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

Statwt Summary Plot

VLASS2.1.sb38608477.eb38643773.59104.940213009264_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 5.663 5.32/6.115 5.748 ± 0.5839
ea02 1342 1342/1342 1342 ± 0 5.478 5.259/6.235 5.775 ± 0.6336
ea04 1342 1342/1342 1342 ± 0 5.274 4.957/5.911 5.447 ± 0.5768
ea05 1342 1342/1342 1342 ± 0 5.527 5.059/5.978 5.589 ± 0.5624
ea06 1342 1342/1342 1342 ± 0 5.019 4.767/5.403 5.095 ± 0.4034
ea07 1342 1342/1342 1342 ± 0 5.984 5.432/6.217 5.987 ± 0.5755
ea08 1342 1342/1342 1342 ± 0.000001222 5.708 5.541/6.668 6.11 ± 0.6975
ea09 1342 1342/1342 1342 ± 0 5.355 4.882/5.909 5.453 ± 0.6084
ea10 1342 1342/1342 1342 ± 0 6.007 5.363/6.62 6.008 ± 0.6856
ea11 0 N/A 0 ± N/A 0 N/A 0 ± N/A
ea12 1342 1342/1342 1342 ± 0 5.813 5.42/6.409 5.948 ± 0.6664
ea13 1342 1342/1342 1342 ± 0 5.554 5.16/6.027 5.648 ± 0.5528
ea14 1342 1342/1342 1342 ± 0 5.732 5.255/6.387 5.861 ± 0.6931
ea15 1342 1342/1342 1342 ± 0 5.375 5.017/6.098 5.595 ± 0.6803
ea16 1342 1342/1342 1342 ± 0 5.992 5.56/6.704 6.184 ± 0.745
ea17 1342 1342/1342 1342 ± 0 5.989 5.65/6.59 6.149 ± 0.646
ea18 1342 1342/1342 1342 ± 0 5.053 4.728/5.496 5.16 ± 0.5166
ea19 1342 1342/1342 1342 ± 0 5.8 5.387/6.518 6.014 ± 0.6479
ea20 1342 1342/1342 1342 ± 0 6.117 5.711/6.748 6.277 ± 0.6378
ea21 1342 1342/1342 1342 ± 0 5.629 5.274/6.143 5.769 ± 0.5644
ea22 1342 1342/1342 1342 ± 0 5.17 4.924/5.98 5.454 ± 0.632
ea23 1342 1342/1342 1342 ± 0 5.974 5.482/6.472 6.083 ± 0.6954
ea25 1342 1342/1342 1342 ± 0 5.675 5.441/6.274 5.881 ± 0.5954
ea26 1342 1342/1342 1342 ± 0 5.635 5.124/6.196 5.736 ± 0.6841
ea27 1342 1342/1342 1342 ± 0.000009666 5.642 5.331/6.437 5.805 ± 0.6135
ea28 1342 1342/1342 1342 ± 0.00001955 5.829 5.454/6.498 5.987 ± 0.6613
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 ± 0.00002392 5.278 5.114/5.552 5.329 ± 0.2954
3 1342 1342/1342 1342 ± 0.00002392 5.183 4.955/5.481 5.206 ± 0.3041
4 1342 1342/1342 1342 ± 0.00002392 5.287 4.956/5.46 5.19 ± 0.3502
5 1342 1342/1342 1342 ± 0.00002392 5.225 4.971/5.398 5.169 ± 0.2954
6 1342 1342/1342 1342 ± 0.00002392 5.236 5.06/5.387 5.211 ± 0.2695
7 1342 1342/1342 1342 ± 0.00002392 5.327 5.028/5.426 5.263 ± 0.2698
8 1342 1342/1342 1342 ± 0.00002392 5.238 4.929/5.443 5.204 ± 0.303
9 1342 1342/1342 1342 ± 0.00002392 5.543 5.223/5.817 5.49 ± 0.3572
10 1342 1342/1342 1342 ± 0.00002392 5.987 5.753/6.139 5.916 ± 0.3444
11 1342 1342/1342 1342 ± 0.00002392 6.177 5.922/6.341 6.134 ± 0.3446
12 1342 1342/1342 1342 ± 0.00002439 6.406 6.128/6.581 6.326 ± 0.3913
13 1342 1342/1342 1342 ± 0.00002392 6.791 6.55/7.025 6.757 ± 0.3959
14 1342 1342/1342 1342 ± 0.00002392 7.052 6.749/7.237 6.96 ± 0.4204
15 1342 1342/1342 1342 ± 0.00002392 6.711 6.476/6.894 6.614 ± 0.3955
16 1342 1342/1342 1342 ± 0.00002672 5.982 5.707/6.153 5.957 ± 0.3799
17 1342 1342/1342 1342 ± 0.00002673 5.957 5.741/6.227 5.958 ± 0.3602
output_dir
 
overwrite_modelcol
False
vis
VLASS2.1.sb38608477.eb38643773.59104.940213009264_split_split.ms
statwtmode
VLASS-SE
datacolumn
residual_data
Start time
2024-12-31 04:00:17.002
End
2024-12-31 04:49:55.171
Duration
0:49:38.169
Note, WebLog generation is not included in the time.

CASA logs for stage 8