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

Statwt Summary Plot

VLASS2.1.sb38642060.eb38643748.59104.02058106482_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 5.716 5.454/6.148 5.851 ± 0.5593
ea02 1342 1342/1342 1342 ± 0 5.941 5.572/6.661 6.111 ± 0.6662
ea04 1342 1342/1342 1342 ± 0 5.54 5.246/6.121 5.734 ± 0.5434
ea05 1342 1342/1342 1342 ± 0 5.863 5.446/6.305 5.932 ± 0.5973
ea06 1342 1342/1342 1342 ± 0 5.278 5.009/5.541 5.287 ± 0.3624
ea07 1342 1342/1342 1342 ± 0 6.094 5.644/6.321 6.134 ± 0.5384
ea08 1342 1342/1342 1342 ± 0.00000261 6.073 5.807/6.834 6.353 ± 0.6528
ea09 1342 1342/1342 1342 ± 0 5.733 5.361/6.406 5.901 ± 0.622
ea10 1342 1342/1342 1342 ± 0 6.064 5.477/6.728 6.122 ± 0.653
ea11 1342 1342/1342 1342 ± 0 6.263 5.577/6.734 6.228 ± 0.6834
ea12 1342 1342/1342 1342 ± 0 5.592 5.551/5.666 5.628 ± 0.15
ea13 1342 1342/1342 1342 ± 0 6.113 5.92/6.436 6.246 ± 0.4809
ea14 1342 1342/1342 1342 ± 0 5.863 5.337/6.49 5.975 ± 0.6601
ea15 1342 1342/1342 1342 ± 0 5.933 5.379/6.494 5.991 ± 0.6641
ea16 1342 1342/1342 1342 ± 0 6.17 5.729/6.809 6.342 ± 0.7072
ea17 1342 1342/1342 1342 ± 0.000001846 6.089 5.839/6.658 6.28 ± 0.6077
ea18 1342 1342/1342 1342 ± 0 5.244 4.9/5.739 5.339 ± 0.5067
ea19 1342 1342/1342 1342 ± 0 6.063 5.697/6.815 6.282 ± 0.6569
ea20 1342 1342/1342 1342 ± 0 6.253 5.868/6.873 6.398 ± 0.6211
ea21 1342 1342/1342 1342 ± 0 5.818 5.501/6.401 5.979 ± 0.5671
ea22 1342 1342/1342 1342 ± 0 5.483 5.343/6.303 5.774 ± 0.6142
ea23 1342 1342/1342 1342 ± 0 6.077 5.598/6.515 6.188 ± 0.6584
ea25 1342 1342/1342 1342 ± 0 5.804 5.522/6.368 6.003 ± 0.5988
ea26 1342 1342/1342 1342 ± 0 6.101 5.843/6.812 6.332 ± 0.6753
ea27 1342 1342/1342 1342 ± 0.000007137 5.701 5.417/6.431 5.903 ± 0.5616
ea28 1342 1342/1342 1342 ± 0.00002782 5.847 5.676/6.649 6.137 ± 0.6691
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 5.518 5.359/5.798 5.545 ± 0.2481
3 1342 1342/1342 1342 ± 0.00002351 5.478 5.255/5.671 5.453 ± 0.2896
4 1342 1342/1342 1342 ± 0.00002419 5.437 5.307/5.635 5.433 ± 0.2993
5 1342 1342/1342 1342 ± 0.00002351 5.565 5.313/5.72 5.557 ± 0.3146
6 1342 1342/1342 1342 ± 0.00002396 5.573 5.354/5.718 5.521 ± 0.2918
7 1342 1342/1342 1342 ± 0.00002351 5.519 5.384/5.696 5.528 ± 0.263
8 1342 1342/1342 1342 ± 0.00002351 5.481 5.264/5.627 5.464 ± 0.2957
9 1342 1342/1342 1342 ± 0.00002351 5.705 5.603/6.009 5.728 ± 0.32
10 1342 1342/1342 1342 ± 0.00002375 6.214 6.052/6.359 6.167 ± 0.3267
11 1342 1342/1342 1342 ± 0.00002396 6.406 6.299/6.559 6.367 ± 0.3258
12 1342 1342/1342 1342 ± 0.00002443 6.544 6.351/6.781 6.537 ± 0.378
13 1342 1342/1342 1342 ± 0.00002396 6.978 6.909/7.324 6.985 ± 0.373
14 1342 1342/1342 1342 ± 0.00002396 7.294 6.997/7.462 7.195 ± 0.407
15 1342 1342/1342 1342 ± 0.00002396 6.9 6.682/7.093 6.829 ± 0.4054
16 1342 1342/1342 1342 ± 0.00002743 6.159 5.889/6.319 6.119 ± 0.3713
17 1342 1342/1342 1342 ± 0.00003005 6.123 5.779/6.335 6.092 ± 0.3677
datacolumn
residual_data
output_dir
 
vis
VLASS2.1.sb38642060.eb38643748.59104.02058106482_split_split.ms
overwrite_modelcol
False
statwtmode
VLASS-SE
Start time
2024-04-06 22:06:05.631
End
2024-04-06 23:27:50.078
Duration
1:21:44.448
Note, WebLog generation is not included in the time.

CASA logs for stage 7