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

Statwt Summary Plot

VLASS2.1.sb38452360.eb38575738.59077.463367233795_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 5.65 5.03/5.93 5.461 ± 0.6736
ea02 1342 1342/1342 1342 ± 0.00003282 6.03 5.012/6.43 5.747 ± 0.944
ea04 1342 1342/1342 1342 ± 0.00003168 5.371 4.87/5.91 5.325 ± 0.6885
ea05 1342 1342/1342 1342 ± 0.00002 5.322 4.932/6.332 5.583 ± 0.9051
ea06 1342 1342/1342 1342 ± 0.00003188 5.432 4.358/5.563 4.97 ± 0.6834
ea07 1342 1342/1342 1342 ± 0.00002833 5.859 5.15/6.324 5.663 ± 0.7734
ea08 1342 1342/1342 1342 ± 0.00002904 6.444 5.425/6.693 6.054 ± 0.9142
ea09 1342 1342/1342 1342 ± 0.00002216 5.439 4.947/6.229 5.543 ± 0.8399
ea10 1342 1342/1342 1342 ± 0.0000298 5.938 4.868/6.262 5.568 ± 0.8117
ea11 0 N/A 0 ± N/A 0 N/A 0 ± N/A
ea12 1342 1342/1342 1342 ± 0.00003007 5.686 5.021/6.235 5.575 ± 0.751
ea13 1342 1342/1342 1342 ± 0.00001861 5.493 5.284/6.094 5.736 ± 0.833
ea14 1342 1342/1342 1342 ± 0.00002624 5.868 5.208/6.572 5.779 ± 0.8781
ea15 1342 1342/1342 1342 ± 0.0000306 5.595 4.924/6.423 5.535 ± 0.8016
ea16 1342 1342/1342 1342 ± 0.00002495 5.824 5.23/6.764 5.764 ± 0.981
ea17 1342 1342/1342 1342 ± 0.00002993 5.959 5.354/6.754 5.93 ± 0.8352
ea18 1342 1342/1342 1342 ± 0.00002732 4.995 4.612/5.544 4.953 ± 0.5486
ea19 1342 1342/1342 1342 ± 0.00001489 5.527 5.227/6.561 5.82 ± 0.9623
ea20 1342 1342/1342 1342 ± 0.00002924 6.161 5.477/6.694 5.924 ± 0.7787
ea21 1342 1342/1342 1342 ± 0.00002489 5.791 5.075/6.417 5.582 ± 0.8538
ea22 1342 1342/1342 1342 ± 0.0000328 5.331 4.994/6.312 5.59 ± 0.8998
ea23 1342 1342/1342 1342 ± 0.00002693 5.958 5.217/6.692 5.847 ± 0.8783
ea25 1342 1342/1342 1342 ± 0.00002729 5.817 5.034/6.125 5.528 ± 0.7029
ea27 1342 1342/1342 1342 ± 0.00003032 5.77 5.094/6.265 5.562 ± 0.7196
ea28 1342 1342/1342 1342 ± 0.00003064 5.868 5.187/6.374 5.767 ± 0.8091
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 ± 0.00002442 5.141 4.936/5.371 5.127 ± 0.2672
6 1342 1342/1342 1342 ± 0.00002442 5.039 4.927/5.217 5.024 ± 0.2582
7 1342 1342/1342 1342 ± 0.00002442 5.042 4.912/5.168 5.031 ± 0.2373
8 1342 1342/1342 1342 ± 0.00002442 5.035 4.923/5.23 5.053 ± 0.2724
9 1342 1342/1342 1342 ± 0.00002545 5.4 5.297/5.548 5.39 ± 0.273
10 1342 1342/1342 1342 ± 0.00002442 5.849 5.673/5.951 5.802 ± 0.2822
11 1342 1342/1342 1342 ± 0.00002442 6.089 5.941/6.23 6.064 ± 0.2999
12 1342 1342/1342 1342 ± 0.00002442 6.292 6.055/6.398 6.24 ± 0.3057
13 1342 1342/1342 1342 ± 0.00002574 6.397 6.235/6.593 6.353 ± 0.3553
14 1342 1342/1342 1342 ± 0.00002442 6.761 6.421/6.991 6.674 ± 0.4486
15 1342 1342/1342 1342 ± 0.00003165 6.632 6.391/6.888 6.567 ± 0.4198
16 1342 1342/1342 1342 ± 0.00005275 3.709 3.573/3.851 3.718 ± 0.2276
17 1342 1342/1342 1342 ± 0.00005039 3.55 3.361/3.775 3.594 ± 0.3424
output_dir
 
vis
VLASS2.1.sb38452360.eb38575738.59077.463367233795_split_split.ms
datacolumn
residual_data
statwtmode
VLASS-SE
overwrite_modelcol
False
Start time
2024-11-02 09:28:39.621
End
2024-11-02 10:20:06.619
Duration
0:51:26.998
Note, WebLog generation is not included in the time.

CASA logs for stage 8