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

Statwt Summary Plot

VLASS2.1.sb38501480.eb38632936.59097.386918425924_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 5.326 5.189/6.205 5.586 ± 0.7493
ea02 1342 1342/1342 1342 ± 0.00004247 5.72 5.175/6.668 5.888 ± 0.8949
ea04 1342 1342/1342 1342 ± 0.0000229 5.486 4.936/5.938 5.453 ± 0.7317
ea05 1342 1342/1342 1342 ± 0.000009606 5.382 4.92/6.443 5.623 ± 0.7849
ea06 1342 1342/1342 1342 ± 0.00001753 4.801 4.522/5.279 4.835 ± 0.5257
ea07 1342 1342/1342 1342 ± 0.00004185 5.843 5.275/6.434 5.848 ± 0.9036
ea08 1342 1342/1342 1342 ± 0.00004404 5.78 5.415/6.858 6.079 ± 0.9839
ea09 1342 1342/1342 1342 ± 0.000008702 5.679 4.973/6.488 5.737 ± 0.7799
ea10 1342 1342/1342 1342 ± 0.00004168 5.615 5.23/6.701 5.843 ± 0.9218
ea11 1342 1342/1342 1342 ± 0.00004374 5.55 5.106/6.491 5.742 ± 0.926
ea12 1342 1342/1342 1342 ± 0.0000227 5.81 5.187/6.365 5.802 ± 0.8912
ea13 1342 1342/1342 1342 ± 0.000002992 5.645 5.423/6.283 5.915 ± 0.7044
ea14 1342 1342/1342 1342 ± 0.00004361 5.495 5.158/6.463 5.729 ± 0.8926
ea15 1342 1342/1342 1342 ± 0.000009966 5.209 4.947/6.176 5.54 ± 0.8428
ea16 1342 1342/1342 1342 ± 0.00002087 5.8 5.329/6.86 5.992 ± 1.013
ea17 1342 1342/1342 1342 ± 0.00004423 5.814 5.555/6.662 6.003 ± 0.9596
ea18 1342 1342/1342 1342 ± 0.00004388 4.946 4.635/5.454 5.065 ± 0.6441
ea19 1342 1342/1342 1342 ± 0.00002491 5.664 5.311/6.645 5.942 ± 0.8819
ea20 1342 1342/1342 1342 ± 0.00003988 5.833 5.6/6.786 6.035 ± 0.9403
ea21 1342 1342/1342 1342 ± 0.00003287 5.435 5.185/6.346 5.674 ± 0.8525
ea22 1342 1342/1342 1342 ± 0.00001553 5.142 4.951/6.351 5.606 ± 0.7796
ea23 1342 1342/1342 1342 ± 0.00004209 5.725 5.277/6.66 5.892 ± 0.9758
ea25 1342 1342/1342 1342 ± 0.00004262 5.395 4.939/6.161 5.571 ± 0.8301
ea26 1342 1342/1342 1342 ± 0.000009139 5.67 5.538/6.955 6.089 ± 0.8562
ea27 1342 1342/1342 1342 ± 0.00004265 5.495 5.074/6.546 5.662 ± 0.8889
ea28 1342 1342/1342 1342 ± 0.00004316 5.724 5.24/6.566 5.841 ± 0.9217
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 5.414 5.198/5.674 5.414 ± 0.2883
5 1342 1342/1342 1342 ± 0.00003292 5.264 5.117/5.525 5.29 ± 0.3146
6 1342 1342/1342 1342 ± 0.00002348 5.191 4.955/5.297 5.122 ± 0.2612
7 1342 1342/1342 1342 ± 0.00002348 5.225 5.108/5.403 5.208 ± 0.2615
8 1342 1342/1342 1342 ± 0.00002348 5.201 5.054/5.376 5.183 ± 0.2881
9 1342 1342/1342 1342 ± 0.00002348 5.503 5.248/5.652 5.439 ± 0.3088
10 1342 1342/1342 1342 ± 0.00002348 6.064 5.817/6.164 5.982 ± 0.3307
11 1342 1342/1342 1342 ± 0.00002348 6.338 6.163/6.5 6.294 ± 0.3474
12 1342 1342/1342 1342 ± 0.00002348 6.56 6.343/6.705 6.503 ± 0.3816
13 1342 1342/1342 1342 ± 0.00002348 6.954 6.796/7.282 6.965 ± 0.4099
14 1342 1342/1342 1342 ± 0.00002348 7.236 6.97/7.484 7.157 ± 0.4598
15 1342 1342/1342 1342 ± 0.00002397 6.522 6.182/6.813 6.452 ± 0.5352
16 1342 1342/1342 1342 ± 0.00005966 4.378 4.225/4.587 4.41 ± 0.2562
17 1342 1342/1342 1342 ± 0.00006061 4.537 4.388/4.725 4.571 ± 0.2787
vis
VLASS2.1.sb38501480.eb38632936.59097.386918425924_split_split.ms
output_dir
 
statwtmode
VLASS-SE
overwrite_modelcol
False
datacolumn
residual_data
Start time
2024-11-26 19:26:33.396
End
2024-11-26 20:28:30.558
Duration
1:01:57.161
Note, WebLog generation is not included in the time.

CASA logs for stage 8