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

Statwt Summary Plot

VLASS2.1.sb38483282.eb38504007.59045.97679461805_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 5.655 5.326/6.145 5.741 ± 0.5489
ea02 1342 1342/1342 1342 ± 0.000009437 5.852 5.495/6.52 6.016 ± 0.6541
ea04 1342 1342/1342 1342 ± 0.00001776 5.476 5.16/6.078 5.622 ± 0.5052
ea05 1342 1342/1342 1342 ± 0 5.866 5.483/6.449 5.908 ± 0.5541
ea06 1342 1342/1342 1342 ± 0 5.643 5.159/6 5.622 ± 0.4913
ea07 1342 1342/1342 1342 ± 0 5.225 5.042/5.636 5.312 ± 0.2688
ea08 1342 1342/1342 1342 ± 0.00002526 5.932 5.667/6.656 6.16 ± 0.6535
ea09 1342 1342/1342 1342 ± 0 5.462 5.032/5.935 5.474 ± 0.4755
ea10 1342 1342/1342 1342 ± 0.00003684 5.356 5.113/6.07 5.538 ± 0.5573
ea11 1342 1342/1342 1342 ± 0.000001148 5.791 5.434/6.451 5.947 ± 0.6092
ea13 1342 1342/1342 1342 ± 0 6.031 5.75/6.187 6.087 ± 0.446
ea14 1342 1342/1342 1342 ± 0.00001764 5.841 5.502/6.472 5.976 ± 0.6335
ea15 1342 1342/1342 1342 ± 0 5.937 5.472/6.423 6.027 ± 0.6687
ea16 1342 1342/1342 1342 ± 0 6.105 5.634/6.634 6.144 ± 0.6676
ea17 1342 1342/1342 1342 ± 0.00001759 5.631 5.458/5.827 5.643 ± 0.2205
ea18 1342 1342/1342 1342 ± 0.000002566 5.17 4.861/5.649 5.231 ± 0.4875
ea19 1342 1342/1342 1342 ± 0 5.805 5.703/5.88 5.782 ± 0.1317
ea20 1342 1342/1342 1342 ± 0 6.187 5.766/6.825 6.222 ± 0.6058
ea21 1342 1342/1342 1342 ± 0 5.625 5.486/6.272 5.873 ± 0.5091
ea22 1342 1342/1342 1342 ± 0 5.742 5.265/6.395 5.831 ± 0.6434
ea23 1342 1342/1342 1342 ± 0.000004538 5.634 5.584/6.54 6.02 ± 0.6485
ea24 1342 1342/1342 1342 ± 0 5.768 5.065/6.169 5.608 ± 0.5713
ea25 1342 1342/1342 1342 ± 0.00001102 5.487 5.395/6.22 5.75 ± 0.5655
ea26 1342 1342/1342 1342 ± 0 6.195 5.794/6.876 6.27 ± 0.6495
ea27 1342 1342/1342 1342 ± 0.00001059 5.529 5.246/5.637 5.43 ± 0.2332
ea28 1342 1342/1342 1342 ± 0.00003687 5.671 5.511/6.466 5.94 ± 0.6327
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 ± 0.00002362 5.556 5.323/5.675 5.498 ± 0.2607
3 1342 1342/1342 1342 ± 0.000027 5.067 4.869/5.291 5.115 ± 0.3627
4 1342 1342/1342 1342 ± 0.00004038 5.29 5.043/5.383 5.212 ± 0.2655
5 1342 1342/1342 1342 ± 0.00002362 5.467 5.281/5.634 5.472 ± 0.2969
6 1342 1342/1342 1342 ± 0.00002362 5.453 5.196/5.623 5.406 ± 0.2664
7 1342 1342/1342 1342 ± 0.00002362 5.467 5.179/5.615 5.428 ± 0.2628
8 1342 1342/1342 1342 ± 0.00002362 5.43 5.077/5.582 5.36 ± 0.2921
9 1342 1342/1342 1342 ± 0.00002365 5.684 5.398/5.893 5.631 ± 0.3092
10 1342 1342/1342 1342 ± 0.00002561 6.055 5.852/6.175 5.98 ± 0.3148
11 1342 1342/1342 1342 ± 0.00002561 6.215 6.008/6.391 6.197 ± 0.2994
12 1342 1342/1342 1342 ± 0.00002561 6.392 6.152/6.524 6.331 ± 0.299
13 1342 1342/1342 1342 ± 0.00002561 6.837 6.387/6.99 6.743 ± 0.3548
14 1342 1342/1342 1342 ± 0.00002561 7.077 6.588/7.258 6.961 ± 0.3794
15 1342 1342/1342 1342 ± 0.00002561 6.715 6.332/6.933 6.622 ± 0.3824
16 1342 1342/1342 1342 ± 0.00004199 5.724 5.594/5.984 5.776 ± 0.3156
17 1342 1342/1342 1342 ± 0.00003867 5.833 5.609/6.107 5.844 ± 0.2995
statwtmode
VLASS-SE
overwrite_modelcol
False
output_dir
 
vis
VLASS2.1.sb38483282.eb38504007.59045.97679461805_split_split.ms
datacolumn
residual_data
Start time
2024-04-13 04:58:20.422
End
2024-04-13 06:00:50.142
Duration
1:02:29.719
Note, WebLog generation is not included in the time.

CASA logs for stage 7