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 5.496 5.431/6.243 5.742 ± 0.6128
ea02 1342 1342/1342 1342 ± 0.00004215 5.937 5.538/6.715 6.039 ± 0.7916
ea04 1342 1342/1342 1342 ± 0 5.147 4.998/5.879 5.405 ± 0.5638
ea05 1342 1342/1342 1342 ± 0.000006835 5.419 5.071/6.228 5.665 ± 0.612
ea06 1342 1342/1342 1342 ± 0 4.866 4.71/5.297 4.907 ± 0.4249
ea07 1342 1342/1342 1342 ± 0.00004 6.022 5.621/6.329 6.071 ± 0.7022
ea08 1342 1342/1342 1342 ± 0.00004215 6.138 5.686/7.042 6.247 ± 0.8322
ea09 1342 1342/1342 1342 ± 0.00002027 5.647 5.256/6.501 5.772 ± 0.7524
ea10 1342 1342/1342 1342 ± 0.00004215 5.744 5.518/6.859 6.05 ± 0.7976
ea11 1342 1342/1342 1342 ± 0.00002557 5.97 5.42/6.73 5.994 ± 0.9194
ea12 1342 1342/1342 1342 ± 0 5.673 5.413/6.501 5.88 ± 0.7698
ea13 1342 1342/1342 1342 ± 0.000006016 6.054 5.859/6.545 6.149 ± 0.6824
ea14 1342 1342/1342 1342 ± 0.000003252 5.546 5.349/6.505 5.916 ± 0.6719
ea15 1342 1342/1342 1342 ± 0 5.364 5.177/6.267 5.737 ± 0.7055
ea16 1342 1342/1342 1342 ± 0.00001247 6.005 5.678/6.777 6.221 ± 0.7283
ea17 1342 1342/1342 1342 ± 0.00004215 6.013 5.631/7.103 6.159 ± 0.7884
ea18 1342 1342/1342 1342 ± 0.00001908 4.974 4.682/5.669 5.106 ± 0.579
ea19 1342 1342/1342 1342 ± 0 5.73 5.512/6.618 6.043 ± 0.6447
ea20 1342 1342/1342 1342 ± 0 5.925 5.759/6.926 6.129 ± 0.8025
ea21 1342 1342/1342 1342 ± 0.00001142 5.518 5.308/6.347 5.817 ± 0.6212
ea22 1342 1342/1342 1342 ± 0.00004047 5.495 5.084/6.301 5.63 ± 0.7452
ea23 1342 1342/1342 1342 ± 0.00003282 5.732 5.672/6.682 6.143 ± 0.7704
ea25 1342 1342/1342 1342 ± 0.0000393 5.622 5.486/6.484 5.815 ± 0.7321
ea26 1342 1342/1342 1342 ± 0 5.909 5.776/7.017 6.213 ± 0.7792
ea27 1342 1342/1342 1342 ± 0.00004272 5.713 5.301/6.677 5.88 ± 0.721
ea28 1342 1342/1342 1342 ± 0.00004215 5.835 5.643/6.705 6.065 ± 0.7535
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 ± 0.00002359 5.508 5.347/5.786 5.54 ± 0.2856
4 1342 1342/1342 1342 ± 0.00002546 5.22 4.969/5.552 5.235 ± 0.381
5 1342 1342/1342 1342 ± 0.00002359 5.55 5.258/5.739 5.516 ± 0.3479
6 1342 1342/1342 1342 ± 0.00002359 5.559 5.34/5.701 5.486 ± 0.3644
7 1342 1342/1342 1342 ± 0.00002359 5.498 5.398/5.708 5.476 ± 0.2938
8 1342 1342/1342 1342 ± 0.00002359 5.527 5.3/5.673 5.448 ± 0.3389
9 1342 1342/1342 1342 ± 0.00002359 5.736 5.503/6.025 5.702 ± 0.3765
10 1342 1342/1342 1342 ± 0.00002359 6.147 5.964/6.376 6.12 ± 0.3633
11 1342 1342/1342 1342 ± 0.00002359 6.439 6.266/6.625 6.346 ± 0.3904
12 1342 1342/1342 1342 ± 0.00002359 6.505 6.315/6.732 6.432 ± 0.5054
13 1342 1342/1342 1342 ± 0.00002359 6.992 6.821/7.24 6.929 ± 0.4116
14 1342 1342/1342 1342 ± 0.00002359 7.173 6.84/7.379 7.037 ± 0.4726
15 1342 1342/1342 1342 ± 0.00002359 6.834 6.59/7.128 6.753 ± 0.5239
16 1342 1342/1342 1342 ± 0.0000609 4.854 4.64/5.024 4.839 ± 0.3083
17 1342 1342/1342 1342 ± 0.00005955 4.911 4.708/5.066 4.888 ± 0.309
vis
VLASS2.1.sb38547417.eb38659598.59111.3291737963_split_split.ms
statwtmode
VLASS-SE
output_dir
 
overwrite_modelcol
False
datacolumn
residual_data
Start time
2024-11-19 21:50:04.929
End
2024-11-19 22:41:49.602
Duration
0:51:44.673
Note, WebLog generation is not included in the time.

CASA logs for stage 8