/6.194 5.558 ± 0.8043
ea16 0 N/A 0 ± N/A 0 N/A 0 ± N/A
ea17 1342 1342/1342 1342 ± 0.00004339 5.925 5.543/6.779 5.888 ± 0.9066
ea18 1342 1342/1342 1342 ± 0.00002957 4.941 4.672/5.665 4.992 ± 0.7415
ea19 1342 1342/1342 1342 ± 0 5.781 5.423/6.448 5.882 ± 0.7102
ea20 1342 1342/1342 1342 ± 0.000009873 5.902 5.751/6.911 6.007 ± 1.075
ea21 1342 1342/1342 1342 ± 0.00001587 5.649 5.324/6.184 5.613 ± 0.7017
ea22 1342 1342/1342 1342 ± 0.00004227 5.366 5.016/6.459 5.596 ± 0.7991
ea23 0 N/A 0 ± N/A 0 N/A 0 ± N/A
ea25 1342 1342/1342 1342 ± 0 5.369 5.277/5.538 5.365 ± 0.1831
ea26 1342 1342/1342 1342 ± 0.00003725 5.584 5.482/6.555 5.803 ± 0.7405
ea27 1342 1342/1342 1342 ± 0.00004317 5.429 5.111/6.388 5.559 ± 0.8519
ea28 1342 1342/1342 1342 ± 0.00005287 6.406 6.061/6.859 6.012 ± 1.11
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.
3 1342 1342/1342 1342 ± 0.00002653 5.482 5.059/5.865 5.422 ± 0.6735
5 1342 1342/1342 1342 ± 0.0000263 5.37 5.159/5.482 5.273 ± 0.5486
6 1342 1342/1342 1342 ± 0.000026 5.351 5.14/5.461 5.235 ± 0.5098
7 1342 1342/1342 1342 ± 0.000026 5.294 5.134/5.418 5.228 ± 0.4913
8 1342 1342/1342 1342 ± 0.000026 5.281 5.085/5.434 5.168 ± 0.5195
9 1342 1342/1342 1342 ± 0.000026 5.554 5.394/5.793 5.455 ± 0.578
10 1342 1342/1342 1342 ± 0.00002543 5.998 5.752/6.14 5.948 ± 0.3628
11 1342 1342/1342 1342 ± 0.00002543 6.305 6.147/6.398 6.231 ± 0.3471
12 1342 1342/1342 1342 ± 0.00002543 6.445 6.136/6.548 6.355 ± 0.3597
13 1342 1342/1342 1342 ± 0.00002543 6.804 6.283/6.887 6.653 ± 0.3828
14 1342 1342/1342 1342 ± 0.00002593 6.703 6.169/6.948 6.568 ± 0.4749
15 1342 1342/1342 1342 ± 0.00002692 6.475 6.183/6.69 6.423 ± 0.4758
16 1342 1342/1342 1342 ± 0.00006071 4.083 3.862/4.34 4.111 ± 0.3186
17 1342 1342/1342 1342 ± 0.00006102 4.266 4.02/4.452 4.239 ± 0.3166
datacolumn
residual_data
statwtmode
VLASS-SE
overwrite_modelcol
False
output_dir
 
vis
VLASS2.1.sb38482214.eb38565046.59071.1506340625_split_split.ms
Start time
2024-04-22 05:01:16.944
End
2024-04-22 05:48:25.954
Duration
0:47:09.010
Note, WebLog generation is not included in the time.

CASA logs for stage 7