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

Statwt Summary Plot

VLASS2.1.sb38545507.eb38638815.59102.13461381945_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 5.663 5.332/5.917 5.686 ± 0.4001
ea02 1342 1342/1342 1342 ± 0 5.83 5.451/6.417 5.976 ± 0.5274
ea04 1342 1342/1342 1342 ± 0 5.548 5.254/6.028 5.683 ± 0.487
ea05 1342 1342/1342 1342 ± 0 5.309 5.052/5.655 5.358 ± 0.3893
ea06 1342 1342/1342 1342 ± 0 4.927 4.807/5.249 4.999 ± 0.2714
ea07 1342 1342/1342 1342 ± 0 5.662 5.341/5.99 5.718 ± 0.4154
ea08 1342 1342/1342 1342 ± 0 5.711 5.366/6.222 5.81 ± 0.4646
ea09 1342 1342/1342 1342 ± 0 5.458 5.095/5.839 5.491 ± 0.433
ea10 1342 1342/1342 1342 ± 0.00001566 5.252 5.035/5.919 5.446 ± 0.451
ea11 1342 1342/1342 1342 ± 0 5.796 5.424/6.518 5.994 ± 0.6623
ea12 1342 1342/1342 1342 ± 0 5.713 5.39/6.043 5.8 ± 0.4394
ea13 1342 1342/1342 1342 ± 0 5.89 5.683/6.196 5.988 ± 0.4251
ea14 1342 1342/1342 1342 ± 0 5.462 5.101/6.011 5.534 ± 0.512
ea15 1342 1342/1342 1342 ± 0 5.872 5.361/6.288 5.887 ± 0.5583
ea16 1342 1342/1342 1342 ± 0 5.605 5.377/6.004 5.719 ± 0.4541
ea17 1342 1342/1342 1342 ± 0 5.433 5.372/5.818 5.604 ± 0.3606
ea18 1342 1342/1342 1342 ± 0 4.767 4.574/5.042 4.83 ± 0.31
ea19 1342 1342/1342 1342 ± 0 5.444 5.119/5.776 5.465 ± 0.3564
ea20 0 N/A 0 ± N/A 0 N/A 0 ± N/A
ea21 1342 1342/1342 1342 ± 0 5.586 5.396/6.211 5.771 ± 0.4824
ea22 1342 1342/1342 1342 ± 0 5.004 4.834/5.557 5.13 ± 0.4597
ea23 1342 1342/1342 1342 ± 0 5.93 5.685/6.782 6.211 ± 0.6388
ea25 1342 1342/1342 1342 ± 0 5.646 5.396/6.159 5.784 ± 0.5287
ea26 1342 1342/1342 1342 ± 0 5.705 5.487/6.298 5.898 ± 0.4712
ea27 1342 1342/1342 1342 ± 0.00004037 5.326 5.174/5.931 5.494 ± 0.4103
ea28 1342 1342/1342 1342 ± 0 5.763 5.566/6.538 6.021 ± 0.5911
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 ± 0.0000243 5.415 5.295/5.57 5.403 ± 0.2567
3 1342 1342/1342 1342 ± 0.0000243 5.296 5.124/5.433 5.267 ± 0.2747
4 1342 1342/1342 1342 ± 0.00002699 5.193 4.95/5.398 5.169 ± 0.2922
5 1342 1342/1342 1342 ± 0.0000243 5.38 5.049/5.511 5.309 ± 0.314
6 1342 1342/1342 1342 ± 0.0000243 5.22 5.094/5.411 5.226 ± 0.2673
7 1342 1342/1342 1342 ± 0.0000243 5.34 5.099/5.409 5.266 ± 0.2714
8 1342 1342/1342 1342 ± 0.0000243 5.328 5.026/5.432 5.219 ± 0.3124
9 1342 1342/1342 1342 ± 0.0000243 5.52 5.28/5.682 5.443 ± 0.3516
10 1342 1342/1342 1342 ± 0.0000243 5.825 5.564/6.09 5.798 ± 0.3567
11 1342 1342/1342 1342 ± 0.0000243 5.964 5.821/6.235 5.983 ± 0.3593
12 1342 1342/1342 1342 ± 0.0000243 6.121 6.003/6.237 6.033 ± 0.5044
13 1342 1342/1342 1342 ± 0.0000243 6.485 6.145/6.724 6.439 ± 0.4563
14 1342 1342/1342 1342 ± 0.0000243 6.614 6.217/6.848 6.509 ± 0.4762
15 1342 1342/1342 1342 ± 0.0000243 6.187 5.793/6.424 6.095 ± 0.4426
16 1342 1342/1342 1342 ± 0.00003522 5.614 5.31/5.82 5.536 ± 0.3476
17 1342 1342/1342 1342 ± 0.00003391 5.527 5.257/5.722 5.488 ± 0.3577
overwrite_modelcol
False
datacolumn
residual_data
statwtmode
VLASS-SE
output_dir
 
vis
VLASS2.1.sb38545507.eb38638815.59102.13461381945_split_split.ms
Start time
2024-12-03 08:28:17.724
End
2024-12-03 09:12:51.037
Duration
0:44:33.314
Note, WebLog generation is not included in the time.

CASA logs for stage 8