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

Statwt Summary Plot

VLASS2.1.sb38450628.eb38515240.59049.50130047454_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 5.381 5.261/6.208 5.659 ± 0.7853
ea02 1342 1342/1342 1342 ± 0.00003893 6.019 5.372/6.789 5.996 ± 0.9823
ea04 1342 1342/1342 1342 ± 0.00004275 5.4 5.11/6.152 5.511 ± 0.8148
ea05 1342 1342/1342 1342 ± 0.0000254 5.462 5.083/6.503 5.687 ± 0.9246
ea06 1342 1342/1342 1342 ± 0.00004422 5.06 4.855/5.813 5.177 ± 0.7453
ea07 1342 1342/1342 1342 ± 0.00004021 5.836 5.341/6.263 5.773 ± 0.849
ea09 1342 1342/1342 1342 ± 0.00003359 5.489 5.076/6.179 5.437 ± 0.821
ea10 1342 1342/1342 1342 ± 0.00003838 5.247 4.782/5.937 5.295 ± 0.7198
ea11 1342 1342/1342 1342 ± 0.0000398 6.022 5.426/6.682 5.939 ± 0.8978
ea12 1342 1342/1342 1342 ± 0.00004294 5.724 5.503/6.754 5.929 ± 1.004
ea13 1342 1342/1342 1342 ± 0.00002157 5.724 5.568/6.319 5.889 ± 0.9007
ea14 1342 1342/1342 1342 ± 0.00003705 5.695 5.379/6.677 5.94 ± 0.9595
ea15 1342 1342/1342 1342 ± 0.00004303 5.683 5.358/6.561 5.823 ± 0.9875
ea16 1342 1342/1342 1342 ± 0.000033 6.007 5.551/6.885 6.08 ± 1.102
ea17 1342 1342/1342 1342 ± 0.00004031 6.012 5.453/6.91 6.083 ± 0.9631
ea18 1342 1342/1342 1342 ± 0.00003999 5.072 4.851/5.817 5.188 ± 0.6775
ea19 1342 1342/1342 1342 ± 0.00001753 5.739 5.493/6.852 5.985 ± 0.9897
ea20 1342 1342/1342 1342 ± 0.00004181 6.055 5.924/7.005 6.234 ± 1.039
ea21 1342 1342/1342 1342 ± 0.00003269 5.57 5.213/6.392 5.745 ± 0.9104
ea22 1342 1342/1342 1342 ± 0.00004214 5.463 5.099/6.547 5.709 ± 0.9915
ea23 1342 1342/1342 1342 ± 0.00003814 5.919 5.452/6.718 6.003 ± 0.9614
ea24 1342 1342/1342 1342 ± 0.00002255 5.255 4.798/6.236 5.426 ± 0.8501
ea25 1342 1342/1342 1342 ± 0.00003925 5.725 5.26/6.486 5.757 ± 0.8434
ea26 1342 1342/1342 1342 ± 0.00003406 5.879 5.616/6.849 6.026 ± 1.033
ea27 1342 1342/1342 1342 ± 0.0000401 5.708 5.295/6.592 5.821 ± 0.8454
ea28 1342 1342/1342 1342 ± 0.00004097 5.733 5.527/6.75 5.995 ± 0.9153
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 ± 0.00002381 5.386 5.206/5.557 5.342 ± 0.3077
5 1342 1342/1342 1342 ± 0.0000236 5.523 5.184/5.684 5.45 ± 0.3917
6 1342 1342/1342 1342 ± 0.00002374 5.354 5.098/5.528 5.321 ± 0.2669
7 1342 1342/1342 1342 ± 0.00002374 5.378 5.185/5.517 5.351 ± 0.2728
8 1342 1342/1342 1342 ± 0.00002374 5.363 5.088/5.526 5.332 ± 0.312
9 1342 1342/1342 1342 ± 0.00002374 5.698 5.372/5.881 5.629 ± 0.3099
10 1342 1342/1342 1342 ± 0.00002374 6.157 5.899/6.249 6.074 ± 0.2903
11 1342 1342/1342 1342 ± 0.00002374 6.47 6.089/6.568 6.353 ± 0.3022
12 1342 1342/1342 1342 ± 0.00002374 6.541 6.26/6.754 6.542 ± 0.3421
13 1342 1342/1342 1342 ± 0.00002389 6.787 6.453/6.997 6.715 ± 0.4281
14 1342 1342/1342 1342 ± 0.00002374 7.17 6.809/7.387 7.067 ± 0.4513
15 1342 1342/1342 1342 ± 0.0000346 6.825 6.519/7.075 6.747 ± 0.475
16 1342 1342/1342 1342 ± 0.00005201 4.028 3.915/4.133 4.025 ± 0.1756
17 1342 1342/1342 1342 ± 0.00004908 4.09 3.94/4.248 4.102 ± 0.2655
overwrite_modelcol
False
statwtmode
VLASS-SE
datacolumn
residual_data
output_dir
 
vis
VLASS2.1.sb38450628.eb38515240.59049.50130047454_split_split.ms
Start time
2024-05-17 14:38:07.687
End
2024-05-17 15:31:29.417
Duration
0:53:21.731
Note, WebLog generation is not included in the time.

CASA logs for stage 8