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 5.333 5.286/5.976 5.407 ± 0.8192
ea02 1342 1342/1342 1342 ± 0.00004137 5.905 5.368/6.616 5.741 ± 1.025
ea05 1342 1342/1342 1342 ± 0.0000161 5.631 5.104/6.383 5.581 ± 0.817
ea06 1342 1342/1342 1342 ± 0.000008178 4.746 4.613/5.212 4.772 ± 0.5873
ea07 1342 1342/1342 1342 ± 0.00004158 5.859 5.377/5.989 5.53 ± 0.808
ea08 1342 1342/1342 1342 ± 0.0000415 6.023 5.601/6.831 5.975 ± 1.07
ea09 1342 1342/1342 1342 ± 0.000003793 5.111 4.897/5.754 5.174 ± 0.6633
ea10 1342 1342/1342 1342 ± 0.00004247 5.584 5.248/6.362 5.622 ± 0.9202
ea11 1342 1342/1342 1342 ± 0.00004098 5.644 5.302/6.526 5.705 ± 1.033
ea12 1342 1342/1342 1342 ± 0.00001242 5.5 5.234/6.429 5.632 ± 1.013
ea13 1342 1342/1342 1342 ± 0.000007334 5.911 5.671/6.413 5.914 ± 0.8377
ea14 1342 1342/1342 1342 ± 0.00001248 6.643 6.089/6.853 6.016 ± 1.214
ea15 1342 1342/1342 1342 ± 0 5.178 5.006/6.215 5.511 ± 0.9369
ea16 1342 1342/1342 1342 ± 0 5.188 5.046/5.4 5.172 ± 0.212
ea17 1342 1342/1342 1342 ± 0.00004224 5.799 5.616/6.758 5.854 ± 1.052
ea18 1342 1342/1342 1342 ± 0.00003371 5 4.628/5.743 5.005 ± 0.8104
ea19 1342 1342/1342 1342 ± 0.000004895 5.663 5.431/6.671 5.809 ± 0.8721
ea20 1342 1342/1342 1342 ± 0.0000273 5.893 5.685/6.998 5.947 ± 1.144
ea21 1342 1342/1342 1342 ± 0.00002517 5.628 5.384/6.364 5.628 ± 0.8912
ea22 1342 1342/1342 1342 ± 0.00002436 5.486 5.082/6.513 5.594 ± 0.9411
ea23 1342 1342/1342 1342 ± 0.0000415 5.63 5.521/6.588 5.815 ± 0.9565
ea25 1342 1342/1342 1342 ± 0 5.392 5.333/5.48 5.383 ± 0.1732
ea26 1342 1342/1342 1342 ± 0.000009394 5.669 5.504/6.659 5.813 ± 0.8516
ea27 1342 1342/1342 1342 ± 0.00004348 5.455 5.16/6.389 5.546 ± 0.8937
ea28 1342 1342/1342 1342 ± 0.00004279 5.663 5.417/6.465 5.675 ± 0.9593
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 ± 0.00002445 5.58 5.345/5.779 5.512 ± 0.3243
3 1342 1342/1342 1342 ± 0.00002619 5.34 5.116/5.544 5.32 ± 0.2797
5 1342 1342/1342 1342 ± 0.00002445 5.471 5.287/5.608 5.405 ± 0.3703
6 1342 1342/1342 1342 ± 0.00002445 5.367 5.135/5.458 5.315 ± 0.3053
7 1342 1342/1342 1342 ± 0.00002445 5.33 5.191/5.526 5.324 ± 0.2686
8 1342 1342/1342 1342 ± 0.00002445 5.375 5.107/5.543 5.289 ± 0.3017
9 1342 1342/1342 1342 ± 0.00002445 5.648 5.428/5.885 5.587 ± 0.3729
10 1342 1342/1342 1342 ± 0.00002495 6.092 5.866/6.225 5.994 ± 0.3793
11 1342 1342/1342 1342 ± 0.00002495 6.407 6.109/6.485 6.273 ± 0.3869
12 1342 1342/1342 1342 ± 0.00002495 6.533 6.196/6.676 6.45 ± 0.3979
13 1342 1342/1342 1342 ± 0.00002495 6.81 6.401/7.008 6.711 ± 0.4174
14 1342 1342/1342 1342 ± 0.00003057 6.694 6.138/6.949 6.565 ± 0.4973
15 1342 1342/1342 1342 ± 0.00002495 6.838 6.651/7.007 6.712 ± 0.5032
16 1342 1342/1342 1342 ± 0.00006048 3.741 3.595/3.94 3.769 ± 0.249
17 1342 1342/1342 1342 ± 0.000061 3.753 3.615/3.946 3.778 ± 0.2416
output_dir
 
datacolumn
residual_data
vis
VLASS2.1.sb38563510.eb38566235.59073.10379631944_split_split.ms
overwrite_modelcol
False
statwtmode
VLASS-SE
Start time
2025-02-01 02:16:22.430
End
2025-02-01 02:44:47.905
Duration
0:28:25.475
Note, WebLog generation is not included in the time.

CASA logs for stage 8