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

Statwt Summary Plot

VLASS2.1.sb38521729.eb38627577.59093.001901145835_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 5.511 5.194/5.883 5.596 ± 0.5056
ea02 1342 1342/1342 1342 ± 0 5.806 5.351/6.312 5.915 ± 0.6146
ea04 1342 1342/1342 1342 ± 0 5.56 5.199/6.086 5.704 ± 0.5426
ea05 1342 1342/1342 1342 ± 0 5.638 5.278/6.128 5.737 ± 0.5662
ea06 1342 1342/1342 1342 ± 0 4.92 4.717/5.308 5.016 ± 0.3525
ea07 1342 1342/1342 1342 ± 0 5.87 5.362/6.084 5.89 ± 0.5501
ea08 1342 1342/1342 1342 ± 0 5.719 5.446/6.529 5.989 ± 0.6623
ea09 1342 1342/1342 1342 ± 0 5.707 5.213/6.351 5.772 ± 0.5732
ea10 1342 1342/1342 1342 ± 0 5.789 5.248/6.414 5.839 ± 0.6207
ea11 1342 1342/1342 1342 ± 0.000001778 5.779 5.066/6.183 5.733 ± 0.6301
ea12 1342 1342/1342 1342 ± 0 5.876 5.341/6.336 5.937 ± 0.6161
ea13 1342 1342/1342 1342 ± 0 6.218 5.749/6.344 6.142 ± 0.4963
ea14 1342 1342/1342 1342 ± 0 5.893 5.221/6.284 5.852 ± 0.6371
ea15 1342 1342/1342 1342 ± 0 5.702 5.254/6.299 5.85 ± 0.6576
ea16 1342 1342/1342 1342 ± 0 6.112 5.619/6.63 6.215 ± 0.7009
ea17 1342 1342/1342 1342 ± 0.000009131 5.87 5.434/6.67 6.015 ± 0.6299
ea18 1342 1342/1342 1342 ± 0 5.053 4.701/5.497 5.135 ± 0.4768
ea19 1342 1342/1342 1342 ± 0 6.034 5.493/6.539 6.077 ± 0.5916
ea20 1342 1342/1342 1342 ± 0 5.98 5.624/6.592 6.11 ± 0.6194
ea21 1342 1342/1342 1342 ± 0 5.659 5.293/6.136 5.759 ± 0.5296
ea22 1342 1342/1342 1342 ± 0 5.609 5.253/6.317 5.784 ± 0.6624
ea23 1342 1342/1342 1342 ± 0 6.074 5.399/6.45 6.006 ± 0.6556
ea25 1342 1342/1342 1342 ± 0 5.56 5.094/6.046 5.604 ± 0.5605
ea26 1342 1342/1342 1342 ± 0 6.031 5.683/6.64 6.125 ± 0.6675
ea27 1342 1342/1342 1342 ± 0.00001768 5.514 5.298/6.246 5.712 ± 0.5586
ea28 1342 1342/1342 1342 ± 0.000005331 5.567 5.306/6.281 5.791 ± 0.6094
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 ± 0.00002351 5.355 5.183/5.566 5.354 ± 0.2632
3 1342 1342/1342 1342 ± 0.00002393 5.174 4.939/5.333 5.141 ± 0.2736
4 1342 1342/1342 1342 ± 0.0000352 5.125 5.028/5.186 5.09 ± 0.1717
5 1342 1342/1342 1342 ± 0.00002351 5.363 5.12/5.458 5.312 ± 0.2809
6 1342 1342/1342 1342 ± 0.00002351 5.302 5.149/5.479 5.283 ± 0.2869
7 1342 1342/1342 1342 ± 0.00002351 5.298 5.219/5.441 5.305 ± 0.2493
8 1342 1342/1342 1342 ± 0.00002351 5.294 5.14/5.41 5.262 ± 0.2554
9 1342 1342/1342 1342 ± 0.00002351 5.564 5.383/5.749 5.523 ± 0.2944
10 1342 1342/1342 1342 ± 0.00002351 5.944 5.823/6.112 5.934 ± 0.2974
11 1342 1342/1342 1342 ± 0.00002351 6.214 6.042/6.327 6.144 ± 0.3129
12 1342 1342/1342 1342 ± 0.00002351 6.32 6.139/6.469 6.281 ± 0.328
13 1342 1342/1342 1342 ± 0.00002351 6.739 6.621/6.913 6.726 ± 0.352
14 1342 1342/1342 1342 ± 0.00002351 6.958 6.756/7.167 6.927 ± 0.3882
15 1342 1342/1342 1342 ± 0.00002351 6.67 6.375/6.768 6.547 ± 0.3951
16 1342 1342/1342 1342 ± 0.00002531 5.861 5.704/6.246 5.916 ± 0.3593
17 1342 1342/1342 1342 ± 0.00002598 5.893 5.692/6.231 5.928 ± 0.3412
datacolumn
residual_data
overwrite_modelcol
False
statwtmode
VLASS-SE
output_dir
 
vis
VLASS2.1.sb38521729.eb38627577.59093.001901145835_split_split.ms
Start time
2024-05-01 08:14:07.023
End
2024-05-01 09:06:30.625
Duration
0:52:23.603
Note, WebLog generation is not included in the time.

CASA logs for stage 7