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

Statwt Summary Plot

VLASS2.1.sb38541375.eb38627613.59093.84554634259_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 5.588 5.339/6.029 5.728 ± 0.5209
ea02 0 N/A 0 ± N/A 0 N/A 0 ± N/A
ea04 1342 1342/1342 1342 ± 0 5.56 5.194/6.074 5.682 ± 0.5376
ea05 1342 1342/1342 1342 ± 0 5.706 5.392/6.314 5.849 ± 0.5807
ea06 1342 1342/1342 1342 ± 0 5.049 4.899/5.471 5.167 ± 0.3838
ea07 1342 1342/1342 1342 ± 0 5.851 5.491/6.279 5.993 ± 0.56
ea08 1342 1342/1342 1342 ± 0 5.874 5.526/6.601 6.08 ± 0.6512
ea09 1342 1342/1342 1342 ± 0 5.685 5.231/6.368 5.765 ± 0.5881
ea10 1342 1342/1342 1342 ± 0 5.672 5.339/6.568 5.881 ± 0.6806
ea11 0 N/A 0 ± N/A 0 N/A 0 ± N/A
ea12 1342 1342/1342 1342 ± 0 5.88 5.421/6.336 5.995 ± 0.6193
ea13 1342 1342/1342 1342 ± 0 6.067 5.729/6.318 6.087 ± 0.4753
ea14 1342 1342/1342 1342 ± 0 5.789 5.283/6.349 5.835 ± 0.6366
ea15 1342 1342/1342 1342 ± 0 5.603 5.153/6.154 5.713 ± 0.6516
ea16 1342 1342/1342 1342 ± 0 6.166 5.725/6.612 6.256 ± 0.7017
ea17 1342 1342/1342 1342 ± 0.000007492 6.004 5.63/6.524 6.139 ± 0.6128
ea18 1342 1342/1342 1342 ± 0 5.07 4.813/5.494 5.159 ± 0.5041
ea19 1342 1342/1342 1342 ± 0 6.013 5.617/6.592 6.156 ± 0.6037
ea20 1342 1342/1342 1342 ± 0 6.146 5.798/6.796 6.265 ± 0.6445
ea21 1342 1342/1342 1342 ± 0 5.63 5.41/6.283 5.824 ± 0.5426
ea22 1342 1342/1342 1342 ± 0 5.647 5.253/6.322 5.792 ± 0.6259
ea23 1342 1342/1342 1342 ± 0 5.942 5.508/6.582 6.074 ± 0.6663
ea25 1342 1342/1342 1342 ± 0.000002922 5.536 5.237/6.077 5.687 ± 0.5678
ea26 1342 1342/1342 1342 ± 0 5.888 5.645/6.593 6.078 ± 0.6183
ea27 1342 1342/1342 1342 ± 0.00003922 5.583 5.298/6.373 5.768 ± 0.597
ea28 1342 1342/1342 1342 ± 0.000002836 5.613 5.371/6.356 5.826 ± 0.6372
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 ± 0.00002441 5.468 5.254/5.652 5.451 ± 0.2525
3 1342 1342/1342 1342 ± 0.00002715 5.108 4.943/5.352 5.133 ± 0.2675
4 1342 1342/1342 1342 ± 0.00002488 5.165 4.975/5.343 5.16 ± 0.317
5 1342 1342/1342 1342 ± 0.00002441 5.426 5.183/5.546 5.384 ± 0.3038
6 1342 1342/1342 1342 ± 0.00002441 5.374 5.182/5.54 5.36 ± 0.2811
7 1342 1342/1342 1342 ± 0.00002441 5.393 5.266/5.528 5.402 ± 0.2443
8 1342 1342/1342 1342 ± 0.00002441 5.393 5.154/5.58 5.351 ± 0.2763
9 1342 1342/1342 1342 ± 0.00002441 5.613 5.454/5.917 5.621 ± 0.3095
10 1342 1342/1342 1342 ± 0.00002441 6.056 5.887/6.236 6.034 ± 0.303
11 1342 1342/1342 1342 ± 0.00002441 6.289 6.162/6.518 6.259 ± 0.321
12 1342 1342/1342 1342 ± 0.00002441 6.429 6.193/6.605 6.4 ± 0.3436
13 1342 1342/1342 1342 ± 0.00002441 6.83 6.69/7.097 6.825 ± 0.3614
14 1342 1342/1342 1342 ± 0.00002441 6.971 6.785/7.274 6.98 ± 0.3894
15 1342 1342/1342 1342 ± 0.00002441 6.668 6.455/6.835 6.571 ± 0.3746
16 1342 1342/1342 1342 ± 0.00003286 5.933 5.77/6.188 5.929 ± 0.3253
17 1342 1342/1342 1342 ± 0.00003354 5.864 5.687/6.067 5.879 ± 0.3027
vis
VLASS2.1.sb38541375.eb38627613.59093.84554634259_split_split.ms
output_dir
 
datacolumn
residual_data
overwrite_modelcol
False
statwtmode
VLASS-SE
Start time
2024-05-01 10:45:35.147
End
2024-05-01 11:57:11.816
Duration
1:11:36.670
Note, WebLog generation is not included in the time.

CASA logs for stage 7