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

Statwt Summary Plot

VLASS2.1.sb38563510.eb38566235.59073.10379631944_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 5.099 4.952/5.724 5.167 ± 0.8308
ea02 1342 1342/1342 1342 ± 0.00004119 5.408 5.088/6.177 5.386 ± 0.957
ea05 1342 1342/1342 1342 ± 0.00002224 5.31 4.979/6.348 5.486 ± 0.8362
ea06 1342 1342/1342 1342 ± 0.000006027 4.654 4.495/5.086 4.665 ± 0.5982
ea07 1342 1342/1342 1342 ± 0.00004211 5.541 5.13/5.782 5.299 ± 0.8061
ea08 1342 1342/1342 1342 ± 0.00004155 5.627 5.324/6.445 5.645 ± 1.014
ea09 1342 1342/1342 1342 ± 0.00001524 4.776 4.628/5.451 4.893 ± 0.622
ea10 1342 1342/1342 1342 ± 0.00004222 5.22 4.963/6.098 5.338 ± 0.9095
ea11 1342 1342/1342 1342 ± 0.00004147 5.409 5.04/6.286 5.449 ± 1.01
ea12 1342 1342/1342 1342 ± 0.000006263 5.349 5.028/6.244 5.43 ± 1.005
ea13 1342 1342/1342 1342 ± 0.00001805 5.248 5.108/5.853 5.357 ± 0.6953
ea14 1342 1342/1342 1342 ± 0.00001539 6.412 5.893/6.735 5.816 ± 1.18
ea15 1342 1342/1342 1342 ± 0 4.812 4.57/5.909 5.192 ± 0.8993
ea16 1342 1342/1342 1342 ± 0 4.983 4.867/5.163 4.976 ± 0.1785
ea17 1342 1342/1342 1342 ± 0.00004122 5.47 5.183/6.454 5.529 ± 0.9979
ea18 1342 1342/1342 1342 ± 0.00003729 4.873 4.485/5.551 4.821 ± 0.8004
ea19 1342 1342/1342 1342 ± 0.000003719 5.693 5.331/6.556 5.725 ± 0.9036
ea20 1342 1342/1342 1342 ± 0.00002928 5.634 5.448/6.727 5.712 ± 1.113
ea21 1342 1342/1342 1342 ± 0.00003027 5.366 5.156/6.168 5.443 ± 0.871
ea22 1342 1342/1342 1342 ± 0.00002896 5.205 4.823/6.191 5.292 ± 0.9009
ea23 1342 1342/1342 1342 ± 0.00004164 5.407 5.099/6.383 5.519 ± 0.9366
ea25 1342 1342/1342 1342 ± 0 5.124 5.066/5.199 5.112 ± 0.1375
ea26 1342 1342/1342 1342 ± 0.00001793 5.164 4.966/6.021 5.255 ± 0.7198
ea27 1342 1342/1342 1342 ± 0.00004392 5.263 4.898/6.148 5.294 ± 0.8936
ea28 1342 1342/1342 1342 ± 0.00004305 5.421 5.173/6.207 5.415 ± 0.9429
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 ± 0.00002455 5.221 5.082/5.453 5.224 ± 0.2805
3 1342 1342/1342 1342 ± 0.00002844 4.757 4.623/4.975 4.841 ± 0.326
5 1342 1342/1342 1342 ± 0.00002466 5.16 4.929/5.247 5.074 ± 0.3174
6 1342 1342/1342 1342 ± 0.00002455 5.112 4.951/5.224 5.052 ± 0.2531
7 1342 1342/1342 1342 ± 0.00002455 5.068 4.99/5.229 5.06 ± 0.2279
8 1342 1342/1342 1342 ± 0.00002455 5.049 4.909/5.267 5.04 ± 0.269
9 1342 1342/1342 1342 ± 0.00002455 5.323 5.181/5.584 5.312 ± 0.3249
10 1342 1342/1342 1342 ± 0.00002505 5.768 5.559/5.905 5.704 ± 0.3345
11 1342 1342/1342 1342 ± 0.00002505 6.037 5.785/6.207 5.979 ± 0.3528
12 1342 1342/1342 1342 ± 0.00002505 6.275 5.907/6.387 6.162 ± 0.3672
13 1342 1342/1342 1342 ± 0.00002511 6.41 6.116/6.758 6.4 ± 0.4008
14 1342 1342/1342 1342 ± 0.00003081 6.291 5.988/6.697 6.303 ± 0.4653
15 1342 1342/1342 1342 ± 0.00002505 6.497 6.346/6.733 6.433 ± 0.4482
16 1342 1342/1342 1342 ± 0.00005929 3.559 3.401/3.823 3.604 ± 0.2675
17 1342 1342/1342 1342 ± 0.00006103 3.597 3.465/3.823 3.635 ± 0.2452
statwtmode
VLASS-SE
output_dir
 
overwrite_modelcol
False
datacolumn
residual_data
vis
VLASS2.1.sb38563510.eb38566235.59073.10379631944_split_split.ms
Start time
2025-01-25 11:12:03.385
End
2025-01-25 11:37:10.704
Duration
0:25:07.319
Note, WebLog generation is not included in the time.

CASA logs for stage 8