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

Statwt Summary Plot

VLASS2.1.sb38663900.eb38831428.59145.025327407406_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 5.336 5.218/6.099 5.521 ± 0.7812
ea02 1342 1342/1342 1342 ± 0.00004335 5.862 5.235/6.63 5.704 ± 0.9697
ea03 1342 1342/1342 1342 ± 0.00002887 4.943 4.667/5.899 5.108 ± 0.7864
ea04 1342 1342/1342 1342 ± 0.00003799 5.334 5.089/6.109 5.466 ± 0.7745
ea05 1342 1342/1342 1342 ± 0.0000328 5.483 5.113/6.469 5.578 ± 0.9292
ea06 1342 1342/1342 1342 ± 0.00001535 4.277 4.085/4.827 4.254 ± 0.7324
ea07 1342 1342/1342 1342 ± 0.00004157 5.852 5.222/6.122 5.703 ± 0.8714
ea08 1342 1342/1342 1342 ± 0.00004127 6.088 5.48/6.733 5.958 ± 0.9801
ea09 1342 1342/1342 1342 ± 0.00003542 5.534 5.068/6.3 5.488 ± 0.8496
ea10 1342 1342/1342 1342 ± 0.0000404 5.95 5.2/6.659 5.801 ± 0.9525
ea11 1342 1342/1342 1342 ± 0.00001961 5.71 4.978/6.296 5.483 ± 1.051
ea12 1342 1342/1342 1342 ± 0.00003871 5.571 5.321/6.534 5.732 ± 0.8692
ea13 1342 1342/1342 1342 ± 0.00003185 5.86 5.568/6.282 5.784 ± 0.8707
ea14 1342 1342/1342 1342 ± 0.0000419 5.663 5.106/6.219 5.587 ± 0.9726
ea15 1342 1342/1342 1342 ± 0.00001288 3.762 3.57/4.701 3.936 ± 0.9909
ea16 1342 1342/1342 1342 ± 0.00003937 5.796 5.571/6.744 5.908 ± 1.015
ea17 1342 1342/1342 1342 ± 0.00002433 6.127 5.596/7.338 6.112 ± 1.183
ea18 1342 1342/1342 1342 ± 0.00003908 4.766 4.438/5.473 4.838 ± 0.6262
ea19 1342 1342/1342 1342 ± 0.00002594 5.505 5.226/6.375 5.627 ± 0.8756
ea20 1342 1342/1342 1342 ± 0.00003143 5.982 5.775/7.011 6.101 ± 1.071
ea21 1342 1342/1342 1342 ± 0.00003946 5.643 5.312/6.424 5.657 ± 0.9285
ea23 1342 1342/1342 1342 ± 0.0000421 5.453 5.112/5.622 5.239 ± 0.7056
ea24 1342 1342/1342 1342 ± 0.00003972 5.588 5.26/6.343 5.563 ± 0.863
ea25 1342 1342/1342 1342 ± 0.00004095 5.558 5.256/6.266 5.551 ± 0.8292
ea26 1342 1342/1342 1342 ± 0.00003528 5.834 5.589/6.737 5.842 ± 0.9592
ea27 0 N/A 0 ± N/A 0 N/A 0 ± N/A
ea28 1342 1342/1342 1342 ± 0.00004043 5.459 5.146/6.206 5.5 ± 0.8024
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 ± 0.00002372 5.336 5.097/5.535 5.228 ± 0.5061
5 1342 1342/1342 1342 ± 0.00002372 5.39 5.007/5.71 5.237 ± 0.5711
6 1342 1342/1342 1342 ± 0.00002372 5.229 5.066/5.42 5.152 ± 0.4951
7 1342 1342/1342 1342 ± 0.00002372 5.302 5.183/5.506 5.221 ± 0.4767
8 1342 1342/1342 1342 ± 0.00002372 5.286 5.195/5.47 5.214 ± 0.5067
9 1342 1342/1342 1342 ± 0.00002372 5.604 5.333/5.838 5.49 ± 0.5301
10 1342 1342/1342 1342 ± 0.00002372 5.952 5.598/6.131 5.791 ± 0.5682
11 1342 1342/1342 1342 ± 0.00002372 6.193 6.015/6.287 6.071 ± 0.5225
12 1342 1342/1342 1342 ± 0.00002372 6.346 6.108/6.632 6.257 ± 0.5849
13 1342 1342/1342 1342 ± 0.00002376 6.717 6.423/6.867 6.592 ± 0.5522
14 1342 1342/1342 1342 ± 0.00002474 6.749 6.351/6.959 6.577 ± 0.6217
15 1342 1342/1342 1342 ± 0.00002474 6.537 6.267/6.896 6.47 ± 0.6592
16 1342 1342/1342 1342 ± 0.00005527 3.759 3.581/3.888 3.642 ± 0.5023
17 1342 1342/1342 1342 ± 0.00005612 3.863 3.695/4.006 3.78 ± 0.4537
vis
VLASS2.1.sb38663900.eb38831428.59145.025327407406_split_split.ms
statwtmode
VLASS-SE
output_dir
 
overwrite_modelcol
False
datacolumn
residual_data
Start time
2025-01-11 07:36:07.393
End
2025-01-11 08:34:18.297
Duration
0:58:10.904
Note, WebLog generation is not included in the time.

CASA logs for stage 8