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 5.39 5.324/6.115 5.708 ± 0.5008
ea02 1342 1342/1342 1342 ± 0 5.928 5.649/6.715 6.149 ± 0.6131
ea04 1342 1342/1342 1342 ± 0 5.511 5.136/6.174 5.651 ± 0.546
ea05 1342 1342/1342 1342 ± 0 5.934 5.44/6.561 5.961 ± 0.6023
ea06 1342 1342/1342 1342 ± 0 5.063 4.588/5.321 4.992 ± 0.4154
ea07 1342 1342/1342 1342 ± 0 5.731 5.437/6.261 5.932 ± 0.5676
ea08 1342 1342/1342 1342 ± 0 5.955 5.729/6.799 6.232 ± 0.6202
ea09 1342 1342/1342 1342 ± 0 5.895 5.327/6.603 5.949 ± 0.6219
ea10 1342 1342/1342 1342 ± 0.000009344 5.637 5.267/6.352 5.789 ± 0.5624
ea11 1342 1342/1342 1342 ± 0 6.07 5.226/6.34 5.922 ± 0.6177
ea12 1342 1342/1342 1342 ± 0 6.023 5.419/6.526 6.057 ± 0.6393
ea13 1342 1342/1342 1342 ± 0 6.171 5.756/6.375 6.181 ± 0.4877
ea14 1342 1342/1342 1342 ± 0.00001524 5.713 5.34/6.474 5.882 ± 0.6455
ea15 1342 1342/1342 1342 ± 0 5.739 5.082/6.289 5.738 ± 0.6925
ea16 1342 1342/1342 1342 ± 0.000006985 6.056 5.771/6.838 6.273 ± 0.6673
ea17 1342 1342/1342 1342 ± 0 6.085 5.622/6.567 6.153 ± 0.5809
ea18 1342 1342/1342 1342 ± 0 5.214 4.798/5.716 5.272 ± 0.5249
ea19 1342 1342/1342 1342 ± 0 6.135 5.595/6.77 6.159 ± 0.6197
ea20 1342 1342/1342 1342 ± 0 6.356 5.749/6.782 6.316 ± 0.6365
ea21 1342 1342/1342 1342 ± 0 5.658 5.457/6.399 5.865 ± 0.5634
ea22 1342 1342/1342 1342 ± 0 5.694 5.322/6.517 5.892 ± 0.6128
ea23 1342 1342/1342 1342 ± 0.000002938 5.657 5.519/6.628 6.055 ± 0.6689
ea25 1342 1342/1342 1342 ± 0 5.905 5.324/6.269 5.844 ± 0.5782
ea26 1342 1342/1342 1342 ± 0 6.024 5.666/6.795 6.212 ± 0.5863
ea27 1342 1342/1342 1342 ± 0.00003867 5.636 5.412/6.414 5.861 ± 0.5545
ea28 1342 1342/1342 1342 ± 0.0000012 5.655 5.458/6.533 5.959 ± 0.6198
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 ± 0.00002351 5.446 5.243/5.648 5.408 ± 0.2656
4 1342 1342/1342 1342 ± 0.00002351 5.297 5.2/5.575 5.31 ± 0.3731
5 1342 1342/1342 1342 ± 0.00002351 5.454 5.244/5.579 5.433 ± 0.3298
6 1342 1342/1342 1342 ± 0.00002351 5.326 5.127/5.503 5.312 ± 0.3035
7 1342 1342/1342 1342 ± 0.00002351 5.399 5.262/5.596 5.396 ± 0.282
8 1342 1342/1342 1342 ± 0.00002351 5.439 5.19/5.584 5.356 ± 0.2996
9 1342 1342/1342 1342 ± 0.00002351 5.71 5.526/5.887 5.636 ± 0.3395
10 1342 1342/1342 1342 ± 0.00002351 6.106 6.021/6.258 6.064 ± 0.318
11 1342 1342/1342 1342 ± 0.00002351 6.357 6.155/6.434 6.283 ± 0.3336
12 1342 1342/1342 1342 ± 0.00002351 6.503 6.334/6.641 6.439 ± 0.3545
13 1342 1342/1342 1342 ± 0.00002351 6.929 6.725/7.069 6.866 ± 0.3767
14 1342 1342/1342 1342 ± 0.00002351 7.036 6.858/7.273 7.007 ± 0.4107
15 1342 1342/1342 1342 ± 0.00002351 6.588 6.406/6.796 6.555 ± 0.3888
16 1342 1342/1342 1342 ± 0.00003336 5.877 5.662/6.127 5.876 ± 0.3385
17 1342 1342/1342 1342 ± 0.00003241 5.91 5.639/6.172 5.887 ± 0.3416
statwtmode
VLASS-SE
output_dir
 
datacolumn
residual_data
overwrite_modelcol
False
vis
VLASS2.1.sb38550653.eb38589596.59083.30140427084_split_split.ms
Start time
2024-05-17 07:00:05.733
End
2024-05-17 08:01:28.988
Duration
1:01:23.255
Note, WebLog generation is not included in the time.

CASA logs for stage 8