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

Statwt Summary Plot

VLASS2.1.sb38521729.eb38627577.59093.001901145835_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 5.444 5.256/6.052 5.677 ± 0.5247
ea02 1342 1342/1342 1342 ± 0.00001645 5.741 5.361/6.432 5.921 ± 0.6723
ea04 1342 1342/1342 1342 ± 0 5.544 5.175/6.141 5.725 ± 0.5673
ea05 1342 1342/1342 1342 ± 0 5.513 5.117/6.036 5.621 ± 0.5777
ea06 1342 1342/1342 1342 ± 0 4.899 4.708/5.34 5.011 ± 0.3808
ea07 1342 1342/1342 1342 ± 0 5.888 5.439/6.202 5.933 ± 0.5689
ea08 1342 1342/1342 1342 ± 0.00001867 5.714 5.437/6.578 6.029 ± 0.6878
ea09 1342 1342/1342 1342 ± 0.00001019 5.561 5.172/6.249 5.712 ± 0.6311
ea10 1342 1342/1342 1342 ± 0 5.82 5.268/6.52 5.868 ± 0.6819
ea11 1342 1342/1342 1342 ± 0 5.792 5.108/6.292 5.774 ± 0.6668
ea12 1342 1342/1342 1342 ± 0 6.374 6.116/6.805 6.459 ± 0.4066
ea13 1342 1342/1342 1342 ± 0.00000109 5.778 5.634/6.323 6.034 ± 0.5228
ea14 1342 1342/1342 1342 ± 0 5.698 5.191/6.271 5.772 ± 0.6585
ea15 1342 1342/1342 1342 ± 0 5.68 5.194/6.299 5.813 ± 0.6957
ea16 1342 1342/1342 1342 ± 0 5.985 5.516/6.598 6.128 ± 0.7119
ea17 1342 1342/1342 1342 ± 0.0000251 5.903 5.55/6.432 6.066 ± 0.6234
ea18 1342 1342/1342 1342 ± 0 5.015 4.679/5.581 5.151 ± 0.5263
ea19 1342 1342/1342 1342 ± 0 5.735 5.324/6.343 5.91 ± 0.6051
ea20 1342 1342/1342 1342 ± 0 6.039 5.633/6.65 6.172 ± 0.6418
ea21 1342 1342/1342 1342 ± 0 5.531 5.206/6.081 5.661 ± 0.5569
ea22 1342 1342/1342 1342 ± 0.00001133 5.436 5.208/6.336 5.74 ± 0.6593
ea23 1342 1342/1342 1342 ± 0 5.971 5.443/6.362 6.008 ± 0.6631
ea25 1342 1342/1342 1342 ± 0 5.522 5.133/5.992 5.627 ± 0.5734
ea26 1342 1342/1342 1342 ± 0.000004219 5.833 5.591/6.655 6.106 ± 0.6742
ea27 1342 1342/1342 1342 ± 0.00002753 5.59 5.265/6.395 5.786 ± 0.5958
ea28 1342 1342/1342 1342 ± 0.00003424 5.585 5.34/6.389 5.847 ± 0.663
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 ± 0.00002394 5.304 5.135/5.475 5.279 ± 0.2507
3 1342 1342/1342 1342 ± 0.00002394 5.184 5.017/5.393 5.184 ± 0.2464
4 1342 1342/1342 1342 ± 0.00002394 5.17 5.054/5.362 5.171 ± 0.2952
5 1342 1342/1342 1342 ± 0.00002394 5.316 5.094/5.449 5.273 ± 0.2843
6 1342 1342/1342 1342 ± 0.00002394 5.297 5.117/5.432 5.238 ± 0.2871
7 1342 1342/1342 1342 ± 0.00002394 5.31 5.209/5.457 5.302 ± 0.2566
8 1342 1342/1342 1342 ± 0.00002394 5.289 5.17/5.437 5.272 ± 0.2641
9 1342 1342/1342 1342 ± 0.00002394 5.538 5.413/5.828 5.554 ± 0.3116
10 1342 1342/1342 1342 ± 0.00002349 6.007 5.845/6.163 5.979 ± 0.2933
11 1342 1342/1342 1342 ± 0.00002349 6.278 6.062/6.366 6.194 ± 0.31
12 1342 1342/1342 1342 ± 0.00002349 6.415 6.241/6.535 6.349 ± 0.3273
13 1342 1342/1342 1342 ± 0.00002349 6.828 6.679/6.982 6.788 ± 0.3497
14 1342 1342/1342 1342 ± 0.00002349 7.034 6.786/7.209 6.966 ± 0.3893
15 1342 1342/1342 1342 ± 0.00002349 6.678 6.387/6.806 6.582 ± 0.3933
16 1342 1342/1342 1342 ± 0.00004122 5.854 5.649/6.227 5.877 ± 0.3656
17 1342 1342/1342 1342 ± 0.00003592 5.925 5.626/6.162 5.89 ± 0.3427
vis
VLASS2.1.sb38521729.eb38627577.59093.001901145835_split_split.ms
output_dir
 
datacolumn
residual_data
overwrite_modelcol
False
statwtmode
VLASS-SE
Start time
2024-05-01 09:24:02.162
End
2024-05-01 10:28:49.595
Duration
1:04:47.433
Note, WebLog generation is not included in the time.

CASA logs for stage 7