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

Statwt Summary Plot

VLASS2.1.sb38547417.eb38659598.59111.3291737963_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 5.518 5.45/6.239 5.692 ± 0.665
ea02 1342 1342/1342 1342 ± 0.00004215 5.987 5.566/6.717 6.003 ± 0.8271
ea04 1342 1342/1342 1342 ± 0 5.163 5.015/5.919 5.399 ± 0.6037
ea05 1342 1342/1342 1342 ± 0.000006261 5.446 5.094/6.285 5.656 ± 0.6554
ea06 1342 1342/1342 1342 ± 0 4.858 4.723/5.303 4.907 ± 0.4416
ea07 1342 1342/1342 1342 ± 0.00004215 6.033 5.619/6.351 6.032 ± 0.7897
ea08 1342 1342/1342 1342 ± 0.00004215 6.165 5.694/7.067 6.205 ± 0.8853
ea09 1342 1342/1342 1342 ± 0.000001249 5.665 5.26/6.536 5.744 ± 0.786
ea10 1342 1342/1342 1342 ± 0.00004215 5.734 5.497/6.884 5.994 ± 0.8685
ea11 1342 1342/1342 1342 ± 0.00003452 5.973 5.358/6.767 6.005 ± 0.9358
ea12 1342 1342/1342 1342 ± 0 5.69 5.423/6.549 5.886 ± 0.8429
ea13 1342 1342/1342 1342 ± 0 6.055 5.89/6.567 6.142 ± 0.713
ea14 1342 1342/1342 1342 ± 0.000003011 5.576 5.305/6.54 5.876 ± 0.7341
ea15 1342 1342/1342 1342 ± 0 5.4 5.204/6.298 5.73 ± 0.7533
ea16 1342 1342/1342 1342 ± 0.00001594 6.086 5.739/6.8 6.193 ± 0.8149
ea17 1342 1342/1342 1342 ± 0.00004215 6.065 5.653/7.149 6.148 ± 0.8602
ea18 1342 1342/1342 1342 ± 0.00002879 4.948 4.673/5.687 5.099 ± 0.6097
ea19 1342 1342/1342 1342 ± 0.000001229 5.745 5.524/6.633 6.026 ± 0.7158
ea20 1342 1342/1342 1342 ± 0.000003252 5.96 5.795/6.961 6.133 ± 0.881
ea21 1342 1342/1342 1342 ± 0.00001377 5.589 5.369/6.368 5.806 ± 0.6815
ea22 1342 1342/1342 1342 ± 0.00004014 5.53 5.109/6.318 5.587 ± 0.7845
ea23 1342 1342/1342 1342 ± 0.00004106 5.769 5.712/6.7 6.112 ± 0.8501
ea25 1342 1342/1342 1342 ± 0.00004216 5.637 5.496/6.502 5.805 ± 0.7875
ea26 1342 1342/1342 1342 ± 0 5.914 5.791/7.018 6.187 ± 0.804
ea27 1342 1342/1342 1342 ± 0.00004272 5.708 5.305/6.683 5.827 ± 0.7879
ea28 1342 1342/1342 1342 ± 0.00004215 5.841 5.684/6.737 6.03 ± 0.8018
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 ± 0.00002358 5.521 5.384/5.802 5.563 ± 0.2955
4 1342 1342/1342 1342 ± 0.00002547 5.196 4.983/5.622 5.274 ± 0.4289
5 1342 1342/1342 1342 ± 0.00002358 5.577 5.308/5.782 5.547 ± 0.3563
6 1342 1342/1342 1342 ± 0.00002358 5.538 5.333/5.694 5.479 ± 0.3547
7 1342 1342/1342 1342 ± 0.00002358 5.502 5.412/5.745 5.497 ± 0.2994
8 1342 1342/1342 1342 ± 0.00002358 5.528 5.304/5.717 5.468 ± 0.3425
9 1342 1342/1342 1342 ± 0.00002358 5.744 5.529/6.032 5.718 ± 0.3815
10 1342 1342/1342 1342 ± 0.00002358 6.169 6.023/6.408 6.14 ± 0.3629
11 1342 1342/1342 1342 ± 0.00002358 6.457 6.293/6.639 6.369 ± 0.3896
12 1342 1342/1342 1342 ± 0.00002358 6.544 6.339/6.766 6.455 ± 0.5077
13 1342 1342/1342 1342 ± 0.00002358 6.982 6.799/7.193 6.93 ± 0.4154
14 1342 1342/1342 1342 ± 0.00002358 7.092 6.766/7.323 7.001 ± 0.4766
15 1342 1342/1342 1342 ± 0.00002358 6.853 6.626/7.174 6.792 ± 0.5237
16 1342 1342/1342 1342 ± 0.00006103 4.588 4.428/4.762 4.592 ± 0.243
17 1342 1342/1342 1342 ± 0.00006047 4.627 4.456/4.789 4.619 ± 0.2328
output_dir
 
statwtmode
VLASS-SE
vis
VLASS2.1.sb38547417.eb38659598.59111.3291737963_split_split.ms
overwrite_modelcol
False
datacolumn
residual_data
Start time
2024-11-19 10:03:59.976
End
2024-11-19 10:59:11.304
Duration
0:55:11.328
Note, WebLog generation is not included in the time.

CASA logs for stage 8