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 5.325 5.192/6.108 5.457 ± 0.8158
ea02 1342 1342/1342 1342 ± 0.00004316 5.844 5.311/6.595 5.81 ± 0.9701
ea05 1342 1342/1342 1342 ± 0.00001601 5.596 5.111/6.554 5.703 ± 0.8824
ea06 1342 1342/1342 1342 ± 0.00001428 4.916 4.672/5.326 4.893 ± 0.6327
ea07 1342 1342/1342 1342 ± 0.00004256 5.743 5.284/5.983 5.536 ± 0.8427
ea08 1342 1342/1342 1342 ± 0.00004366 6.156 5.572/6.901 6.079 ± 1.089
ea09 1342 1342/1342 1342 ± 0.00002769 5.265 4.863/5.877 5.22 ± 0.6978
ea10 1342 1342/1342 1342 ± 0.00004288 5.597 5.139/6.557 5.638 ± 0.9314
ea11 1342 1342/1342 1342 ± 0.00004315 5.748 5.22/6.476 5.667 ± 0.9793
ea12 1342 1342/1342 1342 ± 0.00001335 5.697 5.214/6.478 5.666 ± 0.9826
ea13 1342 1342/1342 1342 ± 0.00002203 5.85 5.616/6.349 5.916 ± 0.8338
ea14 1342 1342/1342 1342 ± 0.00003443 6.498 5.76/7.065 6.084 ± 1.117
ea15 1342 1342/1342 1342 ± 0.000007829 5.404 5.153/6.278 5.607 ± 0.919
ea16 1342 1342/1342 1342 ± 0 5.122 4.996/5.329 5.088 ± 0.2404
ea17 1342 1342/1342 1342 ± 0.00004325 5.768 5.529/6.926 5.86 ± 1.04
ea18 1342 1342/1342 1342 ± 0.00004201 5.011 4.695/5.72 5.026 ± 0.734
ea19 1342 1342/1342 1342 ± 0.00001088 5.83 5.445/6.761 5.943 ± 0.8887
ea20 1342 1342/1342 1342 ± 0.00003123 5.947 5.682/6.894 5.98 ± 1.092
ea21 1342 1342/1342 1342 ± 0.0000229 5.56 5.337/6.361 5.67 ± 0.8601
ea22 1342 1342/1342 1342 ± 0.00004246 5.439 5.146/6.53 5.668 ± 0.9144
ea23 1342 1342/1342 1342 ± 0.00004168 5.728 5.384/6.562 5.782 ± 0.9973
ea25 1342 1342/1342 1342 ± 0 5.288 5.199/5.353 5.26 ± 0.1509
ea26 1342 1342/1342 1342 ± 0.00003447 5.657 5.483/6.582 5.81 ± 0.8856
ea27 1342 1342/1342 1342 ± 0.00004316 5.439 5.087/6.468 5.564 ± 0.9179
ea28 1342 1342/1342 1342 ± 0.00004331 5.713 5.38/6.595 5.79 ± 0.9623
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 ± 0.0000244 5.438 5.265/5.681 5.436 ± 0.3093
5 1342 1342/1342 1342 ± 0.0000244 5.402 5.21/5.554 5.357 ± 0.3423
6 1342 1342/1342 1342 ± 0.0000244 5.324 5.16/5.471 5.291 ± 0.2722
7 1342 1342/1342 1342 ± 0.0000244 5.238 5.132/5.433 5.259 ± 0.2453
8 1342 1342/1342 1342 ± 0.0000244 5.3 5.041/5.461 5.235 ± 0.2849
9 1342 1342/1342 1342 ± 0.00002484 5.563 5.394/5.737 5.501 ± 0.3147
10 1342 1342/1342 1342 ± 0.0000249 6.021 5.808/6.15 5.954 ± 0.3443
11 1342 1342/1342 1342 ± 0.0000249 6.313 6.159/6.413 6.232 ± 0.3637
12 1342 1342/1342 1342 ± 0.0000249 6.529 6.28/6.595 6.427 ± 0.3749
13 1342 1342/1342 1342 ± 0.0000249 6.878 6.597/7.084 6.805 ± 0.3848
14 1342 1342/1342 1342 ± 0.0000249 6.987 6.604/7.175 6.85 ± 0.4635
15 1342 1342/1342 1342 ± 0.00002502 6.67 6.523/6.86 6.605 ± 0.465
16 1342 1342/1342 1342 ± 0.00005874 3.893 3.733/4.065 3.907 ± 0.2235
17 1342 1342/1342 1342 ± 0.00005938 4.06 3.877/4.242 4.079 ± 0.2801
vis
VLASS2.1.sb38563510.eb38566235.59073.10379631944_split_split.ms
datacolumn
residual_data
output_dir
 
statwtmode
VLASS-SE
overwrite_modelcol
False
Start time
2025-03-13 02:17:29.496
End
2025-03-13 02:42:24.621
Duration
0:24:55.125
Note, WebLog generation is not included in the time.

CASA logs for stage 8