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 5.491 5.255/5.898 5.651 ± 0.5068
ea02 1342 1342/1342 1342 ± 0 5.728 5.406/6.421 5.937 ± 0.6331
ea04 1342 1342/1342 1342 ± 0 5.41 5.093/5.94 5.568 ± 0.5317
ea05 1342 1342/1342 1342 ± 0 5.707 5.303/6.119 5.756 ± 0.5555
ea06 1342 1342/1342 1342 ± 0 4.884 4.657/5.413 5.026 ± 0.4384
ea07 1342 1342/1342 1342 ± 0 5.936 5.439/6.148 5.939 ± 0.5424
ea08 1342 1342/1342 1342 ± 0 5.779 5.476/6.549 6.03 ± 0.6623
ea09 1342 1342/1342 1342 ± 0 5.663 5.19/6.206 5.71 ± 0.6064
ea10 1342 1342/1342 1342 ± 0 5.858 5.274/6.489 5.891 ± 0.6423
ea11 1342 1342/1342 1342 ± 0 5.748 5.383/6.312 5.864 ± 0.6252
ea12 1342 1342/1342 1342 ± 0 5.743 5.34/6.318 5.901 ± 0.6202
ea13 1342 1342/1342 1342 ± 0 6.129 5.84/6.361 6.194 ± 0.4591
ea14 1342 1342/1342 1342 ± 0 5.689 5.244/6.272 5.798 ± 0.6249
ea15 1342 1342/1342 1342 ± 0 5.679 5.118/6.145 5.717 ± 0.6573
ea16 1342 1342/1342 1342 ± 0 6.04 5.696/6.695 6.242 ± 0.6739
ea17 1342 1342/1342 1342 ± 0.000004567 5.87 5.526/6.404 6.044 ± 0.5964
ea18 1342 1342/1342 1342 ± 0 4.998 4.678/5.391 5.082 ± 0.4911
ea19 1342 1342/1342 1342 ± 0 5.976 5.561/6.655 6.173 ± 0.6366
ea20 1342 1342/1342 1342 ± 0 6.014 5.648/6.623 6.161 ± 0.625
ea21 1342 1342/1342 1342 ± 0 5.683 5.368/6.188 5.827 ± 0.5271
ea22 1342 1342/1342 1342 ± 0 5.502 5.255/6.334 5.772 ± 0.6501
ea23 1342 1342/1342 1342 ± 0 5.958 5.447/6.347 6.026 ± 0.6597
ea25 1342 1342/1342 1342 ± 0.000003134 5.408 5.161/6.009 5.6 ± 0.5586
ea26 1342 1342/1342 1342 ± 0 6.007 5.666/6.618 6.16 ± 0.6403
ea27 1342 1342/1342 1342 ± 0.00003783 5.48 5.238/6.264 5.698 ± 0.5542
ea28 1342 1342/1342 1342 ± 0.00002113 5.583 5.346/6.328 5.814 ± 0.6281
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 5.363 5.222/5.61 5.384 ± 0.2715
3 1342 1342/1342 1342 ± 0.00002392 5.244 5.037/5.494 5.263 ± 0.3171
4 1342 1342/1342 1342 ± 0.00002415 5.243 5.066/5.412 5.227 ± 0.3486
5 1342 1342/1342 1342 ± 0.00002348 5.36 5.079/5.529 5.33 ± 0.341
6 1342 1342/1342 1342 ± 0.00002348 5.325 5.117/5.508 5.306 ± 0.3034
7 1342 1342/1342 1342 ± 0.00002348 5.34 5.146/5.48 5.321 ± 0.2733
8 1342 1342/1342 1342 ± 0.00002348 5.333 5.065/5.471 5.27 ± 0.2901
9 1342 1342/1342 1342 ± 0.00002348 5.555 5.391/5.83 5.544 ± 0.3309
10 1342 1342/1342 1342 ± 0.00002348 6.014 5.816/6.158 5.957 ± 0.3082
11 1342 1342/1342 1342 ± 0.00002348 6.264 6.053/6.369 6.173 ± 0.3129
12 1342 1342/1342 1342 ± 0.00002348 6.362 6.168/6.533 6.333 ± 0.3432
13 1342 1342/1342 1342 ± 0.00002348 6.77 6.717/6.962 6.775 ± 0.3631
14 1342 1342/1342 1342 ± 0.00002348 7.006 6.768/7.202 6.949 ± 0.3983
15 1342 1342/1342 1342 ± 0.00002348 6.67 6.402/6.822 6.59 ± 0.3942
16 1342 1342/1342 1342 ± 0.0000337 5.913 5.553/6.228 5.889 ± 0.4014
17 1342 1342/1342 1342 ± 0.00003318 5.906 5.73/6.156 5.915 ± 0.3646
datacolumn
residual_data
output_dir
 
vis
VLASS2.1.sb38618574.eb38632962.59098.03251238426_split_split.ms
overwrite_modelcol
False
statwtmode
VLASS-SE
Start time
2024-12-17 09:28:20.397
End
2024-12-17 10:31:09.510
Duration
1:02:49.112
Note, WebLog generation is not included in the time.

CASA logs for stage 8