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

Statwt Summary Plot

VLASS2.1.sb38464181.eb38625161.59091.97021673611_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 5.136 5.072/5.752 5.417 ± 0.525
ea02 1342 1342/1342 1342 ± 0.00003636 5.683 5.161/6.238 5.771 ± 0.6615
ea04 1342 1342/1342 1342 ± 0 5.192 4.973/5.791 5.429 ± 0.5446
ea05 1342 1342/1342 1342 ± 0 5.775 5.197/6.45 5.813 ± 0.6422
ea06 1342 1342/1342 1342 ± 0 4.769 4.669/5.347 4.976 ± 0.4578
ea07 1342 1342/1342 1342 ± 0.000001266 5.59 5.156/6.053 5.657 ± 0.6528
ea08 1342 1342/1342 1342 ± 0.00004864 5.609 5.349/6.424 5.912 ± 0.6762
ea10 1342 1342/1342 1342 ± 0.00001663 5.227 5.043/6.412 5.597 ± 0.7299
ea11 0 N/A 0 ± N/A 0 N/A 0 ± N/A
ea12 1342 1342/1342 1342 ± 0 5.393 5.135/6.073 5.635 ± 0.6792
ea13 1342 1342/1342 1342 ± 0.000001266 5.945 5.512/6.224 5.991 ± 0.5174
ea14 1342 1342/1342 1342 ± 0 5.39 5.086/6.139 5.569 ± 0.6628
ea15 1342 1342/1342 1342 ± 0 5.355 4.938/6.051 5.523 ± 0.6653
ea16 1342 1342/1342 1342 ± 0 5.855 5.432/6.608 5.953 ± 0.7669
ea17 1342 1342/1342 1342 ± 0.00004797 5.464 5.226/6.28 5.75 ± 0.72
ea18 1342 1342/1342 1342 ± 0.0000031 4.766 4.373/5.283 4.875 ± 0.5556
ea19 1342 1342/1342 1342 ± 0 5.819 5.319/6.558 5.908 ± 0.6843
ea20 1342 1342/1342 1342 ± 0 5.65 5.373/6.56 5.902 ± 0.7599
ea21 1342 1342/1342 1342 ± 0 5.288 5.106/6.165 5.598 ± 0.625
ea22 1342 1342/1342 1342 ± 0.00001373 5.504 5.081/6.143 5.646 ± 0.6583
ea23 1342 1342/1342 1342 ± 0 5.415 5.134/6.169 5.698 ± 0.7348
ea25 1342 1342/1342 1342 ± 0.00004248 5.105 4.926/5.903 5.404 ± 0.6752
ea26 1342 1342/1342 1342 ± 0.00000283 5.784 5.472/6.442 5.987 ± 0.6309
ea27 1342 1342/1342 1342 ± 0.00005075 5.206 4.934/6.178 5.475 ± 0.6314
ea28 1342 1342/1342 1342 ± 0.00004846 5.392 5.197/6.239 5.655 ± 0.666
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 ± 0.00002442 5.153 4.974/5.399 5.193 ± 0.2572
3 1342 1342/1342 1342 ± 0.0000294 4.908 4.726/5.046 4.902 ± 0.2755
4 1342 1342/1342 1342 ± 0.00003854 4.91 4.778/5.154 4.956 ± 0.1961
5 1342 1342/1342 1342 ± 0.00002442 5.139 4.914/5.237 5.102 ± 0.2873
6 1342 1342/1342 1342 ± 0.00002442 5.168 4.916/5.327 5.139 ± 0.2648
7 1342 1342/1342 1342 ± 0.00002442 5.173 5.073/5.347 5.192 ± 0.2386
8 1342 1342/1342 1342 ± 0.00002442 5.16 4.955/5.323 5.155 ± 0.2644
9 1342 1342/1342 1342 ± 0.00002442 5.436 5.322/5.702 5.462 ± 0.2826
10 1342 1342/1342 1342 ± 0.00002442 5.911 5.776/6.067 5.874 ± 0.3086
11 1342 1342/1342 1342 ± 0.00002442 6.15 6.054/6.309 6.116 ± 0.3145
12 1342 1342/1342 1342 ± 0.00002442 6.353 6.136/6.539 6.294 ± 0.3385
13 1342 1342/1342 1342 ± 0.00002442 6.748 6.648/6.966 6.738 ± 0.3587
14 1342 1342/1342 1342 ± 0.00002442 6.999 6.792/7.171 6.936 ± 0.3976
15 1342 1342/1342 1342 ± 0.00004977 5.94 5.597/6.335 5.954 ± 0.5176
16 1342 1342/1342 1342 ± 0.0000555 5.102 4.867/5.583 5.174 ± 0.4703
17 1342 1342/1342 1342 ± 0.00005382 5.346 5.163/5.727 5.406 ± 0.4604
vis
VLASS2.1.sb38464181.eb38625161.59091.97021673611_split_split.ms
datacolumn
residual_data
statwtmode
VLASS-SE
output_dir
 
overwrite_modelcol
False
Start time
2024-12-21 11:02:55.581
End
2024-12-21 11:44:00.130
Duration
0:41:04.549
Note, WebLog generation is not included in the time.

CASA logs for stage 8