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

Statwt Summary Plot

VLASS2.1.sb38453816.eb38509426.59047.17567765046_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 5.365 5.265/6.015 5.522 ± 0.6372
ea02 1342 1342/1342 1342 ± 0.00003482 5.627 5.201/6.14 5.568 ± 0.7238
ea04 1342 1342/1342 1342 ± 0.00004112 5.367 5.051/6.024 5.382 ± 0.7989
ea05 1342 1342/1342 1342 ± 0.00003056 5.738 5.291/6.763 5.859 ± 0.9987
ea06 1342 1342/1342 1342 ± 0.00004033 5.3 4.946/5.853 5.26 ± 0.7509
ea07 1342 1342/1342 1342 ± 0.00003379 5.963 5.478/6.304 5.876 ± 0.7661
ea08 1342 1342/1342 1342 ± 0.00003268 6.144 5.678/6.839 6.169 ± 0.8764
ea09 1342 1342/1342 1342 ± 0.00003282 5.28 4.906/5.715 5.197 ± 0.7191
ea10 1342 1342/1342 1342 ± 0.0000332 5.645 4.946/5.982 5.384 ± 0.6752
ea11 1342 1342/1342 1342 ± 0.00003448 5.944 5.426/6.373 5.786 ± 0.7579
ea12 1342 1342/1342 1342 ± 0.00003951 5.734 5.446/6.525 5.732 ± 0.8628
ea13 1342 1342/1342 1342 ± 0.00002102 5.45 5.361/5.927 5.513 ± 0.7448
ea14 1342 1342/1342 1342 ± 0.00003656 5.554 5.28/6.218 5.59 ± 0.7518
ea15 0 N/A 0 ± N/A 0 N/A 0 ± N/A
ea16 1342 1342/1342 1342 ± 0.00003513 6.07 5.644/6.919 6.136 ± 1.049
ea17 1342 1342/1342 1342 ± 0.00003395 6.057 5.616/6.771 6.086 ± 0.8476
ea18 1342 1342/1342 1342 ± 0.00003632 5.065 4.905/5.646 5.142 ± 0.6076
ea19 1342 1342/1342 1342 ± 0.00002013 6.109 5.796/6.811 6.135 ± 1.01
ea20 1342 1342/1342 1342 ± 0.00003824 5.917 5.794/6.726 6.026 ± 0.8951
ea21 1342 1342/1342 1342 ± 0.00003625 5.496 5.265/6.09 5.513 ± 0.7879
ea22 1342 1342/1342 1342 ± 0.00003885 5.424 5.184/6.375 5.587 ± 0.8983
ea23 1342 1342/1342 1342 ± 0.00003404 5.799 5.463/6.427 5.826 ± 0.8058
ea24 1342 1342/1342 1342 ± 0.00002052 5.217 4.796/6.13 5.329 ± 0.7987
ea25 1342 1342/1342 1342 ± 0.00003403 5.958 5.338/6.167 5.63 ± 0.6951
ea26 1342 1342/1342 1342 ± 0.0000344 5.705 5.562/6.63 5.85 ± 0.9434
ea27 1342 1342/1342 1342 ± 0.0000336 5.745 5.457/6.44 5.801 ± 0.7464
ea28 1342 1342/1342 1342 ± 0.00003447 5.679 5.338/6.367 5.746 ± 0.736
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 ± 0.00002351 5.424 5.227/5.668 5.427 ± 0.3158
5 1342 1342/1342 1342 ± 0.00002872 5.132 5.011/5.441 5.247 ± 0.3444
6 1342 1342/1342 1342 ± 0.00002351 5.346 5.074/5.503 5.326 ± 0.2891
7 1342 1342/1342 1342 ± 0.00002351 5.351 5.185/5.549 5.364 ± 0.2743
8 1342 1342/1342 1342 ± 0.00002351 5.297 5.048/5.563 5.304 ± 0.3108
9 1342 1342/1342 1342 ± 0.00002402 5.623 5.389/5.904 5.618 ± 0.3016
10 1342 1342/1342 1342 ± 0.00002351 5.981 5.824/6.181 5.975 ± 0.3234
11 1342 1342/1342 1342 ± 0.00002351 6.222 6.01/6.463 6.227 ± 0.3297
12 1342 1342/1342 1342 ± 0.00002351 6.31 6.092/6.627 6.374 ± 0.3726
13 1342 1342/1342 1342 ± 0.0000237 6.435 6.2/6.776 6.488 ± 0.4432
14 1342 1342/1342 1342 ± 0.00002448 6.476 6.316/6.908 6.585 ± 0.4725
15 1342 1342/1342 1342 ± 0.00002478 6.371 6.086/6.643 6.366 ± 0.4191
16 1342 1342/1342 1342 ± 0.00005095 3.836 3.716/3.949 3.831 ± 0.191
17 1342 1342/1342 1342 ± 0.00004762 3.854 3.658/4.064 3.873 ± 0.3194
statwtmode
VLASS-SE
output_dir
 
overwrite_modelcol
False
datacolumn
residual_data
vis
VLASS2.1.sb38453816.eb38509426.59047.17567765046_split_split.ms
Start time
2024-08-01 20:01:10.790
End
2024-08-01 21:15:10.788
Duration
1:13:59.998
Note, WebLog generation is not included in the time.

CASA logs for stage 8