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

Statwt Summary Plot

VLASS2.1.sb38524914.eb38555684.59065.379924340275_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 5.737 5.575/6.348 5.946 ± 0.4823
ea02 1342 1342/1342 1342 ± 0 6.004 5.658/6.83 6.253 ± 0.6049
ea04 1342 1342/1342 1342 ± 0.00002955 5.551 5.267/6.131 5.735 ± 0.5449
ea05 1342 1342/1342 1342 ± 0 6.019 5.629/6.496 6.073 ± 0.5813
ea06 1342 1342/1342 1342 ± 0 3.481 2.997/3.697 3.346 ± 0.3903
ea07 1342 1342/1342 1342 ± 0 5.584 5.426/5.738 5.625 ± 0.2652
ea08 1342 1342/1342 1342 ± 0 6.123 5.903/7.113 6.485 ± 0.6523
ea09 1342 1342/1342 1342 ± 0 5.524 5.227/6.069 5.646 ± 0.4732
ea10 1342 1342/1342 1342 ± 0.00001086 5.662 5.447/6.6 5.938 ± 0.6222
ea11 1342 1342/1342 1342 ± 0 6.221 5.699/6.705 6.293 ± 0.5563
ea12 1342 1342/1342 1342 ± 0 6.026 5.554/6.505 6.127 ± 0.5872
ea13 1342 1342/1342 1342 ± 0 6.183 5.862/6.373 6.2 ± 0.4401
ea14 1342 1342/1342 1342 ± 0 5.802 5.405/6.479 5.907 ± 0.6458
ea15 1342 1342/1342 1342 ± 0 5.855 5.434/6.52 6.034 ± 0.6644
ea16 1342 1342/1342 1342 ± 0 4.944 4.764/5.27 5.04 ± 0.353
ea17 1342 1342/1342 1342 ± 0 6.088 5.913/6.823 6.395 ± 0.625
ea18 1342 1342/1342 1342 ± 0 5.469 5.081/5.878 5.498 ± 0.489
ea19 1342 1342/1342 1342 ± 0 6.753 6.352/7.017 6.752 ± 0.4284
ea20 1342 1342/1342 1342 ± 0 6.414 6.001/6.973 6.51 ± 0.6157
ea21 1342 1342/1342 1342 ± 0 5.839 5.568/6.547 6.03 ± 0.6045
ea22 1342 1342/1342 1342 ± 0 5.676 5.441/6.423 5.881 ± 0.5608
ea23 1342 1342/1342 1342 ± 0 5.763 5.529/6.628 6.082 ± 0.6788
ea25 1342 1342/1342 1342 ± 0 5.657 5.456/5.738 5.631 ± 0.1935
ea26 1342 1342/1342 1342 ± 0 6.206 5.858/6.942 6.376 ± 0.5762
ea27 1342 1342/1342 1342 ± 0.00001606 5.781 5.565/6.572 5.943 ± 0.6141
ea28 1342 1342/1342 1342 ± 0 6.714 6.225/6.979 6.613 ± 0.5691
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 ± 0.00002494 5.742 5.436/5.857 5.624 ± 0.3642
3 1342 1342/1342 1342 ± 0.00003509 5.495 5.409/5.77 5.517 ± 0.3167
4 1342 1342/1342 1342 ± 0.00002552 5.396 5.216/5.648 5.373 ± 0.309
5 1342 1342/1342 1342 ± 0.00002444 5.496 5.233/5.683 5.385 ± 0.6213
6 1342 1342/1342 1342 ± 0.00002444 5.533 5.287/5.648 5.398 ± 0.5992
7 1342 1342/1342 1342 ± 0.00002444 5.514 5.382/5.7 5.444 ± 0.5748
8 1342 1342/1342 1342 ± 0.00002494 5.512 5.344/5.713 5.517 ± 0.3203
9 1342 1342/1342 1342 ± 0.00002444 5.794 5.513/6.075 5.674 ± 0.6501
10 1342 1342/1342 1342 ± 0.00002444 6.225 6.029/6.426 6.097 ± 0.6171
11 1342 1342/1342 1342 ± 0.00002444 6.455 6.216/6.695 6.296 ± 0.7305
12 1342 1342/1342 1342 ± 0.00002444 6.585 6.327/6.824 6.426 ± 0.7396
13 1342 1342/1342 1342 ± 0.00002444 7.076 6.708/7.297 6.832 ± 0.7849
14 1342 1342/1342 1342 ± 0.00002444 7.174 6.875/7.387 6.968 ± 0.7828
15 1342 1342/1342 1342 ± 0.00002494 6.723 6.564/6.874 6.654 ± 0.3835
16 1342 1342/1342 1342 ± 0.00002873 5.912 5.752/6.212 5.961 ± 0.4075
17 1342 1342/1342 1342 ± 0.00002566 5.947 5.729/6.221 5.96 ± 0.4003
overwrite_modelcol
False
output_dir
 
vis
VLASS2.1.sb38524914.eb38555684.59065.379924340275_split_split.ms
statwtmode
VLASS-SE
datacolumn
residual_data
Start time
2024-12-31 02:25:29.338
End
2024-12-31 03:25:53.321
Duration
1:00:23.983
Note, WebLog generation is not included in the time.

CASA logs for stage 8