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 5.456 5.385/6.061 5.691 ± 0.4796
ea02 1342 1342/1342 1342 ± 0.000006863 5.908 5.441/6.438 5.943 ± 0.5708
ea04 1342 1342/1342 1342 ± 0 5.583 5.31/6.098 5.75 ± 0.4705
ea05 1342 1342/1342 1342 ± 0 5.954 5.443/6.355 5.891 ± 0.5216
ea06 1342 1342/1342 1342 ± 0 3.164 3.075/3.421 3.226 ± 0.1867
ea07 1342 1342/1342 1342 ± 0 5.647 5.526/5.894 5.652 ± 0.1906
ea08 1342 1342/1342 1342 ± 0.000009 5.934 5.614/6.676 6.105 ± 0.6413
ea09 1342 1342/1342 1342 ± 0 5.028 4.861/5.503 5.187 ± 0.3935
ea10 1342 1342/1342 1342 ± 0 5.684 5.377/6.411 5.865 ± 0.5304
ea11 1342 1342/1342 1342 ± 0 5.864 5.526/6.484 6.035 ± 0.5433
ea12 1342 1342/1342 1342 ± 0 6.062 5.561/6.481 6.097 ± 0.5201
ea13 1342 1342/1342 1342 ± 0 5.797 5.692/6.172 5.988 ± 0.4155
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 5.073 4.917/5.205 5.088 ± 0.3182
ea17 1342 1342/1342 1342 ± 0.00001335 6.153 5.855/6.672 6.312 ± 0.5307
ea18 1342 1342/1342 1342 ± 0 5.22 4.995/5.707 5.365 ± 0.3998
ea19 1342 1342/1342 1342 ± 0 6.59 6.31/6.868 6.633 ± 0.3482
ea21 1342 1342/1342 1342 ± 0 5.882 5.466/6.353 5.93 ± 0.5311
ea22 1342 1342/1342 1342 ± 0.000006773 5.324 5.122/6.198 5.583 ± 0.5591
ea23 1342 1342/1342 1342 ± 0 6.049 5.574/6.488 6.088 ± 0.5702
ea25 1342 1342/1342 1342 ± 0 5.494 5.397/5.54 5.486 ± 0.1661
ea26 1342 1342/1342 1342 ± 0 5.762 5.676/6.63 6.077 ± 0.5384
ea27 1342 1342/1342 1342 ± 0.00001529 5.641 5.426/6.397 5.843 ± 0.5131
ea28 1342 1342/1342 1342 ± 0.00002211 5.74 5.519/6.5 5.946 ± 0.5965
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 ± 0.000026 5.565 5.388/5.794 5.516 ± 0.3362
3 1342 1342/1342 1342 ± 0.00003212 5.264 5.049/5.621 5.305 ± 0.3148
4 1342 1342/1342 1342 ± 0.000026 5.415 5.289/5.667 5.431 ± 0.3236
5 1342 1342/1342 1342 ± 0.000026 5.516 5.318/5.644 5.468 ± 0.2785
6 1342 1342/1342 1342 ± 0.000026 5.492 5.204/5.583 5.426 ± 0.267
7 1342 1342/1342 1342 ± 0.000026 5.457 5.315/5.56 5.41 ± 0.2395
8 1342 1342/1342 1342 ± 0.000026 5.461 5.175/5.537 5.373 ± 0.2969
9 1342 1342/1342 1342 ± 0.000026 5.701 5.38/5.851 5.613 ± 0.3598
10 1342 1342/1342 1342 ± 0.000026 6.077 5.844/6.179 5.84 ± 0.6456
11 1342 1342/1342 1342 ± 0.000026 6.262 5.937/6.419 6.024 ± 0.7543
12 1342 1342/1342 1342 ± 0.000026 6.469 6.063/6.508 6.169 ± 0.7653
13 1342 1342/1342 1342 ± 0.000026 6.788 6.446/6.975 6.518 ± 0.8116
14 1342 1342/1342 1342 ± 0.000026 6.86 6.598/7.094 6.644 ± 0.8311
15 1342 1342/1342 1342 ± 0.000026 6.413 6.201/6.615 6.173 ± 0.8058
16 1342 1342/1342 1342 ± 0.00003412 5.609 5.208/5.987 5.517 ± 0.7282
17 1342 1342/1342 1342 ± 0.00002927 5.701 5.298/6.016 5.568 ± 0.7047
statwtmode
VLASS-SE
datacolumn
residual_data
overwrite_modelcol
False
vis
VLASS2.1.sb38520431.eb38554942.59063.924480127316_split_split.ms
output_dir
 
Start time
2024-03-29 03:51:51.497
End
2024-03-29 04:30:24.990
Duration
0:38:33.493
Note, WebLog generation is not included in the time.

CASA logs for stage 7