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 5.325 5.224/5.951 5.424 ± 0.7613
ea02 1342 1342/1342 1342 ± 0.00004209 5.805 5.344/6.465 5.728 ± 0.9391
ea05 1342 1342/1342 1342 ± 0.00001698 5.483 5.119/6.473 5.72 ± 0.7636
ea06 1342 1342/1342 1342 ± 0.000001572 4.86 4.809/5.393 4.952 ± 0.5551
ea07 1342 1342/1342 1342 ± 0.00004203 5.833 5.383/6.005 5.637 ± 0.7781
ea08 1342 1342/1342 1342 ± 0.00004203 5.962 5.63/6.751 5.955 ± 1.013
ea09 1342 1342/1342 1342 ± 0.00002139 3.812 3.368/5.767 4.436 ± 1.146
ea10 1342 1342/1342 1342 ± 0.00004203 5.392 5.109/6.409 5.566 ± 0.865
ea11 1342 1342/1342 1342 ± 0 5.889 5.343/6.497 6.003 ± 0.6336
ea12 1342 1342/1342 1342 ± 0.000003144 5.567 5.396/6.572 5.801 ± 0.9248
ea13 1342 1342/1342 1342 ± 0.00002363 5.906 5.743/6.392 5.893 ± 0.7685
ea14 1342 1342/1342 1342 ± 0.00001693 6.548 5.782/6.925 6.151 ± 1.072
ea15 1342 1342/1342 1342 ± 0 5.297 5.17/6.194 5.586 ± 0.8093
ea16 0 N/A 0 ± N/A 0 N/A 0 ± N/A
ea17 1342 1342/1342 1342 ± 0.00004187 5.837 5.65/6.601 5.902 ± 0.9139
ea18 1342 1342/1342 1342 ± 0.00002793 4.965 4.723/5.793 5.071 ± 0.721
ea19 1342 1342/1342 1342 ± 0.000009407 5.624 5.463/6.71 5.916 ± 0.8082
ea20 1342 1342/1342 1342 ± 0.00001473 5.978 5.788/7.045 6.099 ± 1.012
ea21 1342 1342/1342 1342 ± 0.00002634 5.481 5.369/6.358 5.728 ± 0.7682
ea22 1342 1342/1342 1342 ± 0.00004175 5.374 5.152/6.298 5.499 ± 0.8551
ea23 0 N/A 0 ± N/A 0 N/A 0 ± N/A
ea25 1342 1342/1342 1342 ± 0 5.376 5.307/5.396 5.352 ± 0.143
ea26 1342 1342/1342 1342 ± 0.0000178 5.677 5.526/6.618 5.781 ± 0.8215
ea27 1342 1342/1342 1342 ± 0.00004209 5.479 5.142/6.395 5.595 ± 0.8507
ea28 1342 1342/1342 1342 ± 0.00005286 6.517 5.731/6.631 5.928 ± 1.146
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 ± 0.00002608 5.454 5.269/5.761 5.41 ± 0.5092
3 1342 1342/1342 1342 ± 0.00002611 5.33 5.155/5.448 5.219 ± 0.4923
5 1342 1342/1342 1342 ± 0.00002608 5.394 5.276/5.553 5.294 ± 0.5615
6 1342 1342/1342 1342 ± 0.00002608 5.404 5.209/5.474 5.278 ± 0.5118
7 1342 1342/1342 1342 ± 0.00002608 5.343 5.175/5.486 5.269 ± 0.4948
8 1342 1342/1342 1342 ± 0.00002608 5.352 5.08/5.466 5.207 ± 0.5171
9 1342 1342/1342 1342 ± 0.00002608 5.59 5.427/5.845 5.485 ± 0.5832
10 1342 1342/1342 1342 ± 0.00002551 6.079 5.845/6.164 6.001 ± 0.3556
11 1342 1342/1342 1342 ± 0.00002551 6.382 6.196/6.492 6.276 ± 0.3631
12 1342 1342/1342 1342 ± 0.00002551 6.527 6.171/6.632 6.433 ± 0.3691
13 1342 1342/1342 1342 ± 0.00002551 6.73 6.406/7.05 6.689 ± 0.422
14 1342 1342/1342 1342 ± 0.00002577 6.681 6.27/6.972 6.617 ± 0.4957
15 1342 1342/1342 1342 ± 0.00002608 6.74 6.581/6.985 6.672 ± 0.4787
16 1342 1342/1342 1342 ± 0.00006075 4.047 3.892/4.249 4.1 ± 0.2774
17 1342 1342/1342 1342 ± 0.00006101 4.009 3.858/4.287 4.077 ± 0.2807
datacolumn
residual_data
overwrite_modelcol
False
statwtmode
VLASS-SE
vis
VLASS2.1.sb38482214.eb38565046.59071.1506340625_split_split.ms
output_dir
 
Start time
2025-01-25 04:01:57.800
End
2025-01-25 04:28:52.438
Duration
0:26:54.638
Note, WebLog generation is not included in the time.

CASA logs for stage 8