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

Statwt Summary Plot

VLASS2.1.sb38537053.eb38580096.59080.031941134264_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 5.745 5.182/5.983 5.615 ± 0.5481
ea02 1342 1342/1342 1342 ± 0.000004825 5.754 5.245/6.459 5.877 ± 0.6342
ea04 1342 1342/1342 1342 ± 0.000005026 5.293 4.788/5.903 5.359 ± 0.5969
ea05 1342 1342/1342 1342 ± 0 5.729 5.095/6.227 5.634 ± 0.6053
ea06 1342 1342/1342 1342 ± 0.00002674 4.858 4.565/5.26 4.938 ± 0.4307
ea07 1342 1342/1342 1342 ± 0 5.68 5.211/5.988 5.722 ± 0.5803
ea08 1342 1342/1342 1342 ± 0 5.668 5.435/6.585 6.005 ± 0.6621
ea09 1342 1342/1342 1342 ± 0 5.591 5.067/6.248 5.655 ± 0.6134
ea11 1342 1342/1342 1342 ± 0 5.798 5.107/6.24 5.744 ± 0.6184
ea12 1342 1342/1342 1342 ± 0 5.675 5.073/6.138 5.69 ± 0.6253
ea13 1342 1342/1342 1342 ± 0 5.865 5.563/6.215 5.946 ± 0.5434
ea14 1342 1342/1342 1342 ± 0 5.931 5.234/6.299 5.836 ± 0.6606
ea15 1342 1342/1342 1342 ± 0 5.307 4.756/5.933 5.403 ± 0.7478
ea16 1342 1342/1342 1342 ± 0 5.916 5.376/6.452 5.995 ± 0.744
ea17 1342 1342/1342 1342 ± 0.000013 5.933 5.352/6.688 6.016 ± 0.6658
ea18 1342 1342/1342 1342 ± 0 5.056 4.676/5.485 5.09 ± 0.5189
ea19 1342 1342/1342 1342 ± 0 5.983 5.297/6.468 5.937 ± 0.6726
ea20 1342 1342/1342 1342 ± 0 5.887 5.467/6.512 5.994 ± 0.6577
ea21 1342 1342/1342 1342 ± 0 5.512 5.088/6.073 5.605 ± 0.5975
ea22 1342 1342/1342 1342 ± 0 5.447 5.162/6.339 5.705 ± 0.685
ea23 1342 1342/1342 1342 ± 0 5.906 5.274/6.409 5.913 ± 0.6932
ea25 1342 1342/1342 1342 ± 0.000001715 5.461 5.146/6.053 5.614 ± 0.5609
ea26 1342 1342/1342 1342 ± 0 5.525 5.321/6.165 5.728 ± 0.5754
ea27 1342 1342/1342 1342 ± 0.00002448 5.405 5.046/6.229 5.581 ± 0.6309
ea28 1342 1342/1342 1342 ± 0.000008661 5.573 5.251/6.361 5.755 ± 0.6642
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 ± 0.00002399 5.21 5.058/5.367 5.18 ± 0.2501
3 1342 1342/1342 1342 ± 0.00002404 4.988 4.816/5.101 4.935 ± 0.2448
4 1342 1342/1342 1342 ± 0.00003126 4.954 4.801/5.156 4.928 ± 0.2927
5 1342 1342/1342 1342 ± 0.00002399 5.174 4.949/5.28 5.129 ± 0.3176
6 1342 1342/1342 1342 ± 0.00002399 5.142 4.977/5.303 5.111 ± 0.2815
7 1342 1342/1342 1342 ± 0.00002399 5.193 5.1/5.329 5.182 ± 0.2517
8 1342 1342/1342 1342 ± 0.00002399 5.231 4.991/5.349 5.161 ± 0.2694
9 1342 1342/1342 1342 ± 0.00002399 5.51 5.289/5.68 5.447 ± 0.3131
10 1342 1342/1342 1342 ± 0.00002399 5.93 5.726/6.034 5.855 ± 0.3083
11 1342 1342/1342 1342 ± 0.00002399 6.199 5.931/6.262 6.075 ± 0.3084
12 1342 1342/1342 1342 ± 0.00002399 6.247 6.08/6.413 6.204 ± 0.3298
13 1342 1342/1342 1342 ± 0.00002399 6.714 6.582/6.877 6.678 ± 0.3429
14 1342 1342/1342 1342 ± 0.00002399 6.864 6.663/7.112 6.83 ± 0.375
15 1342 1342/1342 1342 ± 0.00002399 6.476 6.31/6.719 6.447 ± 0.369
16 1342 1342/1342 1342 ± 0.00002683 5.771 5.642/6.002 5.8 ± 0.3142
17 1342 1342/1342 1342 ± 0.00003044 5.792 5.633/6.003 5.822 ± 0.2949
overwrite_modelcol
False
vis
VLASS2.1.sb38537053.eb38580096.59080.031941134264_split_split.ms
statwtmode
VLASS-SE
output_dir
 
datacolumn
residual_data
Start time
2024-12-13 05:47:06.354
End
2024-12-13 06:34:40.268
Duration
0:47:33.914
Note, WebLog generation is not included in the time.

CASA logs for stage 8