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

Statwt Summary Plot

VLASS2.1.sb38500385.eb38635359.59099.351010810184_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 5.301 5.16/6.152 5.58 ± 0.7668
ea02 1342 1342/1342 1342 ± 0.00004429 5.883 5.327/6.675 5.943 ± 0.8863
ea04 1342 1342/1342 1342 ± 0.0000145 5.207 4.966/6.035 5.429 ± 0.759
ea05 1342 1342/1342 1342 ± 0.00001354 5.346 4.991/6.173 5.614 ± 0.7466
ea06 1342 1342/1342 1342 ± 0.00002416 4.578 4.42/5.214 4.757 ± 0.555
ea07 1342 1342/1342 1342 ± 0.00004855 5.863 5.423/6.343 5.823 ± 0.9047
ea08 1342 1342/1342 1342 ± 0.00004411 5.913 5.433/6.791 6.067 ± 0.9892
ea09 1342 1342/1342 1342 ± 0.0000285 5.634 5.222/6.517 5.776 ± 0.7665
ea10 1342 1342/1342 1342 ± 0.00004271 5.901 5.229/6.718 5.852 ± 0.9516
ea11 1342 1342/1342 1342 ± 0.00004204 5.609 5.061/6.475 5.721 ± 0.9291
ea12 1342 1342/1342 1342 ± 0.00003244 5.516 5.17/6.456 5.719 ± 0.8994
ea13 1342 1342/1342 1342 ± 0.00001573 5.768 5.413/6.352 5.94 ± 0.6932
ea14 1342 1342/1342 1342 ± 0.0000356 5.572 5.112/6.416 5.699 ± 0.854
ea15 1342 1342/1342 1342 ± 0.00001547 5.149 4.949/6.111 5.471 ± 0.8724
ea16 1342 1342/1342 1342 ± 0.00002644 5.82 5.414/6.802 6.003 ± 0.9894
ea17 1342 1342/1342 1342 ± 0.00004391 5.795 5.321/7 5.954 ± 0.9853
ea18 1342 1342/1342 1342 ± 0.00004369 4.809 4.711/5.66 5.058 ± 0.6441
ea19 1342 1342/1342 1342 ± 0.00001729 5.726 5.514/6.802 6.04 ± 0.8426
ea20 1342 1342/1342 1342 ± 0.00004203 5.828 5.675/6.966 6.09 ± 0.9883
ea21 1342 1342/1342 1342 ± 0.00003003 5.557 5.19/6.389 5.693 ± 0.8156
ea22 1342 1342/1342 1342 ± 0.0000378 5.298 4.897/6.34 5.604 ± 0.7366
ea23 1342 1342/1342 1342 ± 0.00004219 5.731 5.317/6.63 5.85 ± 0.9793
ea25 1342 1342/1342 1342 ± 0.00004377 5.423 5.039/6.32 5.595 ± 0.8583
ea26 1342 1342/1342 1342 ± 0.00002815 5.784 5.626/6.695 6.096 ± 0.8127
ea27 1342 1342/1342 1342 ± 0.00004354 5.552 5.153/6.558 5.683 ± 0.8869
ea28 1342 1342/1342 1342 ± 0.00004397 5.506 5.35/6.574 5.859 ± 0.935
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 ± 0.00002348 5.207 5.07/5.529 5.242 ± 0.2943
5 1342 1342/1342 1342 ± 0.0000391 5.374 5.109/5.489 5.321 ± 0.3108
6 1342 1342/1342 1342 ± 0.00002348 5.282 5.068/5.498 5.259 ± 0.3122
7 1342 1342/1342 1342 ± 0.00002348 5.342 5.157/5.515 5.297 ± 0.2958
8 1342 1342/1342 1342 ± 0.00002348 5.333 5.124/5.437 5.246 ± 0.3183
9 1342 1342/1342 1342 ± 0.00002348 5.561 5.258/5.821 5.493 ± 0.3649
10 1342 1342/1342 1342 ± 0.00002348 6.068 5.84/6.23 6.004 ± 0.3411
11 1342 1342/1342 1342 ± 0.00002348 6.336 6.114/6.455 6.258 ± 0.3514
12 1342 1342/1342 1342 ± 0.00002348 6.467 6.34/6.697 6.452 ± 0.385
13 1342 1342/1342 1342 ± 0.00002348 6.895 6.715/7.119 6.879 ± 0.4094
14 1342 1342/1342 1342 ± 0.00002348 7.156 6.911/7.38 7.071 ± 0.4628
15 1342 1342/1342 1342 ± 0.00002392 6.654 6.353/6.952 6.581 ± 0.4849
16 1342 1342/1342 1342 ± 0.00005647 4.336 4.16/4.597 4.365 ± 0.27
17 1342 1342/1342 1342 ± 0.00005913 4.359 4.19/4.674 4.426 ± 0.3102
output_dir
 
vis
VLASS2.1.sb38500385.eb38635359.59099.351010810184_split_split.ms
datacolumn
residual_data
overwrite_modelcol
False
statwtmode
VLASS-SE
Start time
2024-11-03 06:45:36.866
End
2024-11-03 07:53:11.000
Duration
1:07:35.134
Note, WebLog generation is not included in the time.

CASA logs for stage 8