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

Statwt Summary Plot

VLASS2.1.sb38520431.eb38554942.59063.924480127316_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 4.32 4.165/4.408 4.261 ± 0.2659
ea02 1342 1342/1342 1342 ± 0 4.548 4.366/4.666 4.469 ± 0.3058
ea04 1342 1342/1342 1342 ± 0 4.205 4.057/4.377 4.231 ± 0.2196
ea05 1342 1342/1342 1342 ± 0 5.236 5.058/5.549 5.304 ± 0.3568
ea06 1342 1342/1342 1342 ± 0 2.387 2.304/2.485 2.414 ± 0.1326
ea07 1342 1342/1342 1342 ± 0 5.185 4.955/5.283 5.168 ± 0.2153
ea08 1342 1342/1342 1342 ± 0 5.357 4.958/5.672 5.329 ± 0.4189
ea09 1342 1342/1342 1342 ± 0 4.295 4.163/4.396 4.285 ± 0.3001
ea10 1342 1342/1342 1342 ± 0 5.077 4.877/5.541 5.205 ± 0.3612
ea11 1342 1342/1342 1342 ± 0 4.522 4.346/4.649 4.489 ± 0.2589
ea12 1342 1342/1342 1342 ± 0 4.83 4.606/5.115 4.853 ± 0.2575
ea13 1342 1342/1342 1342 ± 0 4.624 4.505/4.775 4.644 ± 0.2568
ea14 0 N/A 0 ± N/A 0 N/A 0 ± N/A
ea15 0 N/A 0 ± N/A 0 N/A 0 ± N/A
ea16 1342 1342/1342 1342 ± 0 4.561 4.379/4.82 4.594 ± 0.2378
ea17 1342 1342/1342 1342 ± 0.000001509 5.695 5.526/6.078 5.808 ± 0.438
ea18 1342 1342/1342 1342 ± 0 4.647 4.516/4.995 4.737 ± 0.2953
ea19 1342 1342/1342 1342 ± 0 5.346 5.084/5.597 5.336 ± 0.323
ea21 1342 1342/1342 1342 ± 0 4.26 4.163/4.367 4.236 ± 0.2568
ea22 1342 1342/1342 1342 ± 0 4.867 4.678/5.212 4.941 ± 0.3362
ea23 1342 1342/1342 1342 ± 0 4.345 4.261/4.475 4.349 ± 0.2261
ea25 1342 1342/1342 1342 ± 0 4.372 4.342/4.717 4.478 ± 0.1904
ea26 1342 1342/1342 1342 ± 0 4.668 4.583/4.81 4.668 ± 0.2431
ea27 1342 1342/1342 1342 ± 0.000001848 4.911 4.679/5.269 4.977 ± 0.3249
ea28 1342 1342/1342 1342 ± 0 4.379 4.297/4.486 4.34 ± 0.2901
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 ± 0.00002604 4.975 4.769/5.223 4.994 ± 0.3164
3 1342 1342/1342 1342 ± 0.00003214 4.731 4.529/5.092 4.77 ± 0.337
4 1342 1342/1342 1342 ± 0.00002637 4.675 4.457/5.034 4.76 ± 0.3777
5 1342 1342/1342 1342 ± 0.00002604 4.688 4.458/4.901 4.732 ± 0.3323
6 1342 1342/1342 1342 ± 0.00002604 4.607 4.311/4.896 4.629 ± 0.3532
7 1342 1342/1342 1342 ± 0.00002604 4.578 4.354/4.813 4.604 ± 0.3147
8 1342 1342/1342 1342 ± 0.00002604 4.489 4.279/4.67 4.51 ± 0.3443
9 1342 1342/1342 1342 ± 0.00002604 4.52 4.316/4.929 4.611 ± 0.4425
10 1342 1342/1342 1342 ± 0.00002604 4.633 4.342/5.168 4.7 ± 0.652
11 1342 1342/1342 1342 ± 0.00002604 4.639 4.385/5.367 4.761 ± 0.7372
12 1342 1342/1342 1342 ± 0.00002604 4.651 4.447/5.317 4.812 ± 0.7967
13 1342 1342/1342 1342 ± 0.00002604 4.897 4.583/5.46 4.991 ± 0.8145
14 1342 1342/1342 1342 ± 0.00002604 4.972 4.485/5.619 5.009 ± 0.8486
15 1342 1342/1342 1342 ± 0.00002604 4.634 4.248/5.25 4.7 ± 0.8086
16 1342 1342/1342 1342 ± 0.00002604 4.224 3.806/4.628 4.244 ± 0.6854
17 1342 1342/1342 1342 ± 0.00002609 4.245 3.829/4.638 4.236 ± 0.697
datacolumn
residual_data
statwtmode
VLASS-SE
output_dir
 
vis
VLASS2.1.sb38520431.eb38554942.59063.924480127316_split_split.ms
overwrite_modelcol
False
Start time
2024-03-29 10:12:13.513
End
2024-03-29 11:23:49.914
Duration
1:11:36.401
Note, WebLog generation is not included in the time.

CASA logs for stage 7