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

Statwt Summary Plot

VLASS2.1.sb38520431.eb38554942.59063.924480127316_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 5.503 5.314/5.896 5.652 ± 0.4876
ea02 1342 1342/1342 1342 ± 0 5.756 5.461/6.39 5.964 ± 0.5462
ea04 1342 1342/1342 1342 ± 0 5.634 5.294/6.229 5.767 ± 0.5141
ea05 1342 1342/1342 1342 ± 0 5.802 5.362/6.107 5.772 ± 0.4744
ea06 1342 1342/1342 1342 ± 0 2.962 2.908/3.207 3.058 ± 0.1884
ea07 1342 1342/1342 1342 ± 0 5.511 5.356/5.745 5.539 ± 0.2162
ea08 1342 1342/1342 1342 ± 0 5.72 5.444/6.366 5.921 ± 0.5489
ea09 1342 1342/1342 1342 ± 0 4.743 4.611/5.188 4.864 ± 0.2866
ea10 1342 1342/1342 1342 ± 0 5.441 5.248/6.22 5.702 ± 0.4973
ea11 1342 1342/1342 1342 ± 0 5.798 5.506/6.391 5.952 ± 0.5295
ea12 1342 1342/1342 1342 ± 0 5.668 5.257/5.926 5.659 ± 0.395
ea13 1342 1342/1342 1342 ± 0 6.153 5.754/6.233 6.103 ± 0.4239
ea14 0 N/A 0 ± N/A 0 N/A 0 ± N/A
ea15 0 N/A 0 ± N/A 0 N/A 0 ± N/A
ea16 1342 1342/1342 1342 ± 0 5.014 4.964/5.186 5.068 ± 0.2282
ea17 1342 1342/1342 1342 ± 0.000003398 6.03 5.736/6.442 6.146 ± 0.5127
ea18 1342 1342/1342 1342 ± 0 5.096 4.829/5.424 5.139 ± 0.3745
ea19 1342 1342/1342 1342 ± 0 6.262 5.945/6.538 6.276 ± 0.3305
ea21 1342 1342/1342 1342 ± 0 5.825 5.532/6.332 5.964 ± 0.5026
ea22 1342 1342/1342 1342 ± 0 5.263 5.151/5.867 5.475 ± 0.4492
ea23 1342 1342/1342 1342 ± 0 6.134 5.559/6.531 6.099 ± 0.6172
ea25 1342 1342/1342 1342 ± 0 5.425 5.36/5.563 5.433 ± 0.1673
ea26 1342 1342/1342 1342 ± 0 5.607 5.386/6.116 5.725 ± 0.393
ea27 1342 1342/1342 1342 ± 0.000005476 5.391 5.121/6.066 5.574 ± 0.4761
ea28 1342 1342/1342 1342 ± 0.00000152 5.672 5.437/6.391 5.896 ± 0.5694
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 ± 0.00002601 5.569 5.359/5.68 5.487 ± 0.3045
3 1342 1342/1342 1342 ± 0.00003152 5.252 5.126/5.664 5.377 ± 0.3367
4 1342 1342/1342 1342 ± 0.00002633 5.286 5.156/5.516 5.312 ± 0.3198
5 1342 1342/1342 1342 ± 0.00002601 5.377 5.241/5.537 5.363 ± 0.2966
6 1342 1342/1342 1342 ± 0.00002601 5.335 5.219/5.415 5.294 ± 0.2647
7 1342 1342/1342 1342 ± 0.00002601 5.375 5.229/5.483 5.327 ± 0.2585
8 1342 1342/1342 1342 ± 0.00002601 5.382 5.075/5.445 5.27 ± 0.3083
9 1342 1342/1342 1342 ± 0.00002601 5.67 5.279/5.781 5.507 ± 0.3785
10 1342 1342/1342 1342 ± 0.00002601 5.847 5.674/6.096 5.702 ± 0.6466
11 1342 1342/1342 1342 ± 0.00002601 6.08 5.816/6.299 5.844 ± 0.7653
12 1342 1342/1342 1342 ± 0.00002601 6.163 5.944/6.359 5.965 ± 0.7897
13 1342 1342/1342 1342 ± 0.00002601 6.587 6.318/6.784 6.304 ± 0.8512
14 1342 1342/1342 1342 ± 0.00002601 6.63 6.409/7.001 6.453 ± 0.8733
15 1342 1342/1342 1342 ± 0.00002601 6.29 6.038/6.623 6.094 ± 0.867
16 1342 1342/1342 1342 ± 0.00002642 5.586 5.27/5.941 5.469 ± 0.7145
17 1342 1342/1342 1342 ± 0.00002613 5.581 5.354/5.864 5.491 ± 0.703
overwrite_modelcol
False
output_dir
 
vis
VLASS2.1.sb38520431.eb38554942.59063.924480127316_split_split.ms
datacolumn
residual_data
statwtmode
VLASS-SE
Start time
2024-03-29 08:47:03.404
End
2024-03-29 09:59:12.133
Duration
1:12:08.729
Note, WebLog generation is not included in the time.

CASA logs for stage 7