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

Statwt Summary Plot

VLASS2.1.sb38561374.eb38565040.59070.62333981482_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 5.338 5.193/5.999 5.42 ± 0.8276
ea02 1342 1342/1342 1342 ± 0.0000426 5.943 5.341/6.529 5.728 ± 1.017
ea05 1342 1342/1342 1342 ± 0.00001322 5.57 5.166/6.551 5.692 ± 0.8454
ea06 1342 1342/1342 1342 ± 0.000004141 5.052 4.866/5.637 5.123 ± 0.668
ea07 1342 1342/1342 1342 ± 0.00004277 5.803 5.319/6.051 5.501 ± 0.823
ea08 1342 1342/1342 1342 ± 0.00004279 6.029 5.625/6.81 5.971 ± 1.053
ea09 1342 1342/1342 1342 ± 0.00001554 4.054 3.467/6.285 4.786 ± 1.362
ea10 1342 1342/1342 1342 ± 0.00004303 5.683 5.162/6.414 5.539 ± 0.9002
ea11 1342 1342/1342 1342 ± 0.00003904 5.944 5.233/6.522 5.72 ± 1.003
ea12 1342 1342/1342 1342 ± 0.000003704 5.741 5.366/6.644 5.815 ± 0.9526
ea13 1342 1342/1342 1342 ± 0.00001398 5.888 5.68/6.485 5.934 ± 0.8111
ea14 1342 1342/1342 1342 ± 0.00001132 6.592 5.805/6.694 6.019 ± 1.096
ea15 1342 1342/1342 1342 ± 0 5.582 5.316/6.443 5.736 ± 0.9021
ea16 1342 1342/1342 1342 ± 0.00003199 5.366 4.995/5.916 5.256 ± 0.7173
ea17 1342 1342/1342 1342 ± 0.0000429 6.055 5.496/6.884 5.907 ± 1.049
ea18 1342 1342/1342 1342 ± 0.00002925 4.981 4.668/5.785 5.019 ± 0.7585
ea19 1342 1342/1342 1342 ± 0.000006275 5.773 5.49/6.792 5.907 ± 0.8621
ea20 1342 1342/1342 1342 ± 0.00001414 6.017 5.753/7.157 6.103 ± 1.119
ea21 1342 1342/1342 1342 ± 0.0000251 5.514 5.309/6.425 5.623 ± 0.8599
ea22 1342 1342/1342 1342 ± 0.00002979 5.503 5.187/6.473 5.623 ± 0.9426
ea23 1342 1342/1342 1342 ± 0.00004272 5.881 5.332/6.618 5.775 ± 0.9626
ea25 1342 1342/1342 1342 ± 0 5.332 5.214/5.43 5.351 ± 0.1906
ea26 1342 1342/1342 1342 ± 0.00001696 5.692 5.547/6.659 5.806 ± 0.8427
ea27 1342 1342/1342 1342 ± 0.00004633 5.58 5.139/6.494 5.576 ± 0.9486
ea28 1342 1342/1342 1342 ± 0.00005532 6.555 6.038/6.694 5.867 ± 1.258
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 ± 0.000025 5.507 5.267/5.689 5.393 ± 0.4888
5 1342 1342/1342 1342 ± 0.000025 5.277 5.19/5.45 5.223 ± 0.489
6 1342 1342/1342 1342 ± 0.000025 5.349 5.099/5.536 5.275 ± 0.4741
7 1342 1342/1342 1342 ± 0.000025 5.316 5.162/5.488 5.26 ± 0.452
8 1342 1342/1342 1342 ± 0.000025 5.366 5.104/5.55 5.255 ± 0.4795
9 1342 1342/1342 1342 ± 0.000025 5.686 5.51/5.895 5.585 ± 0.5399
10 1342 1342/1342 1342 ± 0.00002449 6.149 5.911/6.214 6.075 ± 0.3235
11 1342 1342/1342 1342 ± 0.00002449 6.454 6.283/6.554 6.366 ± 0.3536
12 1342 1342/1342 1342 ± 0.00002449 6.614 6.417/6.689 6.523 ± 0.3457
13 1342 1342/1342 1342 ± 0.00002449 6.73 6.45/6.989 6.719 ± 0.3693
14 1342 1342/1342 1342 ± 0.00003248 6.556 6.159/6.879 6.535 ± 0.4282
15 1342 1342/1342 1342 ± 0.00002449 6.714 6.503/6.875 6.646 ± 0.397
16 1342 1342/1342 1342 ± 0.00006062 3.892 3.733/4.151 3.941 ± 0.4411
17 1342 1342/1342 1342 ± 0.00006081 3.859 3.739/4.073 3.895 ± 0.2352
statwtmode
VLASS-SE
vis
VLASS2.1.sb38561374.eb38565040.59070.62333981482_split_split.ms
output_dir
 
datacolumn
residual_data
overwrite_modelcol
False
Start time
2024-04-19 10:20:29.638
End
2024-04-19 11:05:16.371
Duration
0:44:46.734
Note, WebLog generation is not included in the time.

CASA logs for stage 7