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

Statwt Summary Plot

VLASS2.1.sb38611351.eb38659848.59112.96043939815_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 5.526 5.189/6.007 5.633 ± 0.5632
ea02 1342 1342/1342 1342 ± 0 5.752 5.328/6.468 5.935 ± 0.6391
ea04 1342 1342/1342 1342 ± 0 5.507 5.088/6.039 5.584 ± 0.5603
ea05 1342 1342/1342 1342 ± 0 5.736 5.274/6.195 5.797 ± 0.5841
ea06 1342 1342/1342 1342 ± 0 4.818 4.639/5.248 4.928 ± 0.3609
ea07 1342 1342/1342 1342 ± 0 5.897 5.328/6.112 5.845 ± 0.6136
ea08 1342 1342/1342 1342 ± 0 5.912 5.555/6.664 6.16 ± 0.6819
ea09 1342 1342/1342 1342 ± 0 5.643 5.141/6.248 5.73 ± 0.6478
ea10 1342 1342/1342 1342 ± 0 5.882 5.316/6.599 5.909 ± 0.6805
ea11 1342 1342/1342 1342 ± 0 5.881 5.17/6.367 5.828 ± 0.6703
ea12 1342 1342/1342 1342 ± 0 5.672 5.254/6.348 5.871 ± 0.6552
ea13 1342 1342/1342 1342 ± 0 6.166 5.787/6.482 6.23 ± 0.502
ea14 1342 1342/1342 1342 ± 0 5.732 5.198/6.289 5.797 ± 0.6972
ea15 1342 1342/1342 1342 ± 0 5.665 5.244/6.278 5.849 ± 0.6578
ea16 1342 1342/1342 1342 ± 0 6.025 5.559/6.686 6.183 ± 0.7135
ea17 1342 1342/1342 1342 ± 0 5.945 5.384/6.744 6.023 ± 0.6684
ea18 1342 1342/1342 1342 ± 0 4.904 4.624/5.384 5.008 ± 0.544
ea19 1342 1342/1342 1342 ± 0 6.179 5.518/6.719 6.178 ± 0.6408
ea20 1342 1342/1342 1342 ± 0 6.231 5.599/6.732 6.126 ± 0.652
ea21 1342 1342/1342 1342 ± 0 5.749 5.337/6.263 5.858 ± 0.5674
ea22 1342 1342/1342 1342 ± 0 5.421 5.169/6.343 5.72 ± 0.6942
ea23 1342 1342/1342 1342 ± 0 5.943 5.38/6.353 6.001 ± 0.6838
ea25 1342 1342/1342 1342 ± 0 5.502 5.219/6.094 5.674 ± 0.5849
ea26 1342 1342/1342 1342 ± 0 6.015 5.54/6.59 6.145 ± 0.6729
ea27 1342 1342/1342 1342 ± 0 5.438 5.188/6.279 5.679 ± 0.5869
ea28 1342 1342/1342 1342 ± 0.000006554 5.732 5.358/6.432 5.906 ± 0.6764
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 ± 0.00002351 5.302 5.17/5.536 5.32 ± 0.2641
3 1342 1342/1342 1342 ± 0.00002351 5.211 4.923/5.375 5.177 ± 0.3033
4 1342 1342/1342 1342 ± 0.00002604 5.282 5.035/5.532 5.23 ± 0.376
5 1342 1342/1342 1342 ± 0.00002351 5.314 5.068/5.452 5.282 ± 0.3205
6 1342 1342/1342 1342 ± 0.00002359 5.196 5.041/5.395 5.195 ± 0.3447
7 1342 1342/1342 1342 ± 0.00002351 5.286 5.168/5.498 5.286 ± 0.2651
8 1342 1342/1342 1342 ± 0.00002351 5.299 5.069/5.48 5.262 ± 0.2823
9 1342 1342/1342 1342 ± 0.00002351 5.583 5.419/5.805 5.549 ± 0.3192
10 1342 1342/1342 1342 ± 0.00002351 6.059 5.866/6.179 5.985 ± 0.3342
11 1342 1342/1342 1342 ± 0.00002351 6.271 6.134/6.408 6.212 ± 0.3494
12 1342 1342/1342 1342 ± 0.00002351 6.396 6.257/6.606 6.306 ± 0.4647
13 1342 1342/1342 1342 ± 0.00002351 6.831 6.794/7.117 6.818 ± 0.3904
14 1342 1342/1342 1342 ± 0.00002351 7.042 6.855/7.272 6.983 ± 0.4294
15 1342 1342/1342 1342 ± 0.00002351 6.713 6.46/6.853 6.602 ± 0.4327
16 1342 1342/1342 1342 ± 0.00002375 5.992 5.878/6.257 5.979 ± 0.3839
17 1342 1342/1342 1342 ± 0.00002378 5.967 5.808/6.203 5.966 ± 0.3719
output_dir
 
datacolumn
residual_data
vis
VLASS2.1.sb38611351.eb38659848.59112.96043939815_split_split.ms
overwrite_modelcol
False
statwtmode
VLASS-SE
Start time
2025-01-14 03:17:08.095
End
2025-01-14 03:51:29.216
Duration
0:34:21.121
Note, WebLog generation is not included in the time.

CASA logs for stage 8