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

Statwt Summary Plot

VLASS3.2.sb45663667.eb45887130.60436.11477922453_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 6.207 5.701/6.546 6.092 ± 0.7039
ea02 1342 1342/1342 1342 ± 0.000001338 6.354 5.635/6.509 6.218 ± 0.6699
ea03 1342 1342/1342 1342 ± 0 6.124 5.481/6.704 6.181 ± 0.6908
ea04 1342 1342/1342 1342 ± 0.000009529 5.488 4.993/5.905 5.453 ± 0.6281
ea05 1342 1342/1342 1342 ± 0.000006814 6.071 5.396/6.725 5.98 ± 0.7188
ea06 1342 1342/1342 1342 ± 0 6.073 5.164/6.18 5.809 ± 0.6134
ea07 1342 1342/1342 1342 ± 0 6.08 5.347/6.343 5.934 ± 0.7108
ea08 1342 1342/1342 1342 ± 0 6.653 5.745/6.865 6.422 ± 0.6673
ea09 1342 1342/1342 1342 ± 0 5.784 5.275/6.503 5.91 ± 0.6646
ea10 1342 1342/1342 1342 ± 0.000002318 5.598 5.074/6.034 5.511 ± 0.6232
ea11 1342 1342/1342 1342 ± 0.00001271 5.477 5.193/6.263 5.603 ± 0.698
ea12 1342 1342/1342 1342 ± 0.00000232 5.644 5.329/6.299 5.753 ± 0.647
ea13 1342 1342/1342 1342 ± 0.00001291 5.947 5.6/6.216 5.897 ± 0.5984
ea14 1342 1342/1342 1342 ± 0.00001271 6.13 5.653/6.572 6.126 ± 0.6885
ea15 1342 1342/1342 1342 ± 0.00002339 6.195 5.588/6.626 6.123 ± 0.8125
ea16 1342 1342/1342 1342 ± 0 6.237 5.712/6.768 6.324 ± 0.7044
ea17 1342 1342/1342 1342 ± 0.00000232 6.257 5.822/7.059 6.323 ± 0.7717
ea18 1342 1342/1342 1342 ± 0.000001338 6.57 5.993/7.238 6.541 ± 0.6905
ea19 1342 1342/1342 1342 ± 0 6.126 5.505/6.607 6.008 ± 0.689
ea20 0 N/A 0 ± N/A 0 N/A 0 ± N/A
ea21 1342 1342/1342 1342 ± 0 5.443 5.166/5.872 5.576 ± 0.4684
ea22 1342 1342/1342 1342 ± 0 6.326 5.664/6.699 6.14 ± 0.6826
ea23 1342 1342/1342 1342 ± 0.00001677 6.202 5.529/6.379 6.029 ± 0.7412
ea24 1342 1342/1342 1342 ± 0 6.27 5.463/6.654 6.044 ± 0.6247
ea25 1342 1342/1342 1342 ± 0 6.493 5.773/7.021 6.513 ± 0.7727
ea27 1342 1342/1342 1342 ± 0.000001361 6.058 5.303/6.495 5.952 ± 0.6599
ea28 1342 1342/1342 1342 ± 0 6.357 5.789/6.877 6.357 ± 0.6252
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 ± 0.00002349 5.543 5.346/5.76 5.558 ± 0.2594
3 1342 1342/1342 1342 ± 0.00004344 4.669 4.415/5.027 4.752 ± 0.4966
4 1342 1342/1342 1342 ± 0.00002349 5.4 5.125/5.688 5.405 ± 0.3416
5 1342 1342/1342 1342 ± 0.00002349 5.531 5.286/5.837 5.559 ± 0.3263
6 1342 1342/1342 1342 ± 0.00002349 5.342 5.061/5.53 5.311 ± 0.2977
7 1342 1342/1342 1342 ± 0.00002349 5.538 5.408/5.733 5.522 ± 0.2553
8 1342 1342/1342 1342 ± 0.00002349 5.472 5.272/5.65 5.443 ± 0.2813
9 1342 1342/1342 1342 ± 0.00002349 5.731 5.607/5.984 5.745 ± 0.2921
10 1342 1342/1342 1342 ± 0.00002349 6.231 6.076/6.328 6.178 ± 0.2625
11 1342 1342/1342 1342 ± 0.00002349 6.445 6.222/6.543 6.39 ± 0.2873
12 1342 1342/1342 1342 ± 0.00002349 6.582 6.281/6.738 6.53 ± 0.3375
13 1342 1342/1342 1342 ± 0.00002349 7.026 6.681/7.282 6.993 ± 0.363
14 1342 1342/1342 1342 ± 0.00002349 7.29 6.936/7.466 7.204 ± 0.3785
15 1342 1342/1342 1342 ± 0.00002349 7.015 6.631/7.272 6.924 ± 0.3921
16 1342 1342/1342 1342 ± 0.00002349 6.293 6.092/6.581 6.304 ± 0.3999
17 1342 1342/1342 1342 ± 0.00002349 6.307 6.113/6.514 6.263 ± 0.3938
overwrite_modelcol
False
datacolumn
residual_data
output_dir
 
vis
VLASS3.2.sb45663667.eb45887130.60436.11477922453_split_split.ms
statwtmode
VLASS-SE
Start time
2025-07-25 21:23:41.861
End
2025-07-25 22:08:37.058
Duration
0:44:55.197
Note, WebLog generation is not included in the time.

CASA logs for stage 8