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

Statwt Summary Plot

VLASS2.1.sb38613707.eb38659860.59113.15663519676_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 5.864 5.402/6.197 5.859 ± 0.5444
ea02 1342 1342/1342 1342 ± 0.000002201 5.909 5.554/6.7 6.146 ± 0.6573
ea04 1342 1342/1342 1342 ± 0 5.662 5.267/6.325 5.806 ± 0.5736
ea05 1342 1342/1342 1342 ± 0 6.051 5.452/6.572 5.981 ± 0.6174
ea06 1342 1342/1342 1342 ± 0 4.973 4.759/5.303 5.026 ± 0.3425
ea07 1342 1342/1342 1342 ± 0 6.261 5.544/6.433 6.153 ± 0.6207
ea08 1342 1342/1342 1342 ± 0.000005472 6.084 5.744/6.947 6.406 ± 0.6852
ea09 1342 1342/1342 1342 ± 0 5.703 5.375/6.624 5.925 ± 0.6522
ea10 1342 1342/1342 1342 ± 0 6.263 5.432/6.84 6.17 ± 0.7057
ea11 1342 1342/1342 1342 ± 0 6.126 5.296/6.564 6.05 ± 0.7155
ea12 1342 1342/1342 1342 ± 0 5.516 5.438/5.594 5.59 ± 0.2142
ea13 1342 1342/1342 1342 ± 0 6.316 6.091/6.635 6.461 ± 0.5222
ea14 1342 1342/1342 1342 ± 0 6.106 5.393/6.695 6.084 ± 0.7058
ea15 1342 1342/1342 1342 ± 0 6.029 5.482/6.597 6.117 ± 0.703
ea16 1342 1342/1342 1342 ± 0 6.333 5.795/6.931 6.435 ± 0.7342
ea17 1342 1342/1342 1342 ± 0.000001556 6.14 5.697/7.031 6.273 ± 0.6359
ea18 1342 1342/1342 1342 ± 0 5.166 4.796/5.611 5.235 ± 0.5367
ea19 1342 1342/1342 1342 ± 0 6.373 5.747/6.928 6.405 ± 0.6985
ea20 1342 1342/1342 1342 ± 0 6.43 5.791/6.927 6.394 ± 0.6659
ea21 1342 1342/1342 1342 ± 0 6.12 5.532/6.523 6.101 ± 0.591
ea22 1342 1342/1342 1342 ± 0 5.568 5.317/6.4 5.868 ± 0.6621
ea23 1342 1342/1342 1342 ± 0 6.318 5.596/6.708 6.281 ± 0.7159
ea25 1342 1342/1342 1342 ± 0 5.892 5.444/6.429 5.982 ± 0.5912
ea26 1342 1342/1342 1342 ± 0 6.1 5.836/7.124 6.389 ± 0.6793
ea27 1342 1342/1342 1342 ± 0.00001578 5.903 5.465/6.552 5.965 ± 0.603
ea28 1342 1342/1342 1342 ± 0.0000312 5.785 5.586/6.692 6.184 ± 0.6569
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 5.499 5.354/5.768 5.512 ± 0.2876
4 1342 1342/1342 1342 ± 0.00002556 5.264 5.167/5.58 5.333 ± 0.3478
5 1342 1342/1342 1342 ± 0.00002351 5.52 5.273/5.683 5.517 ± 0.3303
6 1342 1342/1342 1342 ± 0.00002351 5.505 5.307/5.631 5.477 ± 0.358
7 1342 1342/1342 1342 ± 0.00002351 5.48 5.363/5.695 5.469 ± 0.2821
8 1342 1342/1342 1342 ± 0.00002351 5.523 5.271/5.668 5.448 ± 0.3109
9 1342 1342/1342 1342 ± 0.00002351 5.777 5.575/5.994 5.72 ± 0.3517
10 1342 1342/1342 1342 ± 0.00002354 6.233 6.052/6.368 6.165 ± 0.3524
11 1342 1342/1342 1342 ± 0.00002395 6.482 6.26/6.591 6.385 ± 0.37
12 1342 1342/1342 1342 ± 0.00002443 6.617 6.436/6.834 6.546 ± 0.4042
13 1342 1342/1342 1342 ± 0.00002395 7.064 6.992/7.311 7.021 ± 0.4282
14 1342 1342/1342 1342 ± 0.00002395 7.341 7.086/7.563 7.222 ± 0.4698
15 1342 1342/1342 1342 ± 0.00002395 6.969 6.729/7.213 6.852 ± 0.4753
16 1342 1342/1342 1342 ± 0.00003032 6.172 5.822/6.391 6.125 ± 0.4605
17 1342 1342/1342 1342 ± 0.00003021 6.201 5.717/6.445 6.14 ± 0.4616
overwrite_modelcol
False
output_dir
 
datacolumn
residual_data
statwtmode
VLASS-SE
vis
VLASS2.1.sb38613707.eb38659860.59113.15663519676_split_split.ms
Start time
2024-04-13 04:21:40.633
End
2024-04-13 05:32:21.985
Duration
1:10:41.353
Note, WebLog generation is not included in the time.

CASA logs for stage 7