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

Statwt Summary Plot

VLASS2.1.sb38541375.eb38627613.59093.84554634259_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 5.487 5.176/5.928 5.61 ± 0.519
ea02 0 N/A 0 ± N/A 0 N/A 0 ± N/A
ea04 1342 1342/1342 1342 ± 0 5.401 5.043/5.948 5.545 ± 0.5372
ea05 1342 1342/1342 1342 ± 0 5.59 5.233/6.186 5.727 ± 0.5808
ea06 1342 1342/1342 1342 ± 0 4.92 4.67/5.288 4.991 ± 0.3676
ea07 1342 1342/1342 1342 ± 0 5.744 5.38/6.179 5.899 ± 0.5531
ea08 1342 1342/1342 1342 ± 0 5.772 5.437/6.485 5.953 ± 0.6674
ea09 1342 1342/1342 1342 ± 0 5.556 5.158/6.304 5.682 ± 0.6156
ea10 1342 1342/1342 1342 ± 0 5.688 5.261/6.522 5.845 ± 0.6657
ea11 0 N/A 0 ± N/A 0 N/A 0 ± N/A
ea12 1342 1342/1342 1342 ± 0 5.702 5.272/6.175 5.812 ± 0.5787
ea13 1342 1342/1342 1342 ± 0 5.922 5.645/6.237 5.998 ± 0.481
ea14 1342 1342/1342 1342 ± 0 5.754 5.201/6.278 5.763 ± 0.6372
ea15 1342 1342/1342 1342 ± 0 5.73 5.092/6.155 5.69 ± 0.6589
ea16 1342 1342/1342 1342 ± 0 6.01 5.566/6.454 6.088 ± 0.6778
ea17 1342 1342/1342 1342 ± 0.000008032 5.905 5.487/6.379 5.99 ± 0.6256
ea18 1342 1342/1342 1342 ± 0 4.992 4.722/5.397 5.065 ± 0.4701
ea19 1342 1342/1342 1342 ± 0 5.908 5.501/6.502 6.041 ± 0.6244
ea20 1342 1342/1342 1342 ± 0 6.046 5.667/6.608 6.12 ± 0.6243
ea21 1342 1342/1342 1342 ± 0 5.543 5.192/6.142 5.699 ± 0.5392
ea22 1342 1342/1342 1342 ± 0 5.748 5.116/6.27 5.671 ± 0.6277
ea23 1342 1342/1342 1342 ± 0 5.922 5.45/6.527 6.024 ± 0.6547
ea25 1342 1342/1342 1342 ± 0.000001643 5.527 5.206/6.03 5.623 ± 0.5692
ea26 1342 1342/1342 1342 ± 0 6.036 5.575/6.647 6.049 ± 0.6192
ea27 1342 1342/1342 1342 ± 0.00002896 5.513 5.229/6.3 5.684 ± 0.5916
ea28 1342 1342/1342 1342 ± 0 5.558 5.32/6.304 5.765 ± 0.6349
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 ± 0.00002439 5.337 5.152/5.54 5.328 ± 0.246
3 1342 1342/1342 1342 ± 0.00002689 4.988 4.798/5.204 4.995 ± 0.2565
4 1342 1342/1342 1342 ± 0.00002439 5.188 4.946/5.303 5.119 ± 0.2982
5 1342 1342/1342 1342 ± 0.00002508 5.187 4.954/5.328 5.169 ± 0.2837
6 1342 1342/1342 1342 ± 0.00002439 5.277 5.115/5.451 5.25 ± 0.2795
7 1342 1342/1342 1342 ± 0.00002439 5.307 5.189/5.49 5.32 ± 0.2489
8 1342 1342/1342 1342 ± 0.00002439 5.312 5.11/5.458 5.276 ± 0.2752
9 1342 1342/1342 1342 ± 0.00002439 5.539 5.406/5.824 5.54 ± 0.3141
10 1342 1342/1342 1342 ± 0.00002439 5.957 5.832/6.15 5.944 ± 0.3049
11 1342 1342/1342 1342 ± 0.00002439 6.207 6.08/6.35 6.159 ± 0.3291
12 1342 1342/1342 1342 ± 0.00002439 6.331 6.161/6.549 6.295 ± 0.3482
13 1342 1342/1342 1342 ± 0.00002439 6.734 6.585/6.882 6.696 ± 0.3668
14 1342 1342/1342 1342 ± 0.00002439 6.862 6.714/7.145 6.844 ± 0.3932
15 1342 1342/1342 1342 ± 0.00002439 6.55 6.368/6.683 6.466 ± 0.3823
16 1342 1342/1342 1342 ± 0.00002873 5.855 5.681/6.094 5.863 ± 0.3223
17 1342 1342/1342 1342 ± 0.00002994 5.792 5.657/6.042 5.814 ± 0.3089
statwtmode
VLASS-SE
datacolumn
residual_data
overwrite_modelcol
False
output_dir
 
vis
VLASS2.1.sb38541375.eb38627613.59093.84554634259_split_split.ms
Start time
2024-05-01 09:52:17.638
End
2024-05-01 10:43:55.819
Duration
0:51:38.181
Note, WebLog generation is not included in the time.

CASA logs for stage 7