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

Statwt Summary Plot

VLASS2.1.sb38526435.eb38567732.59074.15649113426_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 5.711 5.268/5.961 5.682 ± 0.5191
ea02 1342 1342/1342 1342 ± 0.00002694 5.66 5.381/6.401 5.913 ± 0.6469
ea05 1342 1342/1342 1342 ± 0 5.891 5.318/6.405 5.863 ± 0.5809
ea06 1342 1342/1342 1342 ± 0 4.91 4.732/5.278 5.01 ± 0.3263
ea07 1342 1342/1342 1342 ± 0 5.947 5.384/6.054 5.928 ± 0.5489
ea08 1342 1342/1342 1342 ± 0 5.865 5.543/6.724 6.143 ± 0.676
ea09 1342 1342/1342 1342 ± 0 5.11 4.894/5.773 5.275 ± 0.4612
ea10 1342 1342/1342 1342 ± 0 5.806 5.173/6.348 5.778 ± 0.6355
ea11 1342 1342/1342 1342 ± 0 5.913 5.548/6.37 5.988 ± 0.5621
ea12 1342 1342/1342 1342 ± 0 5.692 5.266/6.333 5.874 ± 0.6555
ea13 1342 1342/1342 1342 ± 0 6.028 5.707/6.312 6.099 ± 0.5066
ea14 1342 1342/1342 1342 ± 0 5.875 5.344/6.495 5.967 ± 0.703
ea15 1342 1342/1342 1342 ± 0 5.757 5.241/6.425 5.857 ± 0.688
ea16 1342 1342/1342 1342 ± 0 5.838 5.419/6.238 5.892 ± 0.5813
ea17 1342 1342/1342 1342 ± 0.00003509 5.876 5.533/6.46 6.064 ± 0.6254
ea18 1342 1342/1342 1342 ± 0 5.053 4.762/5.586 5.184 ± 0.5548
ea19 1342 1342/1342 1342 ± 0 5.919 5.544/6.571 6.113 ± 0.63
ea20 1342 1342/1342 1342 ± 0 6.304 5.688/6.875 6.262 ± 0.6082
ea21 1342 1342/1342 1342 ± 0 5.871 5.348/6.267 5.836 ± 0.5656
ea22 1342 1342/1342 1342 ± 0 5.492 5.304/6.367 5.811 ± 0.6586
ea23 1342 1342/1342 1342 ± 0 6.104 5.402/6.47 6.065 ± 0.6604
ea25 1342 1342/1342 1342 ± 0 5.646 5.239/6.239 5.743 ± 0.5744
ea26 1342 1342/1342 1342 ± 0 5.618 5.454/6.339 5.879 ± 0.5883
ea27 1342 1342/1342 1342 ± 0.00002471 5.56 5.312/6.371 5.773 ± 0.5829
ea28 1342 1342/1342 1342 ± 0.0000243 5.652 5.427/6.429 5.902 ± 0.6614
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 ± 0.00002392 5.32 5.148/5.512 5.302 ± 0.2662
3 1342 1342/1342 1342 ± 0.00002796 5.095 5.001/5.385 5.176 ± 0.2682
4 1342 1342/1342 1342 ± 0.00002825 5.214 4.979/5.382 5.156 ± 0.3673
5 1342 1342/1342 1342 ± 0.00002392 5.379 5.236/5.492 5.328 ± 0.3096
6 1342 1342/1342 1342 ± 0.00002392 5.3 5.216/5.45 5.288 ± 0.2622
7 1342 1342/1342 1342 ± 0.00002392 5.359 5.231/5.459 5.331 ± 0.2422
8 1342 1342/1342 1342 ± 0.00002392 5.346 5.115/5.51 5.302 ± 0.268
9 1342 1342/1342 1342 ± 0.00002392 5.665 5.481/5.803 5.576 ± 0.317
10 1342 1342/1342 1342 ± 0.00002392 6.044 5.864/6.153 5.967 ± 0.3171
11 1342 1342/1342 1342 ± 0.00002392 6.288 6.076/6.354 6.169 ± 0.3327
12 1342 1342/1342 1342 ± 0.00002392 6.377 6.234/6.481 6.308 ± 0.343
13 1342 1342/1342 1342 ± 0.00002392 6.785 6.714/6.938 6.74 ± 0.3642
14 1342 1342/1342 1342 ± 0.00002392 7.042 6.821/7.178 6.93 ± 0.4096
15 1342 1342/1342 1342 ± 0.00002392 6.696 6.504/6.878 6.594 ± 0.4227
16 1342 1342/1342 1342 ± 0.00003422 5.951 5.632/6.232 5.914 ± 0.4084
17 1342 1342/1342 1342 ± 0.00003736 5.923 5.538/6.251 5.88 ± 0.4184
output_dir
 
overwrite_modelcol
False
datacolumn
residual_data
vis
VLASS2.1.sb38526435.eb38567732.59074.15649113426_split_split.ms
statwtmode
VLASS-SE
Start time
2024-12-12 09:32:31.406
End
2024-12-12 10:22:39.749
Duration
0:50:08.343
Note, WebLog generation is not included in the time.

CASA logs for stage 8