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

Statwt Summary Plot

VLASS2.1.sb38664748.eb38688475.59125.74132475695_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 5.089 4.939/5.728 5.165 ± 0.7144
ea02 1342 1342/1342 1342 ± 0.00004196 5.45 5.005/6.327 5.522 ± 0.9109
ea03 1342 1342/1342 1342 ± 0.00002568 4.735 4.529/5.886 5.037 ± 0.7369
ea04 1342 1342/1342 1342 ± 0.00002671 5.118 4.904/5.989 5.219 ± 0.7544
ea05 1342 1342/1342 1342 ± 0.00002139 5.244 4.952/6.106 5.415 ± 0.6862
ea06 1342 1342/1342 1342 ± 0.00003528 4.834 4.651/5.557 4.934 ± 0.704
ea07 1342 1342/1342 1342 ± 0.00004238 5.323 5.098/5.979 5.43 ± 0.7695
ea08 1342 1342/1342 1342 ± 0.00004296 5.626 5.304/6.584 5.735 ± 0.9904
ea09 1342 1342/1342 1342 ± 0.00003093 5.207 5.01/6.257 5.382 ± 0.8014
ea10 1342 1342/1342 1342 ± 0.00004112 5.555 5.012/6.342 5.437 ± 0.8803
ea11 1342 1342/1342 1342 ± 0.0000422 5.311 4.879/6.196 5.345 ± 0.8645
ea12 1342 1342/1342 1342 ± 0.00003835 5.225 4.953/6.325 5.416 ± 0.8973
ea13 1342 1342/1342 1342 ± 0.00003494 5.667 5.418/6.366 5.792 ± 0.7891
ea14 1342 1342/1342 1342 ± 0.00002212 5.224 4.907/6.176 5.336 ± 0.8008
ea15 1342 1342/1342 1342 ± 0.00002114 5.102 4.889/6.182 5.408 ± 0.8633
ea16 1342 1342/1342 1342 ± 0.00003411 5.527 5.137/6.504 5.636 ± 0.8877
ea17 1342 1342/1342 1342 ± 0.00004895 5.75 5.32/6.481 5.77 ± 0.9211
ea18 1342 1342/1342 1342 ± 0.00004182 4.572 4.398/5.271 4.704 ± 0.6164
ea19 1342 1342/1342 1342 ± 0.000008477 5.278 5.14/6.266 5.504 ± 0.7012
ea21 1342 1342/1342 1342 ± 0.0000287 5.229 5/6.117 5.388 ± 0.7248
ea22 1342 1342/1342 1342 ± 0.00004212 5.218 4.869/6.182 5.358 ± 0.8725
ea23 1342 1342/1342 1342 ± 0.00004244 5.345 5.025/6.184 5.493 ± 0.8511
ea25 1342 1342/1342 1342 ± 0.00004861 5.205 4.852/5.98 5.206 ± 0.8667
ea26 1342 1342/1342 1342 ± 0.00003788 5.535 5.324/6.739 5.754 ± 0.8679
ea27 1342 1342/1342 1342 ± 0.00004726 5.224 4.923/6.239 5.357 ± 0.8151
ea28 1342 1342/1342 1342 ± 0.00004536 5.275 4.946/6.008 5.278 ± 0.7904
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 ± 0.00002378 5.073 4.946/5.274 5.076 ± 0.237
3 1342 1342/1342 1342 ± 0.00005255 4.709 4.523/5.062 4.758 ± 0.3429
5 1342 1342/1342 1342 ± 0.0000238 5.12 4.894/5.283 5.101 ± 0.3066
6 1342 1342/1342 1342 ± 0.00002378 5.087 4.91/5.22 5.076 ± 0.279
7 1342 1342/1342 1342 ± 0.00002378 5.094 5.031/5.222 5.136 ± 0.2409
8 1342 1342/1342 1342 ± 0.00002378 5.112 4.947/5.309 5.118 ± 0.2647
9 1342 1342/1342 1342 ± 0.00002378 5.385 5.298/5.654 5.411 ± 0.3064
10 1342 1342/1342 1342 ± 0.00002378 5.837 5.694/6.009 5.817 ± 0.3077
11 1342 1342/1342 1342 ± 0.00002378 6.165 5.989/6.286 6.108 ± 0.2976
12 1342 1342/1342 1342 ± 0.00002378 6.327 6.149/6.434 6.278 ± 0.3074
13 1342 1342/1342 1342 ± 0.00002423 6.416 6.273/6.634 6.406 ± 0.3295
14 1342 1342/1342 1342 ± 0.00003815 6.145 5.884/6.452 6.151 ± 0.4162
15 1342 1342/1342 1342 ± 0.00002483 6.428 6.209/6.693 6.41 ± 0.4096
16 1342 1342/1342 1342 ± 0.00005404 3.871 3.621/4.079 3.85 ± 0.3219
17 1342 1342/1342 1342 ± 0.00005771 3.886 3.675/4.083 3.867 ± 0.2944
datacolumn
residual_data
statwtmode
VLASS-SE
overwrite_modelcol
False
output_dir
 
vis
VLASS2.1.sb38664748.eb38688475.59125.74132475695_split_split.ms
Start time
2025-01-04 04:29:00.003
End
2025-01-04 05:22:21.668
Duration
0:53:21.665
Note, WebLog generation is not included in the time.

CASA logs for stage 8