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 5.482 5.333/6.041 5.678 ± 0.515
ea02 1342 1342/1342 1342 ± 0.00001037 5.826 5.406/6.443 5.959 ± 0.6023
ea04 1342 1342/1342 1342 ± 0.00002925 5.651 5.261/6.216 5.755 ± 0.5504
ea05 1342 1342/1342 1342 ± 0 5.929 5.391/6.385 5.889 ± 0.5293
ea06 1342 1342/1342 1342 ± 0 3.166 3.086/3.502 3.25 ± 0.1859
ea07 1342 1342/1342 1342 ± 0 5.438 5.401/5.853 5.546 ± 0.2196
ea08 1342 1342/1342 1342 ± 0.00001884 5.857 5.528/6.643 6.058 ± 0.6456
ea09 1342 1342/1342 1342 ± 0 5.004 4.791/5.408 5.073 ± 0.3654
ea10 1342 1342/1342 1342 ± 0 5.631 5.311/6.407 5.817 ± 0.566
ea11 1342 1342/1342 1342 ± 0 5.826 5.469/6.412 5.97 ± 0.5806
ea12 1342 1342/1342 1342 ± 0 5.905 5.385/6.23 5.893 ± 0.4657
ea13 1342 1342/1342 1342 ± 0 5.902 5.782/6.258 6.088 ± 0.4416
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 5.112 4.998/5.311 5.125 ± 0.2775
ea17 1342 1342/1342 1342 ± 0.000009894 6.078 5.699/6.633 6.187 ± 0.5649
ea18 1342 1342/1342 1342 ± 0 5.179 4.918/5.606 5.293 ± 0.4078
ea19 1342 1342/1342 1342 ± 0 6.503 6.224/6.821 6.562 ± 0.3404
ea21 1342 1342/1342 1342 ± 0 5.926 5.522/6.369 5.989 ± 0.516
ea22 1342 1342/1342 1342 ± 0.00000627 5.297 5.087/6.15 5.577 ± 0.5502
ea23 1342 1342/1342 1342 ± 0 6.141 5.57/6.569 6.157 ± 0.6093
ea25 1342 1342/1342 1342 ± 0 5.436 5.397/5.461 5.414 ± 0.1625
ea26 1342 1342/1342 1342 ± 0 5.677 5.535/6.469 5.929 ± 0.5075
ea27 1342 1342/1342 1342 ± 0.00001309 5.479 5.266/6.293 5.703 ± 0.5357
ea28 1342 1342/1342 1342 ± 0.00002756 5.701 5.449/6.494 5.924 ± 0.6185
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 5.543 5.353/5.69 5.476 ± 0.2997
3 1342 1342/1342 1342 ± 0.00003157 5.158 4.951/5.488 5.216 ± 0.3198
4 1342 1342/1342 1342 ± 0.00004479 5.133 4.92/5.415 5.191 ± 0.2687
5 1342 1342/1342 1342 ± 0.000026 5.388 5.299/5.578 5.408 ± 0.2854
6 1342 1342/1342 1342 ± 0.000026 5.375 5.238/5.428 5.326 ± 0.25
7 1342 1342/1342 1342 ± 0.000026 5.406 5.289/5.53 5.373 ± 0.2346
8 1342 1342/1342 1342 ± 0.000026 5.403 5.167/5.52 5.334 ± 0.2812
9 1342 1342/1342 1342 ± 0.000026 5.699 5.325/5.865 5.59 ± 0.3502
10 1342 1342/1342 1342 ± 0.000026 6.044 5.816/6.184 5.817 ± 0.6344
11 1342 1342/1342 1342 ± 0.000026 6.258 5.92/6.37 5.975 ± 0.7452
12 1342 1342/1342 1342 ± 0.000026 6.373 6.063/6.467 6.11 ± 0.7592
13 1342 1342/1342 1342 ± 0.000026 6.677 6.424/6.852 6.459 ± 0.8135
14 1342 1342/1342 1342 ± 0.000026 6.799 6.606/7.099 6.613 ± 0.8293
15 1342 1342/1342 1342 ± 0.000026 6.422 6.259/6.696 6.222 ± 0.8262
16 1342 1342/1342 1342 ± 0.00003608 5.58 5.263/6.038 5.506 ± 0.7022
17 1342 1342/1342 1342 ± 0.00003216 5.605 5.339/6.032 5.556 ± 0.6655
statwtmode
VLASS-SE
overwrite_modelcol
False
datacolumn
residual_data
output_dir
 
vis
VLASS2.1.sb38520431.eb38554942.59063.924480127316_split_split.ms
Start time
2024-03-29 08:12:56.687
End
2024-03-29 09:13:22.246
Duration
1:00:25.558
Note, WebLog generation is not included in the time.

CASA logs for stage 7