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

Statwt Summary Plot

VLASS2.1.sb38523814.eb38632964.59098.28982543982_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 5.692 5.53/6.278 5.947 ± 0.5459
ea02 1342 1342/1342 1342 ± 0 5.783 5.424/6.526 6.005 ± 0.6665
ea04 1342 1342/1342 1342 ± 0 5.161 4.806/5.911 5.392 ± 0.651
ea05 1342 1342/1342 1342 ± 0 5.48 4.901/6.033 5.552 ± 0.7029
ea06 1342 1342/1342 1342 ± 0 4.617 4.309/5.104 4.714 ± 0.4305
ea07 1342 1342/1342 1342 ± 0 6.116 5.508/6.425 6.119 ± 0.6659
ea08 1342 1342/1342 1342 ± 0.000003479 5.794 5.58/6.817 6.186 ± 0.7413
ea09 1342 1342/1342 1342 ± 0 5.337 4.934/6.352 5.56 ± 0.7201
ea10 1342 1342/1342 1342 ± 0 6.097 5.325/6.881 6.084 ± 0.7809
ea11 1342 1342/1342 1342 ± 0 5.981 5.28/6.509 5.992 ± 0.7096
ea12 1342 1342/1342 1342 ± 0 5.605 5.175/6.278 5.796 ± 0.6856
ea13 1342 1342/1342 1342 ± 0 5.662 5.281/6.153 5.778 ± 0.6212
ea14 1342 1342/1342 1342 ± 0 5.977 5.213/6.385 5.893 ± 0.687
ea15 1342 1342/1342 1342 ± 0 5.275 4.671/6.007 5.404 ± 0.7826
ea16 1342 1342/1342 1342 ± 0 6.099 5.457/6.707 6.206 ± 0.7749
ea17 1342 1342/1342 1342 ± 0.000007372 6.209 5.589/7.133 6.325 ± 0.7749
ea18 1342 1342/1342 1342 ± 0 5.062 4.721/5.658 5.213 ± 0.542
ea19 1342 1342/1342 1342 ± 0 5.592 5.254/6.62 5.992 ± 0.7726
ea20 1342 1342/1342 1342 ± 0 6.009 5.558/6.679 6.163 ± 0.6975
ea21 1342 1342/1342 1342 ± 0 5.567 5.1/6.141 5.685 ± 0.6541
ea22 1342 1342/1342 1342 ± 0 5.344 5.007/6.241 5.587 ± 0.6742
ea23 1342 1342/1342 1342 ± 0 6.259 5.533/6.707 6.211 ± 0.7402
ea25 1342 1342/1342 1342 ± 0 5.75 5.327/6.326 5.891 ± 0.6622
ea26 1342 1342/1342 1342 ± 0 5.704 5.213/6.779 5.902 ± 0.762
ea27 1342 1342/1342 1342 ± 0.00002785 5.754 5.427/6.631 5.981 ± 0.6724
ea28 1342 1342/1342 1342 ± 0.00002275 5.779 5.607/6.749 6.139 ± 0.7097
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 5.214 5.002/5.486 5.214 ± 0.3319
3 1342 1342/1342 1342 ± 0.00002489 5.219 5.012/5.364 5.188 ± 0.3185
4 1342 1342/1342 1342 ± 0.00002508 5.154 4.76/5.408 5.104 ± 0.3683
5 1342 1342/1342 1342 ± 0.00002348 5.216 4.999/5.578 5.228 ± 0.3982
6 1342 1342/1342 1342 ± 0.00002348 5.209 4.918/5.428 5.166 ± 0.3534
7 1342 1342/1342 1342 ± 0.00002348 5.279 5.089/5.517 5.219 ± 0.3243
8 1342 1342/1342 1342 ± 0.00002348 5.302 4.954/5.445 5.209 ± 0.3522
9 1342 1342/1342 1342 ± 0.00002348 5.582 5.254/5.87 5.537 ± 0.4334
10 1342 1342/1342 1342 ± 0.00002348 6.119 5.825/6.296 6.031 ± 0.4031
11 1342 1342/1342 1342 ± 0.00002372 6.319 6.081/6.575 6.266 ± 0.4115
12 1342 1342/1342 1342 ± 0.00002348 6.515 6.246/6.779 6.449 ± 0.431
13 1342 1342/1342 1342 ± 0.00002348 7.044 6.719/7.205 6.92 ± 0.4527
14 1342 1342/1342 1342 ± 0.00002348 7.211 6.864/7.51 7.113 ± 0.5022
15 1342 1342/1342 1342 ± 0.00002348 6.733 6.495/6.988 6.662 ± 0.4585
16 1342 1342/1342 1342 ± 0.00003016 5.954 5.732/6.241 5.943 ± 0.4144
17 1342 1342/1342 1342 ± 0.00003121 5.95 5.711/6.16 5.915 ± 0.3966
overwrite_modelcol
False
vis
VLASS2.1.sb38523814.eb38632964.59098.28982543982_split_split.ms
statwtmode
VLASS-SE
output_dir
 
datacolumn
residual_data
Start time
2025-01-07 02:26:02.963
End
2025-01-07 03:22:00.740
Duration
0:55:57.776
Note, WebLog generation is not included in the time.

CASA logs for stage 8