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

Statwt Summary Plot

VLASS2.1.sb38519843.eb38632934.59097.18672790509_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 5.762 5.33/6.063 5.765 ± 0.5101
ea02 1342 1342/1342 1342 ± 0 5.864 5.46/6.604 6.057 ± 0.6553
ea04 1342 1342/1342 1342 ± 0 5.591 5.13/6.286 5.715 ± 0.582
ea05 1342 1342/1342 1342 ± 0 5.939 5.334/6.435 5.859 ± 0.6045
ea06 1342 1342/1342 1342 ± 0 5.069 4.765/5.341 5.078 ± 0.3575
ea07 1342 1342/1342 1342 ± 0 6.172 5.486/6.316 6.062 ± 0.6094
ea08 1342 1342/1342 1342 ± 0.00001036 5.986 5.599/6.761 6.246 ± 0.6687
ea09 1342 1342/1342 1342 ± 0 5.583 5.27/6.522 5.818 ± 0.6589
ea10 1342 1342/1342 1342 ± 0 6.137 5.364/6.707 6.075 ± 0.6628
ea11 1342 1342/1342 1342 ± 0 6.01 5.216/6.423 5.937 ± 0.6897
ea12 1342 1342/1342 1342 ± 0 5.991 5.392/6.505 6.052 ± 0.6703
ea13 1342 1342/1342 1342 ± 0 6.024 5.875/6.464 6.248 ± 0.4999
ea14 1342 1342/1342 1342 ± 0 5.958 5.302/6.484 5.934 ± 0.6703
ea15 1342 1342/1342 1342 ± 0 5.755 5.154/6.366 5.842 ± 0.6944
ea16 1342 1342/1342 1342 ± 0 6.232 5.685/6.821 6.337 ± 0.7233
ea17 1342 1342/1342 1342 ± 0.000007828 6.005 5.586/6.851 6.153 ± 0.6387
ea18 1342 1342/1342 1342 ± 0 5.153 4.781/5.628 5.235 ± 0.5078
ea19 1342 1342/1342 1342 ± 0 6.008 5.603/6.574 6.173 ± 0.6567
ea20 1342 1342/1342 1342 ± 0 6.348 5.735/6.951 6.317 ± 0.6511
ea21 1342 1342/1342 1342 ± 0 5.938 5.398/6.343 5.894 ± 0.5911
ea22 1342 1342/1342 1342 ± 0 5.455 5.253/6.433 5.791 ± 0.6532
ea23 1342 1342/1342 1342 ± 0 6.244 5.533/6.624 6.215 ± 0.6951
ea25 1342 1342/1342 1342 ± 0 5.707 5.263/6.225 5.783 ± 0.5764
ea26 1342 1342/1342 1342 ± 0 5.888 5.807/7.012 6.28 ± 0.6611
ea27 1342 1342/1342 1342 ± 0.000007274 5.693 5.445/6.514 5.932 ± 0.5817
ea28 1342 1342/1342 1342 ± 0.00003782 5.696 5.485/6.544 6.057 ± 0.6288
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 5.425 5.23/5.68 5.433 ± 0.2614
4 1342 1342/1342 1342 ± 0.00002662 5.18 4.994/5.425 5.184 ± 0.3344
5 1342 1342/1342 1342 ± 0.00002348 5.405 5.18/5.591 5.41 ± 0.3215
6 1342 1342/1342 1342 ± 0.00002348 5.357 5.125/5.512 5.331 ± 0.2924
7 1342 1342/1342 1342 ± 0.00002348 5.397 5.224/5.586 5.391 ± 0.2702
8 1342 1342/1342 1342 ± 0.00002348 5.396 5.179/5.564 5.349 ± 0.2827
9 1342 1342/1342 1342 ± 0.00002348 5.648 5.46/5.899 5.63 ± 0.334
10 1342 1342/1342 1342 ± 0.00002348 6.085 5.939/6.244 6.049 ± 0.3255
11 1342 1342/1342 1342 ± 0.00002348 6.321 6.165/6.457 6.264 ± 0.3328
12 1342 1342/1342 1342 ± 0.0000237 6.448 6.236/6.611 6.411 ± 0.364
13 1342 1342/1342 1342 ± 0.00002348 6.938 6.783/7.111 6.889 ± 0.3837
14 1342 1342/1342 1342 ± 0.00002348 7.194 6.917/7.377 7.089 ± 0.4248
15 1342 1342/1342 1342 ± 0.00002348 6.765 6.559/6.997 6.695 ± 0.4103
16 1342 1342/1342 1342 ± 0.00003122 6.06 5.675/6.309 6 ± 0.4259
17 1342 1342/1342 1342 ± 0.00003166 6.054 5.646/6.36 6.011 ± 0.4085
output_dir
 
overwrite_modelcol
False
vis
VLASS2.1.sb38519843.eb38632934.59097.18672790509_split_split.ms
datacolumn
residual_data
statwtmode
VLASS-SE
Start time
2024-12-17 01:48:35.809
End
2024-12-17 02:40:12.432
Duration
0:51:36.623
Note, WebLog generation is not included in the time.

CASA logs for stage 8