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

Statwt Summary Plot

VLASS2.1.sb38620321.eb38711360.59131.8760765162_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 5.349 5.027/5.813 5.515 ± 0.5458
ea02 1342 1342/1342 1342 ± 0 5.499 5.245/6.395 5.787 ± 0.6585
ea03 1342 1342/1342 1342 ± 0 5.107 4.582/5.837 5.221 ± 0.6651
ea04 1342 1342/1342 1342 ± 0 5.313 4.978/6.06 5.513 ± 0.614
ea05 1342 1342/1342 1342 ± 0 5.717 5.195/6.192 5.762 ± 0.6127
ea06 1342 1342/1342 1342 ± 0 5.109 4.733/5.52 5.142 ± 0.4525
ea07 1342 1342/1342 1342 ± 0 5.783 5.188/6.015 5.725 ± 0.597
ea08 1342 1342/1342 1342 ± 0 5.727 5.364/6.516 5.96 ± 0.7041
ea09 1342 1342/1342 1342 ± 0 5.428 4.999/6.141 5.559 ± 0.6544
ea10 1342 1342/1342 1342 ± 0 5.69 5.047/6.364 5.679 ± 0.6915
ea11 1342 1342/1342 1342 ± 0 5.814 5.124/6.238 5.767 ± 0.6596
ea12 1342 1342/1342 1342 ± 0 5.52 5.08/6.206 5.706 ± 0.6542
ea13 1342 1342/1342 1342 ± 0 5.762 5.603/6.302 5.969 ± 0.5327
ea15 1342 1342/1342 1342 ± 0 5.656 5.214/6.404 5.838 ± 0.7005
ea16 1342 1342/1342 1342 ± 0 5.906 5.441/6.602 6.052 ± 0.7415
ea17 1342 1342/1342 1342 ± 0 5.983 5.559/6.528 6.086 ± 0.699
ea18 1342 1342/1342 1342 ± 0 4.744 4.437/5.259 4.856 ± 0.5136
ea19 1342 1342/1342 1342 ± 0 5.854 5.248/6.379 5.823 ± 0.6179
ea20 1342 1342/1342 1342 ± 0 5.681 5.196/6.288 5.748 ± 0.615
ea21 1342 1342/1342 1342 ± 0 5.56 5.181/6.09 5.648 ± 0.5888
ea22 1342 1342/1342 1342 ± 0 5.381 5.079/6.234 5.593 ± 0.6736
ea23 1342 1342/1342 1342 ± 0 5.825 5.173/6.278 5.855 ± 0.7131
ea24 1342 1342/1342 1342 ± 0 5.593 5.249/6.436 5.714 ± 0.6757
ea25 1342 1342/1342 1342 ± 0 5.418 5.046/5.922 5.516 ± 0.5865
ea26 1342 1342/1342 1342 ± 0 5.723 5.408/6.538 5.942 ± 0.7284
ea27 1342 1342/1342 1342 ± 0 5.374 5.077/6.19 5.548 ± 0.6343
ea28 1342 1342/1342 1342 ± 0.000006696 5.309 5.073/6.06 5.5 ± 0.6613
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 ± 0.00002305 5.187 5.018/5.339 5.145 ± 0.2473
3 1342 1342/1342 1342 ± 0.00002305 4.847 4.664/5.201 4.903 ± 0.337
4 1342 1342/1342 1342 ± 0.00002411 4.953 4.746/5.162 4.952 ± 0.3207
5 1342 1342/1342 1342 ± 0.00002305 5.074 4.865/5.186 5.048 ± 0.3116
6 1342 1342/1342 1342 ± 0.00002348 5.126 4.983/5.27 5.098 ± 0.2878
7 1342 1342/1342 1342 ± 0.00002305 5.185 5.042/5.288 5.17 ± 0.2478
8 1342 1342/1342 1342 ± 0.00002305 5.136 5.015/5.33 5.138 ± 0.2709
9 1342 1342/1342 1342 ± 0.00002305 5.434 5.28/5.679 5.442 ± 0.3102
10 1342 1342/1342 1342 ± 0.00002305 5.91 5.719/6.058 5.869 ± 0.3058
11 1342 1342/1342 1342 ± 0.00002305 6.172 5.92/6.264 6.096 ± 0.3108
12 1342 1342/1342 1342 ± 0.00002305 6.28 6.04/6.415 6.249 ± 0.3319
13 1342 1342/1342 1342 ± 0.00002305 6.68 6.528/6.758 6.639 ± 0.3397
14 1342 1342/1342 1342 ± 0.00002305 6.832 6.629/7.04 6.79 ± 0.3679
15 1342 1342/1342 1342 ± 0.00002305 6.453 6.363/6.76 6.465 ± 0.3752
16 1342 1342/1342 1342 ± 0.0000235 5.806 5.461/6.084 5.803 ± 0.3717
17 1342 1342/1342 1342 ± 0.00002314 5.701 5.499/6.099 5.776 ± 0.3697
output_dir
 
vis
VLASS2.1.sb38620321.eb38711360.59131.8760765162_split_split.ms
statwtmode
VLASS-SE
overwrite_modelcol
False
datacolumn
residual_data
Start time
2024-12-18 06:22:31.240
End
2024-12-18 07:18:41.251
Duration
0:56:10.011
Note, WebLog generation is not included in the time.

CASA logs for stage 8