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 5.3 5.144/6.121 5.556 ± 0.7852
ea02 1342 1342/1342 1342 ± 0.00004677 5.635 5.211/6.557 5.813 ± 0.9234
ea05 1342 1342/1342 1342 ± 0.00003047 5.605 5.087/6.5 5.727 ± 0.8329
ea06 1342 1342/1342 1342 ± 0.00002806 4.869 4.604/5.557 5.073 ± 0.6212
ea07 1342 1342/1342 1342 ± 0.00004181 5.731 5.26/6.001 5.597 ± 0.802
ea08 1342 1342/1342 1342 ± 0.00004208 5.963 5.599/6.883 6.134 ± 1.027
ea09 1342 1342/1342 1342 ± 0.00002191 4.217 3.31/5.721 4.536 ± 1.172
ea10 1342 1342/1342 1342 ± 0.00004315 5.279 5.006/6.383 5.529 ± 0.887
ea11 1342 1342/1342 1342 ± 0 5.573 5.411/6.484 5.972 ± 0.7019
ea12 1342 1342/1342 1342 ± 0.00002742 5.67 5.226/6.544 5.788 ± 0.932
ea13 1342 1342/1342 1342 ± 0.00001179 5.797 5.559/6.307 5.9 ± 0.768
ea14 1342 1342/1342 1342 ± 0.00005238 6.468 5.863/7.051 6.141 ± 1.047
ea15 1342 1342/1342 1342 ± 0.00002317 5.415 5.176/6.298 5.679 ± 0.8367
ea16 0 N/A 0 ± N/A 0 N/A 0 ± N/A
ea17 1342 1342/1342 1342 ± 0.00004088 5.697 5.452/7.042 5.956 ± 1.023
ea18 1342 1342/1342 1342 ± 0.00004143 4.819 4.672/5.743 5.078 ± 0.697
ea19 1342 1342/1342 1342 ± 0.00002243 5.806 5.451/6.718 5.951 ± 0.8768
ea20 1342 1342/1342 1342 ± 0.00003641 5.907 5.715/7.048 6.111 ± 1.003
ea21 1342 1342/1342 1342 ± 0.00004095 5.521 5.318/6.332 5.699 ± 0.8424
ea22 1342 1342/1342 1342 ± 0.00003929 5.346 5.023/6.473 5.652 ± 0.893
ea23 0 N/A 0 ± N/A 0 N/A 0 ± N/A
ea25 1342 1342/1342 1342 ± 0 5.304 5.272/5.371 5.287 ± 0.1536
ea26 1342 1342/1342 1342 ± 0.00002514 5.683 5.449/6.556 5.825 ± 0.8324
ea27 1342 1342/1342 1342 ± 0.00004236 5.436 5.264/6.481 5.642 ± 0.8721
ea28 1342 1342/1342 1342 ± 0.00005268 6.545 6.046/6.88 6.068 ± 1.115
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 ± 0.000026 5.33 5.173/5.661 5.309 ± 0.5174
5 1342 1342/1342 1342 ± 0.00002728 5.55 5.26/5.739 5.443 ± 0.581
6 1342 1342/1342 1342 ± 0.000026 5.324 5.143/5.448 5.195 ± 0.5084
7 1342 1342/1342 1342 ± 0.000026 5.266 5.084/5.463 5.189 ± 0.4892
8 1342 1342/1342 1342 ± 0.000026 5.213 5.027/5.433 5.129 ± 0.5059
9 1342 1342/1342 1342 ± 0.00002614 5.498 5.223/5.576 5.313 ± 0.5697
10 1342 1342/1342 1342 ± 0.00002543 6.048 5.833/6.151 5.969 ± 0.3456
11 1342 1342/1342 1342 ± 0.00002543 6.297 6.232/6.421 6.232 ± 0.352
12 1342 1342/1342 1342 ± 0.00002543 6.483 6.275/6.556 6.404 ± 0.3596
13 1342 1342/1342 1342 ± 0.00002543 6.875 6.519/7.059 6.794 ± 0.3856
14 1342 1342/1342 1342 ± 0.00002543 7.073 6.797/7.245 6.979 ± 0.4259
15 1342 1342/1342 1342 ± 0.00002627 6.64 6.492/6.913 6.602 ± 0.4495
16 1342 1342/1342 1342 ± 0.00005472 4.222 4.068/4.34 4.203 ± 0.1895
17 1342 1342/1342 1342 ± 0.00005885 4.249 4.079/4.451 4.267 ± 0.2381
statwtmode
VLASS-SE
datacolumn
residual_data
vis
VLASS2.1.sb38482214.eb38565046.59071.1506340625_split_split.ms
overwrite_modelcol
False
output_dir
 
Start time
2024-04-22 00:09:14.515
End
2024-04-22 00:49:00.497
Duration
0:39:45.982
Note, WebLog generation is not included in the time.

CASA logs for stage 7