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

Statwt Summary Plot

VLASS2.1.sb38520431.eb38554942.59063.924480127316_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 4.48 4.289/4.608 4.426 ± 0.2599
ea02 1342 1342/1342 1342 ± 0 4.69 4.477/4.774 4.586 ± 0.3362
ea04 1342 1342/1342 1342 ± 0.00002265 4.419 4.306/4.61 4.484 ± 0.2115
ea05 1342 1342/1342 1342 ± 0 5.309 5.048/5.564 5.324 ± 0.3716
ea06 1342 1342/1342 1342 ± 0 2.575 2.517/2.722 2.616 ± 0.1263
ea07 1342 1342/1342 1342 ± 0 5.269 5.049/5.33 5.224 ± 0.2116
ea08 1342 1342/1342 1342 ± 0.00001442 5.372 5.027/5.763 5.398 ± 0.4464
ea09 1342 1342/1342 1342 ± 0 4.369 4.28/4.563 4.377 ± 0.3106
ea10 1342 1342/1342 1342 ± 0 5.166 4.973/5.722 5.332 ± 0.4193
ea11 1342 1342/1342 1342 ± 0 4.703 4.549/4.94 4.713 ± 0.2674
ea12 1342 1342/1342 1342 ± 0 4.982 4.755/5.133 4.976 ± 0.2538
ea13 1342 1342/1342 1342 ± 0 4.765 4.589/4.938 4.749 ± 0.2539
ea14 0 N/A 0 ± N/A 0 N/A 0 ± N/A
ea15 0 N/A 0 ± N/A 0 N/A 0 ± N/A
ea16 1342 1342/1342 1342 ± 0 4.688 4.554/4.884 4.715 ± 0.2144
ea17 1342 1342/1342 1342 ± 0.000002176 5.771 5.573/6.361 5.916 ± 0.4873
ea18 1342 1342/1342 1342 ± 0 4.766 4.565/5.097 4.804 ± 0.3231
ea19 1342 1342/1342 1342 ± 0 5.369 5.123/5.614 5.367 ± 0.3237
ea21 1342 1342/1342 1342 ± 0 4.382 4.246/4.486 4.352 ± 0.2297
ea22 1342 1342/1342 1342 ± 0 4.926 4.707/5.358 5.012 ± 0.3969
ea23 1342 1342/1342 1342 ± 0 4.691 4.574/4.899 4.712 ± 0.2478
ea25 1342 1342/1342 1342 ± 0 4.553 4.488/4.687 4.586 ± 0.144
ea26 1342 1342/1342 1342 ± 0 4.752 4.68/5.005 4.79 ± 0.2855
ea27 1342 1342/1342 1342 ± 0.000005542 5.031 4.753/5.525 5.116 ± 0.3699
ea28 1342 1342/1342 1342 ± 0.00002384 4.512 4.405/4.717 4.5 ± 0.3157
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 ± 0.00002604 5.036 4.892/5.246 5.057 ± 0.2874
3 1342 1342/1342 1342 ± 0.0000315 4.71 4.529/5.086 4.793 ± 0.3357
4 1342 1342/1342 1342 ± 0.00003197 4.727 4.45/5.063 4.764 ± 0.3555
5 1342 1342/1342 1342 ± 0.00002604 4.783 4.613/4.974 4.822 ± 0.3127
6 1342 1342/1342 1342 ± 0.00002604 4.684 4.485/4.989 4.727 ± 0.3136
7 1342 1342/1342 1342 ± 0.00002604 4.693 4.484/4.85 4.709 ± 0.2889
8 1342 1342/1342 1342 ± 0.00002604 4.573 4.404/4.729 4.635 ± 0.3287
9 1342 1342/1342 1342 ± 0.00002604 4.679 4.555/5 4.756 ± 0.4154
10 1342 1342/1342 1342 ± 0.00002604 4.801 4.552/5.268 4.853 ± 0.6252
11 1342 1342/1342 1342 ± 0.00002604 4.908 4.567/5.384 4.938 ± 0.7073
12 1342 1342/1342 1342 ± 0.00002604 4.948 4.668/5.532 4.994 ± 0.7637
13 1342 1342/1342 1342 ± 0.00002604 5.145 4.831/5.626 5.187 ± 0.7838
14 1342 1342/1342 1342 ± 0.00002604 5.203 4.776/5.78 5.22 ± 0.8136
15 1342 1342/1342 1342 ± 0.00002604 4.854 4.503/5.375 4.882 ± 0.7715
16 1342 1342/1342 1342 ± 0.00003172 4.345 3.953/4.76 4.379 ± 0.6415
17 1342 1342/1342 1342 ± 0.00002994 4.323 3.846/4.705 4.364 ± 0.6578
datacolumn
residual_data
output_dir
 
statwtmode
VLASS-SE
vis
VLASS2.1.sb38520431.eb38554942.59063.924480127316_split_split.ms
overwrite_modelcol
False
Start time
2024-03-29 08:51:54.322
End
2024-03-29 10:03:45.793
Duration
1:11:51.470
Note, WebLog generation is not included in the time.

CASA logs for stage 7