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

Statwt Summary Plot

VLASS2.1.sb38539165.eb38696919.59128.74249967592_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 5.387 5.11/5.872 5.545 ± 0.5298
ea02 1342 1342/1342 1342 ± 0 5.606 5.284/6.347 5.829 ± 0.6515
ea03 1342 1342/1342 1342 ± 0 5.063 4.574/5.793 5.201 ± 0.6442
ea04 1342 1342/1342 1342 ± 0 5.44 5.142/6.051 5.627 ± 0.5553
ea05 1342 1342/1342 1342 ± 0 5.641 5.237/6.177 5.748 ± 0.6006
ea06 1342 1342/1342 1342 ± 0 5.007 4.791/5.432 5.107 ± 0.3756
ea07 1342 1342/1342 1342 ± 0 5.884 5.389/6.232 5.937 ± 0.602
ea08 1342 1342/1342 1342 ± 0 5.677 5.472/6.567 5.991 ± 0.7239
ea09 1342 1342/1342 1342 ± 0 5.523 5.081/6.215 5.667 ± 0.6635
ea10 1342 1342/1342 1342 ± 0 5.837 5.25/6.529 5.869 ± 0.6686
ea11 1342 1342/1342 1342 ± 0 6.259 5.895/6.606 6.246 ± 0.6871
ea12 1342 1342/1342 1342 ± 0 5.715 5.287/6.255 5.833 ± 0.6031
ea13 1342 1342/1342 1342 ± 0 5.844 5.604/6.317 6.004 ± 0.5564
ea14 1342 1342/1342 1342 ± 0 5.853 5.273/6.422 5.91 ± 0.6889
ea15 1342 1342/1342 1342 ± 0 5.603 5.142/6.23 5.752 ± 0.6887
ea16 1342 1342/1342 1342 ± 0 6.117 5.599/6.725 6.216 ± 0.7666
ea17 1342 1342/1342 1342 ± 0.00002163 6.136 5.71/6.846 6.302 ± 0.7239
ea18 1342 1342/1342 1342 ± 0 4.953 4.615/5.484 5.08 ± 0.51
ea19 1342 1342/1342 1342 ± 0 5.747 5.338/6.366 5.92 ± 0.6157
ea21 1342 1342/1342 1342 ± 0 5.697 5.351/6.29 5.818 ± 0.6052
ea22 1342 1342/1342 1342 ± 0 5.353 5.12/6.226 5.628 ± 0.6531
ea23 1342 1342/1342 1342 ± 0 6 5.526/6.475 6.078 ± 0.6898
ea25 1342 1342/1342 1342 ± 0 5.635 5.253/6.109 5.714 ± 0.5727
ea26 1342 1342/1342 1342 ± 0 5.814 5.413/6.583 5.991 ± 0.7555
ea27 1342 1342/1342 1342 ± 0.0000303 5.526 5.198/6.347 5.72 ± 0.6153
ea28 1342 1342/1342 1342 ± 0.000009711 5.275 5.079/6.05 5.515 ± 0.6112
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 ± 0.00002349 5.278 5.117/5.429 5.237 ± 0.2487
3 1342 1342/1342 1342 ± 0.00002394 4.914 4.76/5.252 4.973 ± 0.2906
4 1342 1342/1342 1342 ± 0.00002422 5.104 5.014/5.252 5.128 ± 0.3108
5 1342 1342/1342 1342 ± 0.00002394 5.262 5.048/5.387 5.219 ± 0.3148
6 1342 1342/1342 1342 ± 0.00002394 5.286 5.07/5.394 5.209 ± 0.2936
7 1342 1342/1342 1342 ± 0.00002394 5.282 5.173/5.377 5.273 ± 0.2651
8 1342 1342/1342 1342 ± 0.00002394 5.219 5.079/5.423 5.241 ± 0.304
9 1342 1342/1342 1342 ± 0.00002394 5.512 5.31/5.817 5.531 ± 0.339
10 1342 1342/1342 1342 ± 0.00002394 5.992 5.748/6.205 5.944 ± 0.3237
11 1342 1342/1342 1342 ± 0.00002349 6.262 6.035/6.4 6.17 ± 0.3185
12 1342 1342/1342 1342 ± 0.00002394 6.346 6.208/6.524 6.337 ± 0.3621
13 1342 1342/1342 1342 ± 0.00002394 6.806 6.593/6.918 6.757 ± 0.3997
14 1342 1342/1342 1342 ± 0.00002349 6.956 6.778/7.202 6.926 ± 0.4288
15 1342 1342/1342 1342 ± 0.00002394 6.595 6.377/6.804 6.542 ± 0.4196
16 1342 1342/1342 1342 ± 0.00003144 5.906 5.606/6.137 5.855 ± 0.4159
17 1342 1342/1342 1342 ± 0.00003175 5.861 5.603/6.095 5.837 ± 0.3827
datacolumn
residual_data
statwtmode
VLASS-SE
vis
VLASS2.1.sb38539165.eb38696919.59128.74249967592_split_split.ms
overwrite_modelcol
False
output_dir
 
Start time
2024-11-15 11:09:33.350
End
2024-11-15 11:58:45.578
Duration
0:49:12.229
Note, WebLog generation is not included in the time.

CASA logs for stage 8