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

Statwt Summary Plot

VLASS2.1.sb38618574.eb38632962.59098.03251238426_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 5.46 5.199/5.868 5.608 ± 0.5144
ea02 1342 1342/1342 1342 ± 0.000004875 5.634 5.359/6.371 5.893 ± 0.626
ea04 1342 1342/1342 1342 ± 0.000004871 5.368 5.05/5.914 5.538 ± 0.5515
ea05 1342 1342/1342 1342 ± 0 5.642 5.224/6.099 5.712 ± 0.572
ea06 1342 1342/1342 1342 ± 0 4.879 4.611/5.392 5.002 ± 0.4531
ea07 1342 1342/1342 1342 ± 0 5.897 5.386/6.147 5.908 ± 0.5626
ea08 1342 1342/1342 1342 ± 0 5.672 5.44/6.531 5.998 ± 0.6676
ea09 1342 1342/1342 1342 ± 0 5.527 5.16/6.183 5.662 ± 0.6129
ea10 1342 1342/1342 1342 ± 0 5.854 5.213/6.457 5.849 ± 0.6564
ea11 1342 1342/1342 1342 ± 0 5.731 5.259/6.294 5.824 ± 0.6373
ea12 1342 1342/1342 1342 ± 0 5.686 5.27/6.297 5.851 ± 0.6329
ea13 1342 1342/1342 1342 ± 0 5.964 5.77/6.298 6.117 ± 0.4696
ea14 1342 1342/1342 1342 ± 0 5.671 5.192/6.266 5.767 ± 0.649
ea15 1342 1342/1342 1342 ± 0 5.646 5.046/6.167 5.682 ± 0.6674
ea16 1342 1342/1342 1342 ± 0 6.006 5.601/6.673 6.186 ± 0.7009
ea17 1342 1342/1342 1342 ± 0.000002987 5.834 5.484/6.367 5.987 ± 0.6051
ea18 1342 1342/1342 1342 ± 0 4.945 4.637/5.38 5.044 ± 0.5139
ea19 1342 1342/1342 1342 ± 0 5.913 5.494/6.653 6.129 ± 0.657
ea20 1342 1342/1342 1342 ± 0 5.974 5.609/6.604 6.117 ± 0.6355
ea21 1342 1342/1342 1342 ± 0 5.622 5.308/6.164 5.766 ± 0.5496
ea22 1342 1342/1342 1342 ± 0 5.448 5.203/6.305 5.726 ± 0.6554
ea23 1342 1342/1342 1342 ± 0 5.916 5.384/6.324 5.984 ± 0.6815
ea25 1342 1342/1342 1342 ± 0 5.41 5.098/5.973 5.566 ± 0.5655
ea26 1342 1342/1342 1342 ± 0 5.884 5.575/6.573 6.101 ± 0.6446
ea27 1342 1342/1342 1342 ± 0.00002211 5.479 5.172/6.242 5.667 ± 0.575
ea28 1342 1342/1342 1342 ± 0.00002668 5.533 5.299/6.304 5.788 ± 0.6267
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 ± 0.00002352 5.275 5.142/5.538 5.304 ± 0.2683
3 1342 1342/1342 1342 ± 0.00002397 5.235 5.081/5.464 5.258 ± 0.282
4 1342 1342/1342 1342 ± 0.0000242 5.168 4.94/5.32 5.117 ± 0.3291
5 1342 1342/1342 1342 ± 0.00002352 5.284 5.027/5.447 5.258 ± 0.3285
6 1342 1342/1342 1342 ± 0.00002352 5.233 5.03/5.421 5.219 ± 0.2962
7 1342 1342/1342 1342 ± 0.00002352 5.286 5.104/5.438 5.27 ± 0.2717
8 1342 1342/1342 1342 ± 0.00002352 5.284 5.024/5.435 5.23 ± 0.2862
9 1342 1342/1342 1342 ± 0.00002352 5.508 5.366/5.775 5.51 ± 0.3237
10 1342 1342/1342 1342 ± 0.00002352 5.98 5.8/6.147 5.93 ± 0.3076
11 1342 1342/1342 1342 ± 0.00002352 6.226 6.029/6.317 6.146 ± 0.3125
12 1342 1342/1342 1342 ± 0.00002352 6.334 6.137/6.501 6.308 ± 0.3411
13 1342 1342/1342 1342 ± 0.00002352 6.745 6.677/6.943 6.747 ± 0.3555
14 1342 1342/1342 1342 ± 0.00002352 6.965 6.74/7.133 6.911 ± 0.3882
15 1342 1342/1342 1342 ± 0.00002352 6.651 6.371/6.821 6.563 ± 0.3923
16 1342 1342/1342 1342 ± 0.00003033 5.901 5.576/6.197 5.881 ± 0.3859
17 1342 1342/1342 1342 ± 0.00002977 5.912 5.523/6.159 5.872 ± 0.382
statwtmode
VLASS-SE
output_dir
 
overwrite_modelcol
False
datacolumn
residual_data
vis
VLASS2.1.sb38618574.eb38632962.59098.03251238426_split_split.ms
Start time
2024-12-17 02:39:53.017
End
2024-12-17 03:31:02.456
Duration
0:51:09.439
Note, WebLog generation is not included in the time.

CASA logs for stage 8