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 5.601 5.413/6.225 5.771 ± 0.5311
ea02 1342 1342/1342 1342 ± 0.00001455 5.881 5.473/6.559 5.997 ± 0.6532
ea04 1342 1342/1342 1342 ± 0 5.515 5.198/6.001 5.635 ± 0.4835
ea05 1342 1342/1342 1342 ± 0 5.851 5.479/6.469 5.898 ± 0.5566
ea06 1342 1342/1342 1342 ± 0 5.623 5.185/6.034 5.64 ± 0.4778
ea07 1342 1342/1342 1342 ± 0 5.233 5.135/5.68 5.342 ± 0.251
ea08 1342 1342/1342 1342 ± 0.00002994 5.982 5.641/6.702 6.176 ± 0.6503
ea09 1342 1342/1342 1342 ± 0 5.355 5.032/5.93 5.446 ± 0.4699
ea10 1342 1342/1342 1342 ± 0.00003532 5.325 5.079/6.06 5.496 ± 0.5548
ea11 1342 1342/1342 1342 ± 0 5.751 5.432/6.419 5.936 ± 0.6094
ea13 1342 1342/1342 1342 ± 0 6.002 5.809/6.227 6.119 ± 0.425
ea14 1342 1342/1342 1342 ± 0.00001615 5.905 5.515/6.496 6.026 ± 0.6067
ea15 1342 1342/1342 1342 ± 0 5.945 5.494/6.424 6.035 ± 0.6494
ea16 1342 1342/1342 1342 ± 0.0000184 6.038 5.651/6.661 6.148 ± 0.6697
ea17 1342 1342/1342 1342 ± 0.00001015 5.691 5.487/5.861 5.688 ± 0.2158
ea18 1342 1342/1342 1342 ± 0 5.154 4.895/5.68 5.22 ± 0.4792
ea19 1342 1342/1342 1342 ± 0 5.747 5.708/5.923 5.793 ± 0.1196
ea20 1342 1342/1342 1342 ± 0 6.196 5.793/6.772 6.24 ± 0.6045
ea21 1342 1342/1342 1342 ± 0 5.654 5.482/6.315 5.885 ± 0.5241
ea22 1342 1342/1342 1342 ± 0 5.564 5.289/6.428 5.815 ± 0.6353
ea23 1342 1342/1342 1342 ± 0 5.752 5.611/6.586 6.081 ± 0.6362
ea24 1342 1342/1342 1342 ± 0 5.828 5.114/6.236 5.654 ± 0.5681
ea25 1342 1342/1342 1342 ± 0.000003127 5.56 5.211/6.214 5.745 ± 0.5717
ea26 1342 1342/1342 1342 ± 0 6.078 5.825/6.901 6.281 ± 0.6455
ea27 1342 1342/1342 1342 ± 0.000007794 5.591 5.281/5.639 5.463 ± 0.2244
ea28 1342 1342/1342 1342 ± 0.00004076 5.671 5.517/6.498 5.926 ± 0.6202
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 ± 0.00002364 5.593 5.377/5.719 5.533 ± 0.2645
3 1342 1342/1342 1342 ± 0.00002456 5.125 4.956/5.35 5.178 ± 0.3441
4 1342 1342/1342 1342 ± 0.00004424 5.153 4.89/5.273 5.152 ± 0.424
5 1342 1342/1342 1342 ± 0.00002364 5.473 5.317/5.693 5.487 ± 0.2926
6 1342 1342/1342 1342 ± 0.00002364 5.474 5.2/5.64 5.425 ± 0.2647
7 1342 1342/1342 1342 ± 0.00002364 5.48 5.203/5.636 5.446 ± 0.2597
8 1342 1342/1342 1342 ± 0.00002364 5.456 5.084/5.599 5.378 ± 0.291
9 1342 1342/1342 1342 ± 0.00002367 5.69 5.436/5.917 5.645 ± 0.3083
10 1342 1342/1342 1342 ± 0.00002564 6.077 5.881/6.202 6.003 ± 0.316
11 1342 1342/1342 1342 ± 0.00002564 6.246 6.047/6.417 6.224 ± 0.301
12 1342 1342/1342 1342 ± 0.00002564 6.426 6.207/6.567 6.363 ± 0.3015
13 1342 1342/1342 1342 ± 0.00002564 6.858 6.425/7.006 6.758 ± 0.3587
14 1342 1342/1342 1342 ± 0.00002564 7.012 6.588/7.249 6.946 ± 0.3808
15 1342 1342/1342 1342 ± 0.00002564 6.708 6.342/6.949 6.61 ± 0.4082
16 1342 1342/1342 1342 ± 0.00004338 5.672 5.489/5.992 5.714 ± 0.3501
17 1342 1342/1342 1342 ± 0.00004138 5.745 5.535/6.037 5.758 ± 0.3316
output_dir
 
statwtmode
VLASS-SE
datacolumn
residual_data
vis
VLASS2.1.sb38483282.eb38504007.59045.97679461805_split_split.ms
overwrite_modelcol
False
Start time
2024-04-13 02:43:06.287
End
2024-04-13 03:38:19.499
Duration
0:55:13.212
Note, WebLog generation is not included in the time.

CASA logs for stage 7