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

Statwt Summary Plot

VLASS2.1.sb38563510.eb38566235.59073.10379631944_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 5.375 5.271/5.962 5.398 ± 0.8235
ea02 1342 1342/1342 1342 ± 0.00004144 5.868 5.374/6.62 5.737 ± 0.9987
ea05 1342 1342/1342 1342 ± 0.00002092 5.718 5.102/6.385 5.604 ± 0.7993
ea06 1342 1342/1342 1342 ± 0.000004837 4.787 4.621/5.212 4.777 ± 0.5525
ea07 1342 1342/1342 1342 ± 0.00004179 5.831 5.384/6.03 5.545 ± 0.8
ea08 1342 1342/1342 1342 ± 0.00004141 6.077 5.584/6.798 5.967 ± 1.055
ea09 1342 1342/1342 1342 ± 0.00001419 5.209 4.935/5.779 5.199 ± 0.6589
ea10 1342 1342/1342 1342 ± 0.00004273 5.58 5.248/6.321 5.607 ± 0.9028
ea11 1342 1342/1342 1342 ± 0.0000403 5.723 5.294/6.492 5.722 ± 0.9852
ea12 1342 1342/1342 1342 ± 0.000003533 5.514 5.267/6.434 5.663 ± 0.9643
ea13 1342 1342/1342 1342 ± 0.00001656 5.899 5.671/6.393 5.903 ± 0.8248
ea14 1342 1342/1342 1342 ± 0.000009273 6.643 6.17/6.84 6.045 ± 1.154
ea15 1342 1342/1342 1342 ± 0 5.207 4.933/6.212 5.505 ± 0.9144
ea16 1342 1342/1342 1342 ± 0 5.187 5.037/5.378 5.157 ± 0.203
ea17 1342 1342/1342 1342 ± 0.00004175 5.772 5.625/6.767 5.849 ± 1.041
ea18 1342 1342/1342 1342 ± 0.00001612 5.003 4.623/5.735 5.065 ± 0.718
ea19 1342 1342/1342 1342 ± 0.000003499 5.815 5.463/6.684 5.828 ± 0.8414
ea20 1342 1342/1342 1342 ± 0.00001955 5.851 5.693/6.958 5.969 ± 1.086
ea21 1342 1342/1342 1342 ± 0.00002937 5.618 5.402/6.368 5.645 ± 0.8385
ea22 1342 1342/1342 1342 ± 0.00002929 5.48 5.174/6.502 5.579 ± 0.9326
ea23 1342 1342/1342 1342 ± 0.00004151 5.703 5.539/6.692 5.836 ± 0.945
ea25 1342 1342/1342 1342 ± 0 5.385 5.295/5.464 5.373 ± 0.1628
ea26 1342 1342/1342 1342 ± 0.00001738 5.652 5.53/6.664 5.804 ± 0.8331
ea27 1342 1342/1342 1342 ± 0.00004472 5.49 5.155/6.421 5.539 ± 0.8883
ea28 1342 1342/1342 1342 ± 0.0000426 5.64 5.399/6.475 5.676 ± 0.9596
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 ± 0.00002454 5.574 5.371/5.794 5.539 ± 0.3231
3 1342 1342/1342 1342 ± 0.00002511 5.381 5.166/5.581 5.341 ± 0.3124
5 1342 1342/1342 1342 ± 0.00002454 5.453 5.292/5.59 5.399 ± 0.3702
6 1342 1342/1342 1342 ± 0.00002454 5.372 5.121/5.493 5.323 ± 0.3058
7 1342 1342/1342 1342 ± 0.00002454 5.297 5.187/5.489 5.316 ± 0.2653
8 1342 1342/1342 1342 ± 0.00002454 5.374 5.104/5.462 5.291 ± 0.2999
9 1342 1342/1342 1342 ± 0.00002454 5.628 5.407/5.851 5.577 ± 0.3672
10 1342 1342/1342 1342 ± 0.00002504 6.081 5.838/6.211 5.987 ± 0.3746
11 1342 1342/1342 1342 ± 0.00002504 6.399 6.116/6.473 6.267 ± 0.3755
12 1342 1342/1342 1342 ± 0.00002504 6.512 6.206/6.69 6.446 ± 0.3969
13 1342 1342/1342 1342 ± 0.00002506 6.779 6.435/6.978 6.7 ± 0.4095
14 1342 1342/1342 1342 ± 0.00003315 6.652 6.136/6.926 6.548 ± 0.4974
15 1342 1342/1342 1342 ± 0.00002504 6.801 6.615/6.959 6.68 ± 0.514
16 1342 1342/1342 1342 ± 0.0000605 3.767 3.621/4.013 3.809 ± 0.2402
17 1342 1342/1342 1342 ± 0.00006101 3.811 3.676/4.024 3.847 ± 0.2302
statwtmode
VLASS-SE
vis
VLASS2.1.sb38563510.eb38566235.59073.10379631944_split_split.ms
overwrite_modelcol
False
output_dir
 
datacolumn
residual_data
Start time
2024-10-30 22:45:44.874
End
2024-10-30 23:29:07.489
Duration
0:43:22.615
Note, WebLog generation is not included in the time.

CASA logs for stage 8