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

Statwt Summary Plot

VLASS2.1.sb38547417.eb38659598.59111.3291737963_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 5.5 5.461/6.242 5.711 ± 0.6682
ea02 1342 1342/1342 1342 ± 0.00004215 5.979 5.559/6.716 6.021 ± 0.8252
ea04 1342 1342/1342 1342 ± 0 5.161 5.01/5.9 5.399 ± 0.5939
ea05 1342 1342/1342 1342 ± 0.000004758 5.428 5.085/6.277 5.656 ± 0.6532
ea06 1342 1342/1342 1342 ± 0 4.875 4.716/5.301 4.91 ± 0.437
ea07 1342 1342/1342 1342 ± 0.00004215 6.047 5.614/6.356 6.045 ± 0.7806
ea08 1342 1342/1342 1342 ± 0.00004215 6.154 5.694/7.073 6.222 ± 0.881
ea09 1342 1342/1342 1342 ± 0.000001249 5.672 5.269/6.522 5.752 ± 0.7898
ea10 1342 1342/1342 1342 ± 0.00004215 5.736 5.505/6.875 6.005 ± 0.859
ea11 1342 1342/1342 1342 ± 0.00003378 5.969 5.366/6.766 6.009 ± 0.9253
ea12 1342 1342/1342 1342 ± 0 5.693 5.422/6.539 5.878 ± 0.8343
ea13 1342 1342/1342 1342 ± 0 6.057 5.896/6.553 6.149 ± 0.7122
ea14 1342 1342/1342 1342 ± 0.000003687 5.565 5.295/6.521 5.881 ± 0.728
ea15 1342 1342/1342 1342 ± 0 5.415 5.197/6.302 5.733 ± 0.7454
ea16 1342 1342/1342 1342 ± 0.00001148 6.084 5.721/6.792 6.2 ± 0.8017
ea17 1342 1342/1342 1342 ± 0.00004215 6.056 5.649/7.136 6.152 ± 0.8544
ea18 1342 1342/1342 1342 ± 0.00002632 4.954 4.679/5.683 5.098 ± 0.6043
ea19 1342 1342/1342 1342 ± 0 5.745 5.52/6.642 6.027 ± 0.7088
ea20 1342 1342/1342 1342 ± 0.000003476 5.959 5.783/6.95 6.133 ± 0.8616
ea21 1342 1342/1342 1342 ± 0.00001068 5.585 5.355/6.366 5.805 ± 0.6757
ea22 1342 1342/1342 1342 ± 0.00004069 5.52 5.119/6.322 5.602 ± 0.7766
ea23 1342 1342/1342 1342 ± 0.00004001 5.765 5.705/6.696 6.114 ± 0.8391
ea25 1342 1342/1342 1342 ± 0.00004212 5.682 5.5/6.511 5.815 ± 0.7763
ea26 1342 1342/1342 1342 ± 0 5.916 5.797/7.027 6.202 ± 0.8052
ea27 1342 1342/1342 1342 ± 0.00004272 5.704 5.303/6.687 5.842 ± 0.7832
ea28 1342 1342/1342 1342 ± 0.00004215 5.838 5.676/6.716 6.042 ± 0.7972
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 ± 0.00002358 5.532 5.393/5.808 5.569 ± 0.2941
4 1342 1342/1342 1342 ± 0.00002547 5.307 5.039/5.75 5.364 ± 0.4583
5 1342 1342/1342 1342 ± 0.00002358 5.572 5.299/5.775 5.543 ± 0.353
6 1342 1342/1342 1342 ± 0.00002358 5.536 5.333/5.694 5.474 ± 0.356
7 1342 1342/1342 1342 ± 0.00002358 5.504 5.413/5.742 5.494 ± 0.299
8 1342 1342/1342 1342 ± 0.00002358 5.523 5.303/5.712 5.465 ± 0.3407
9 1342 1342/1342 1342 ± 0.00002358 5.738 5.529/6.043 5.716 ± 0.3809
10 1342 1342/1342 1342 ± 0.00002358 6.182 6.005/6.401 6.136 ± 0.3639
11 1342 1342/1342 1342 ± 0.00002358 6.448 6.296/6.636 6.364 ± 0.3892
12 1342 1342/1342 1342 ± 0.00002358 6.529 6.344/6.765 6.451 ± 0.5061
13 1342 1342/1342 1342 ± 0.00002358 6.984 6.814/7.226 6.938 ± 0.414
14 1342 1342/1342 1342 ± 0.00002358 7.133 6.805/7.373 7.029 ± 0.4745
15 1342 1342/1342 1342 ± 0.00002358 6.85 6.632/7.156 6.786 ± 0.5251
16 1342 1342/1342 1342 ± 0.00006102 4.619 4.465/4.795 4.624 ± 0.2431
17 1342 1342/1342 1342 ± 0.00006027 4.66 4.489/4.812 4.648 ± 0.2346
output_dir
 
datacolumn
residual_data
vis
VLASS2.1.sb38547417.eb38659598.59111.3291737963_split_split.ms
statwtmode
VLASS-SE
overwrite_modelcol
False
Start time
2024-11-19 15:17:56.338
End
2024-11-19 16:12:28.491
Duration
0:54:32.154
Note, WebLog generation is not included in the time.

CASA logs for stage 8