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 5.563 5.263/5.949 5.635 ± 0.425
ea02 1342 1342/1342 1342 ± 0 5.74 5.363/6.33 5.897 ± 0.5466
ea04 1342 1342/1342 1342 ± 0 5.567 5.214/6.044 5.672 ± 0.5144
ea05 1342 1342/1342 1342 ± 0 5.293 4.978/5.614 5.317 ± 0.4008
ea06 1342 1342/1342 1342 ± 0 4.873 4.761/5.221 4.959 ± 0.2893
ea07 1342 1342/1342 1342 ± 0 5.61 5.357/5.953 5.69 ± 0.4462
ea08 1342 1342/1342 1342 ± 0 5.623 5.368/6.206 5.767 ± 0.4681
ea09 1342 1342/1342 1342 ± 0 5.44 5.073/5.86 5.479 ± 0.4504
ea10 1342 1342/1342 1342 ± 0 5.168 5.026/5.887 5.415 ± 0.441
ea11 0 N/A 0 ± N/A 0 N/A 0 ± N/A
ea12 1342 1342/1342 1342 ± 0 5.701 5.408/6.053 5.795 ± 0.4542
ea13 1342 1342/1342 1342 ± 0 5.83 5.581/6.109 5.901 ± 0.4307
ea14 1342 1342/1342 1342 ± 0 5.47 5.036/5.949 5.493 ± 0.5417
ea15 1342 1342/1342 1342 ± 0 5.838 5.309/6.243 5.861 ± 0.5737
ea16 1342 1342/1342 1342 ± 0 5.546 5.3/5.966 5.676 ± 0.4868
ea17 1342 1342/1342 1342 ± 0 5.452 5.321/5.802 5.564 ± 0.3616
ea18 1342 1342/1342 1342 ± 0 4.78 4.532/5.037 4.82 ± 0.3268
ea19 1342 1342/1342 1342 ± 0 5.424 5.087/5.801 5.45 ± 0.3695
ea20 0 N/A 0 ± N/A 0 N/A 0 ± N/A
ea21 1342 1342/1342 1342 ± 0 5.516 5.308/6.146 5.703 ± 0.4865
ea22 1342 1342/1342 1342 ± 0 4.965 4.765/5.524 5.099 ± 0.4774
ea23 1342 1342/1342 1342 ± 0 6 5.598/6.728 6.141 ± 0.6454
ea25 1342 1342/1342 1342 ± 0 5.583 5.332/6.112 5.724 ± 0.5359
ea26 1342 1342/1342 1342 ± 0 5.703 5.418/6.26 5.86 ± 0.484
ea27 1342 1342/1342 1342 ± 0.00002544 5.31 5.097/5.905 5.449 ± 0.4296
ea28 1342 1342/1342 1342 ± 0 5.737 5.472/6.496 5.913 ± 0.6057
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 ± 0.00002441 5.354 5.114/5.528 5.34 ± 0.2533
3 1342 1342/1342 1342 ± 0.00002441 5.296 5.068/5.432 5.238 ± 0.2744
4 1342 1342/1342 1342 ± 0.00002644 5.101 4.868/5.396 5.089 ± 0.3121
5 1342 1342/1342 1342 ± 0.00002441 5.31 4.992/5.453 5.235 ± 0.2933
6 1342 1342/1342 1342 ± 0.00002441 5.1 4.998/5.322 5.127 ± 0.2521
7 1342 1342/1342 1342 ± 0.00002441 5.27 5.036/5.329 5.19 ± 0.2631
8 1342 1342/1342 1342 ± 0.00002441 5.214 4.951/5.348 5.145 ± 0.2972
9 1342 1342/1342 1342 ± 0.00002441 5.443 5.103/5.613 5.371 ± 0.3297
10 1342 1342/1342 1342 ± 0.00002441 5.788 5.502/6.006 5.736 ± 0.3244
11 1342 1342/1342 1342 ± 0.00002441 5.929 5.755/6.14 5.913 ± 0.3358
12 1342 1342/1342 1342 ± 0.00002441 6.036 5.945/6.191 5.971 ± 0.4948
13 1342 1342/1342 1342 ± 0.00002441 6.424 6.109/6.67 6.374 ± 0.4275
14 1342 1342/1342 1342 ± 0.00002441 6.604 6.171/6.797 6.478 ± 0.4601
15 1342 1342/1342 1342 ± 0.00002441 6.221 5.832/6.417 6.124 ± 0.4351
16 1342 1342/1342 1342 ± 0.00002966 5.644 5.348/5.891 5.569 ± 0.3516
17 1342 1342/1342 1342 ± 0.00002681 5.505 5.302/5.769 5.512 ± 0.3654
output_dir
 
vis
VLASS2.1.sb38545507.eb38638815.59102.13461381945_split_split.ms
datacolumn
residual_data
statwtmode
VLASS-SE
overwrite_modelcol
False
Start time
2024-12-03 10:23:29.801
End
2024-12-03 11:18:56.397
Duration
0:55:26.596
Note, WebLog generation is not included in the time.

CASA logs for stage 8