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

Statwt Summary Plot

VLASS2.1.sb38484347.eb38556700.59065.64805841435_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 5.391 5.255/6.143 5.692 ± 0.5266
ea02 1342 1342/1342 1342 ± 0.00002581 5.744 5.438/6.425 5.922 ± 0.6111
ea04 1342 1342/1342 1342 ± 0 5.243 5.13/5.942 5.52 ± 0.5238
ea05 1342 1342/1342 1342 ± 0 5.634 5.522/6.377 5.93 ± 0.5826
ea06 1342 1342/1342 1342 ± 0 3.153 2.84/3.392 3.097 ± 0.3853
ea07 1342 1342/1342 1342 ± 0 5.676 5.499/5.796 5.676 ± 0.2166
ea08 1342 1342/1342 1342 ± 0.00002994 5.962 5.652/6.923 6.265 ± 0.6965
ea09 1342 1342/1342 1342 ± 0 5.472 5.024/5.911 5.521 ± 0.5334
ea10 1342 1342/1342 1342 ± 0.00004193 5.589 5.286/6.549 5.859 ± 0.6488
ea11 1342 1342/1342 1342 ± 0.00001607 5.911 5.414/6.528 5.953 ± 0.696
ea12 1342 1342/1342 1342 ± 0 5.625 5.468/6.558 5.979 ± 0.6531
ea13 1342 1342/1342 1342 ± 0 5.972 5.405/6.136 5.894 ± 0.527
ea14 1342 1342/1342 1342 ± 0.00001041 5.701 5.351/6.618 5.99 ± 0.6738
ea15 1342 1342/1342 1342 ± 0 5.526 5.314/6.326 5.815 ± 0.5969
ea16 1342 1342/1342 1342 ± 0.000001146 4.989 4.79/5.468 5.087 ± 0.451
ea17 1342 1342/1342 1342 ± 0.00004094 5.953 5.43/6.617 6.104 ± 0.7079
ea18 1342 1342/1342 1342 ± 0.000002023 5.022 4.869/5.782 5.242 ± 0.5312
ea19 1342 1342/1342 1342 ± 0 6.67 6.213/6.997 6.594 ± 0.5608
ea20 1342 1342/1342 1342 ± 0 6.054 5.801/6.952 6.316 ± 0.7023
ea21 1342 1342/1342 1342 ± 0.00000486 5.803 5.328/6.455 5.957 ± 0.6001
ea22 1342 1342/1342 1342 ± 0.00001059 5.658 5.125/6.072 5.615 ± 0.5898
ea23 1342 1342/1342 1342 ± 0.00002769 5.784 5.421/6.574 6.01 ± 0.7254
ea25 1342 1342/1342 1342 ± 0.00003179 5.247 4.608/5.562 5.029 ± 0.6765
ea26 1342 1342/1342 1342 ± 0.000002292 5.901 5.495/6.639 6.017 ± 0.6239
ea27 1342 1342/1342 1342 ± 0.00004239 5.589 5.27/6.524 5.838 ± 0.6249
ea28 1342 1342/1342 1342 ± 0.00004617 6.435 5.965/6.818 6.293 ± 0.6714
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 ± 0.00002448 5.267 5.117/5.445 5.161 ± 0.6561
5 1342 1342/1342 1342 ± 0.00002448 5.36 5.194/5.53 5.235 ± 0.5934
6 1342 1342/1342 1342 ± 0.00002448 5.384 5.171/5.439 5.225 ± 0.5709
7 1342 1342/1342 1342 ± 0.00002448 5.421 5.207/5.528 5.292 ± 0.5708
8 1342 1342/1342 1342 ± 0.00002448 5.314 5.212/5.676 5.286 ± 0.6142
9 1342 1342/1342 1342 ± 0.00002448 5.635 5.292/5.849 5.483 ± 0.6313
10 1342 1342/1342 1342 ± 0.00002433 6.141 5.833/6.271 5.94 ± 0.6476
11 1342 1342/1342 1342 ± 0.00002418 6.378 5.983/6.536 6.164 ± 0.6898
12 1342 1342/1342 1342 ± 0.000024 6.521 6.112/6.617 6.259 ± 0.7392
13 1342 1342/1342 1342 ± 0.000024 6.88 6.453/7.092 6.627 ± 0.767
14 1342 1342/1342 1342 ± 0.000024 6.965 6.625/7.182 6.753 ± 0.769
15 1342 1342/1342 1342 ± 0.00002463 6.456 6.215/6.655 6.329 ± 0.5549
16 1342 1342/1342 1342 ± 0.00005459 5.247 5.031/5.512 5.157 ± 0.5869
17 1342 1342/1342 1342 ± 0.0000521 5.327 5.133/5.604 5.237 ± 0.6011
vis
VLASS2.1.sb38484347.eb38556700.59065.64805841435_split_split.ms
overwrite_modelcol
False
output_dir
 
datacolumn
residual_data
statwtmode
VLASS-SE
Start time
2024-12-05 05:46:33.603
End
2024-12-05 06:54:58.255
Duration
1:08:24.651
Note, WebLog generation is not included in the time.

CASA logs for stage 8