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

Statwt Summary Plot

VLASS2.1.sb38642060.eb38643748.59104.02058106482_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 5.694 5.462/6.083 5.848 ± 0.529
ea02 1342 1342/1342 1342 ± 0 5.962 5.565/6.64 6.106 ± 0.6811
ea04 1342 1342/1342 1342 ± 0 5.522 5.213/6.124 5.701 ± 0.5418
ea05 1342 1342/1342 1342 ± 0 5.722 5.333/6.241 5.823 ± 0.6121
ea06 1342 1342/1342 1342 ± 0 5.189 5.004/5.526 5.263 ± 0.3673
ea07 1342 1342/1342 1342 ± 0 6.031 5.629/6.286 6.084 ± 0.5342
ea08 1342 1342/1342 1342 ± 0.000002316 6.115 5.803/6.782 6.317 ± 0.6691
ea09 1342 1342/1342 1342 ± 0 5.6 5.38/6.358 5.86 ± 0.619
ea10 1342 1342/1342 1342 ± 0 6.043 5.419/6.658 6.069 ± 0.6466
ea11 1342 1342/1342 1342 ± 0 6.269 5.516/6.676 6.174 ± 0.7102
ea12 1342 1342/1342 1342 ± 0 5.587 5.471/5.661 5.611 ± 0.19
ea13 1342 1342/1342 1342 ± 0 6.069 5.876/6.406 6.211 ± 0.48
ea14 1342 1342/1342 1342 ± 0 5.822 5.333/6.417 5.934 ± 0.6562
ea15 1342 1342/1342 1342 ± 0 5.904 5.38/6.421 5.981 ± 0.6437
ea16 1342 1342/1342 1342 ± 0 6.117 5.72/6.748 6.301 ± 0.6954
ea17 1342 1342/1342 1342 ± 0.000004011 6.077 5.699/6.581 6.211 ± 0.6228
ea18 1342 1342/1342 1342 ± 0 5.136 4.885/5.683 5.287 ± 0.5004
ea19 1342 1342/1342 1342 ± 0 5.998 5.587/6.749 6.201 ± 0.672
ea20 1342 1342/1342 1342 ± 0 6.216 5.872/6.838 6.37 ± 0.6263
ea21 1342 1342/1342 1342 ± 0 5.771 5.416/6.33 5.904 ± 0.5662
ea22 1342 1342/1342 1342 ± 0 5.435 5.321/6.267 5.752 ± 0.6154
ea23 1342 1342/1342 1342 ± 0 6.027 5.565/6.482 6.131 ± 0.6599
ea25 1342 1342/1342 1342 ± 0 5.861 5.528/6.347 6.011 ± 0.5605
ea26 1342 1342/1342 1342 ± 0 6.055 5.82/6.786 6.304 ± 0.6753
ea27 1342 1342/1342 1342 ± 0.00001591 5.648 5.369/6.392 5.842 ± 0.5705
ea28 1342 1342/1342 1342 ± 0.00003183 5.832 5.626/6.614 6.096 ± 0.6748
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 ± 0.00002349 5.498 5.351/5.779 5.516 ± 0.2663
3 1342 1342/1342 1342 ± 0.00002349 5.402 5.123/5.575 5.355 ± 0.2669
4 1342 1342/1342 1342 ± 0.00002441 5.393 5.178/5.564 5.368 ± 0.319
5 1342 1342/1342 1342 ± 0.00002349 5.531 5.272/5.657 5.504 ± 0.3135
6 1342 1342/1342 1342 ± 0.00002394 5.569 5.337/5.677 5.505 ± 0.2936
7 1342 1342/1342 1342 ± 0.00002349 5.521 5.373/5.64 5.504 ± 0.2576
8 1342 1342/1342 1342 ± 0.00002349 5.46 5.274/5.622 5.447 ± 0.303
9 1342 1342/1342 1342 ± 0.00002349 5.748 5.507/5.981 5.701 ± 0.3209
10 1342 1342/1342 1342 ± 0.00002349 6.153 6.002/6.332 6.12 ± 0.3174
11 1342 1342/1342 1342 ± 0.00002394 6.356 6.267/6.495 6.332 ± 0.3153
12 1342 1342/1342 1342 ± 0.00002441 6.517 6.309/6.706 6.485 ± 0.3686
13 1342 1342/1342 1342 ± 0.00002394 6.933 6.823/7.241 6.942 ± 0.3784
14 1342 1342/1342 1342 ± 0.00002394 7.223 6.937/7.425 7.145 ± 0.4106
15 1342 1342/1342 1342 ± 0.00002394 6.828 6.601/7.034 6.778 ± 0.4032
16 1342 1342/1342 1342 ± 0.00002893 6.103 5.719/6.281 6.063 ± 0.3956
17 1342 1342/1342 1342 ± 0.00003301 6.091 5.707/6.317 6.057 ± 0.3755
overwrite_modelcol
False
statwtmode
VLASS-SE
vis
VLASS2.1.sb38642060.eb38643748.59104.02058106482_split_split.ms
output_dir
 
datacolumn
residual_data
Start time
2024-04-06 05:57:33.953
End
2024-04-06 07:08:41.238
Duration
1:11:07.285
Note, WebLog generation is not included in the time.

CASA logs for stage 7