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

Statwt Summary Plot

VLASS2.1.sb38550653.eb38589596.59083.30140427084_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 5.568 5.368/6.186 5.764 ± 0.4908
ea02 1342 1342/1342 1342 ± 0 5.911 5.645/6.761 6.168 ± 0.6195
ea04 1342 1342/1342 1342 ± 0 5.57 5.133/6.2 5.674 ± 0.583
ea05 1342 1342/1342 1342 ± 0 5.977 5.411/6.416 5.949 ± 0.5886
ea06 1342 1342/1342 1342 ± 0 4.949 4.58/5.283 4.92 ± 0.4062
ea07 1342 1342/1342 1342 ± 0.000009016 5.771 5.5/6.329 5.967 ± 0.5827
ea08 1342 1342/1342 1342 ± 0 5.85 5.716/6.827 6.239 ± 0.6203
ea09 1342 1342/1342 1342 ± 0 5.906 5.311/6.613 5.949 ± 0.6354
ea10 1342 1342/1342 1342 ± 0.00002835 5.753 5.249/6.374 5.814 ± 0.5781
ea11 1342 1342/1342 1342 ± 0 6.043 5.25/6.41 5.947 ± 0.6436
ea12 1342 1342/1342 1342 ± 0 6.025 5.418/6.545 6.087 ± 0.6537
ea13 1342 1342/1342 1342 ± 0 6.17 5.772/6.391 6.19 ± 0.4847
ea14 1342 1342/1342 1342 ± 0 5.76 5.393/6.496 5.912 ± 0.6692
ea15 1342 1342/1342 1342 ± 0 5.788 5.114/6.248 5.773 ± 0.7182
ea16 1342 1342/1342 1342 ± 0 6.116 5.827/6.821 6.304 ± 0.6663
ea17 1342 1342/1342 1342 ± 0 6.083 5.726/6.649 6.22 ± 0.6146
ea18 1342 1342/1342 1342 ± 0 5.277 4.872/5.728 5.3 ± 0.5475
ea19 1342 1342/1342 1342 ± 0 6.279 5.632/6.81 6.21 ± 0.63
ea20 1342 1342/1342 1342 ± 0 6.4 5.781/6.969 6.341 ± 0.6621
ea21 1342 1342/1342 1342 ± 0 5.693 5.461/6.346 5.875 ± 0.5681
ea22 1342 1342/1342 1342 ± 0 5.713 5.353/6.533 5.909 ± 0.6231
ea23 1342 1342/1342 1342 ± 0.00001207 5.784 5.546/6.677 6.115 ± 0.6806
ea25 1342 1342/1342 1342 ± 0 5.86 5.292/6.278 5.822 ± 0.6079
ea26 1342 1342/1342 1342 ± 0 6.08 5.669/6.833 6.248 ± 0.5943
ea27 1342 1342/1342 1342 ± 0.00004053 5.761 5.387/6.468 5.913 ± 0.5745
ea28 1342 1342/1342 1342 ± 0.00000159 5.685 5.509/6.57 5.984 ± 0.6333
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 ± 0.00002348 5.435 5.244/5.659 5.418 ± 0.2789
4 1342 1342/1342 1342 ± 0.00002392 5.298 5.17/5.566 5.29 ± 0.421
5 1342 1342/1342 1342 ± 0.00002348 5.402 5.175/5.617 5.389 ± 0.3352
6 1342 1342/1342 1342 ± 0.00002348 5.335 5.101/5.48 5.302 ± 0.3067
7 1342 1342/1342 1342 ± 0.00002348 5.46 5.251/5.65 5.433 ± 0.2918
8 1342 1342/1342 1342 ± 0.00002348 5.491 5.225/5.596 5.392 ± 0.3103
9 1342 1342/1342 1342 ± 0.00002348 5.751 5.549/5.949 5.676 ± 0.3529
10 1342 1342/1342 1342 ± 0.00002348 6.154 6.024/6.294 6.108 ± 0.3239
11 1342 1342/1342 1342 ± 0.00002348 6.384 6.22/6.518 6.332 ± 0.3435
12 1342 1342/1342 1342 ± 0.00002348 6.538 6.345/6.704 6.481 ± 0.3734
13 1342 1342/1342 1342 ± 0.00002348 6.991 6.814/7.132 6.916 ± 0.3996
14 1342 1342/1342 1342 ± 0.00002348 7.11 6.928/7.36 7.043 ± 0.4347
15 1342 1342/1342 1342 ± 0.00002348 6.643 6.41/6.843 6.564 ± 0.3839
16 1342 1342/1342 1342 ± 0.00003629 5.85 5.688/6.138 5.898 ± 0.3341
17 1342 1342/1342 1342 ± 0.00003534 5.909 5.711/6.119 5.918 ± 0.3325
vis
VLASS2.1.sb38550653.eb38589596.59083.30140427084_split_split.ms
output_dir
 
overwrite_modelcol
False
statwtmode
VLASS-SE
datacolumn
residual_data
Start time
2024-05-17 13:38:21.626
End
2024-05-17 14:49:55.584
Duration
1:11:33.959
Note, WebLog generation is not included in the time.

CASA logs for stage 8