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 5.554 5.296/5.977 5.72 ± 0.5446
ea02 1342 1342/1342 1342 ± 0 5.778 5.378/6.471 5.987 ± 0.6587
ea04 1342 1342/1342 1342 ± 0 5.421 5.126/6.076 5.636 ± 0.5767
ea05 1342 1342/1342 1342 ± 0 5.676 5.243/6.213 5.766 ± 0.6262
ea06 1342 1342/1342 1342 ± 0 4.728 4.542/5.245 4.872 ± 0.41
ea07 1342 1342/1342 1342 ± 0 5.986 5.477/6.277 6.015 ± 0.5982
ea08 1342 1342/1342 1342 ± 0.000004357 5.791 5.503/6.62 6.091 ± 0.6935
ea09 1342 1342/1342 1342 ± 0 5.449 5.197/6.255 5.686 ± 0.6788
ea10 1342 1342/1342 1342 ± 0 5.963 5.319/6.622 5.98 ± 0.6892
ea11 1342 1342/1342 1342 ± 0 5.907 5.17/6.385 5.872 ± 0.6717
ea12 1342 1342/1342 1342 ± 0 5.702 5.312/6.423 5.925 ± 0.6679
ea13 1342 1342/1342 1342 ± 0 5.872 5.652/6.325 6.054 ± 0.5393
ea14 1342 1342/1342 1342 ± 0 5.776 5.223/6.327 5.841 ± 0.6733
ea15 1342 1342/1342 1342 ± 0 5.574 5.066/6.233 5.717 ± 0.7206
ea16 1342 1342/1342 1342 ± 0 6.22 5.645/6.764 6.272 ± 0.7676
ea17 1342 1342/1342 1342 ± 0.00001399 6.042 5.524/6.842 6.143 ± 0.6621
ea18 1342 1342/1342 1342 ± 0 5.024 4.736/5.593 5.175 ± 0.527
ea19 1342 1342/1342 1342 ± 0 6.001 5.523/6.736 6.173 ± 0.6853
ea20 1342 1342/1342 1342 ± 0 6.087 5.638/6.719 6.213 ± 0.6619
ea21 1342 1342/1342 1342 ± 0 5.702 5.308/6.296 5.83 ± 0.6053
ea22 1342 1342/1342 1342 ± 0 5.485 5.167/6.341 5.713 ± 0.6647
ea23 1342 1342/1342 1342 ± 0 6.225 5.437/6.662 6.151 ± 0.7169
ea25 1342 1342/1342 1342 ± 0 5.662 5.227/6.156 5.753 ± 0.6047
ea26 1342 1342/1342 1342 ± 0 5.788 5.535/6.623 6.081 ± 0.6988
ea27 1342 1342/1342 1342 ± 0.00002867 5.622 5.328/6.486 5.856 ± 0.6226
ea28 1342 1342/1342 1342 ± 0.00002464 5.646 5.397/6.448 5.897 ± 0.6771
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 5.349 5.11/5.47 5.298 ± 0.2598
3 1342 1342/1342 1342 ± 0.0000249 5.22 5.087/5.408 5.206 ± 0.2695
4 1342 1342/1342 1342 ± 0.00002368 5.216 4.939/5.346 5.127 ± 0.2878
5 1342 1342/1342 1342 ± 0.00002348 5.339 5.115/5.508 5.317 ± 0.3143
6 1342 1342/1342 1342 ± 0.00002348 5.333 5.114/5.516 5.301 ± 0.2943
7 1342 1342/1342 1342 ± 0.00002348 5.347 5.191/5.518 5.328 ± 0.2748
8 1342 1342/1342 1342 ± 0.00002348 5.364 5.17/5.478 5.294 ± 0.3013
9 1342 1342/1342 1342 ± 0.00002348 5.638 5.429/5.868 5.591 ± 0.3521
10 1342 1342/1342 1342 ± 0.00002348 6.07 5.911/6.249 6.028 ± 0.3192
11 1342 1342/1342 1342 ± 0.00002348 6.314 6.133/6.45 6.247 ± 0.3385
12 1342 1342/1342 1342 ± 0.00002348 6.445 6.305/6.667 6.418 ± 0.3626
13 1342 1342/1342 1342 ± 0.00002348 6.903 6.815/7.081 6.881 ± 0.3929
14 1342 1342/1342 1342 ± 0.00002348 7.164 6.923/7.353 7.07 ± 0.4317
15 1342 1342/1342 1342 ± 0.00002348 6.75 6.567/6.88 6.655 ± 0.417
16 1342 1342/1342 1342 ± 0.00003179 5.981 5.683/6.276 5.952 ± 0.4062
17 1342 1342/1342 1342 ± 0.0000321 5.995 5.761/6.26 5.966 ± 0.3889
statwtmode
VLASS-SE
output_dir
 
overwrite_modelcol
False
vis
VLASS2.1.sb38523814.eb38632964.59098.28982543982_split_split.ms
datacolumn
residual_data
Start time
2025-01-07 03:45:09.041
End
2025-01-07 04:41:10.081
Duration
0:56:01.040
Note, WebLog generation is not included in the time.

CASA logs for stage 8