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

Statwt Summary Plot

VLASS2.1.sb38528342.eb38565674.59072.03519471065_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 5.647 5.271/5.966 5.686 ± 0.5044
ea02 1342 1342/1342 1342 ± 0.00002827 5.78 5.414/6.313 5.924 ± 0.6203
ea05 1342 1342/1342 1342 ± 0 5.796 5.376/6.214 5.844 ± 0.5725
ea06 1342 1342/1342 1342 ± 0 5.012 4.806/5.293 5.057 ± 0.3164
ea07 1342 1342/1342 1342 ± 0 5.683 5.502/5.838 5.751 ± 0.3999
ea08 1342 1342/1342 1342 ± 0.000004943 5.843 5.557/6.619 6.088 ± 0.6176
ea09 1342 1342/1342 1342 ± 0 5.141 4.918/5.793 5.306 ± 0.4401
ea10 1342 1342/1342 1342 ± 0 5.773 5.284/6.36 5.842 ± 0.5677
ea11 1342 1342/1342 1342 ± 0 5.88 5.31/6.33 5.891 ± 0.571
ea12 1342 1342/1342 1342 ± 0 5.918 5.468/6.38 6.031 ± 0.6015
ea13 1342 1342/1342 1342 ± 0 6.082 5.787/6.292 6.122 ± 0.4729
ea14 1342 1342/1342 1342 ± 0 5.899 5.431/6.481 6.01 ± 0.6419
ea15 1342 1342/1342 1342 ± 0 5.669 5.345/6.295 5.871 ± 0.6329
ea16 1342 1342/1342 1342 ± 0 5.179 5.057/5.365 5.165 ± 0.2291
ea17 1342 1342/1342 1342 ± 0.000009294 5.924 5.606/6.398 6.099 ± 0.5781
ea18 1342 1342/1342 1342 ± 0 5.135 4.885/5.622 5.261 ± 0.4911
ea19 1342 1342/1342 1342 ± 0 5.97 5.588/6.584 6.143 ± 0.5799
ea20 1342 1342/1342 1342 ± 0 6.127 5.736/6.656 6.258 ± 0.5694
ea21 1342 1342/1342 1342 ± 0 5.8 5.363/6.183 5.854 ± 0.5097
ea22 1342 1342/1342 1342 ± 0 5.547 5.344/6.353 5.809 ± 0.6135
ea23 1342 1342/1342 1342 ± 0 6.044 5.462/6.46 6.07 ± 0.6164
ea25 1342 1342/1342 1342 ± 0.00000175 5.304 5.245/5.351 5.316 ± 0.1431
ea26 1342 1342/1342 1342 ± 0 5.662 5.501/6.283 5.895 ± 0.5447
ea27 1342 1342/1342 1342 ± 0.000009648 5.51 5.377/6.262 5.75 ± 0.5054
ea28 1342 1342/1342 1342 ± 0.00001328 5.628 5.412/6.356 5.912 ± 0.6131
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 5.413 5.222/5.63 5.389 ± 0.283
3 1342 1342/1342 1342 ± 0.00002395 5.335 5.161/5.65 5.377 ± 0.2857
4 1342 1342/1342 1342 ± 0.00003046 5.231 5.085/5.396 5.211 ± 0.3339
5 1342 1342/1342 1342 ± 0.00002392 5.453 5.312/5.515 5.404 ± 0.2883
6 1342 1342/1342 1342 ± 0.00002392 5.382 5.239/5.469 5.351 ± 0.2458
7 1342 1342/1342 1342 ± 0.00002392 5.356 5.241/5.462 5.358 ± 0.2174
8 1342 1342/1342 1342 ± 0.00002392 5.342 5.098/5.512 5.292 ± 0.27
9 1342 1342/1342 1342 ± 0.00002392 5.599 5.435/5.813 5.558 ± 0.3275
10 1342 1342/1342 1342 ± 0.00002489 6.029 5.832/6.108 5.933 ± 0.3106
11 1342 1342/1342 1342 ± 0.00002489 6.227 6.096/6.335 6.129 ± 0.3519
12 1342 1342/1342 1342 ± 0.00002489 6.355 6.177/6.456 6.271 ± 0.3478
13 1342 1342/1342 1342 ± 0.00002489 6.775 6.51/6.959 6.706 ± 0.3756
14 1342 1342/1342 1342 ± 0.00002489 6.989 6.737/7.186 6.899 ± 0.417
15 1342 1342/1342 1342 ± 0.00002489 6.71 6.457/6.841 6.559 ± 0.4102
16 1342 1342/1342 1342 ± 0.00002887 5.901 5.589/6.196 5.883 ± 0.4128
17 1342 1342/1342 1342 ± 0.00002525 5.824 5.654/6.268 5.914 ± 0.3987
datacolumn
residual_data
overwrite_modelcol
False
statwtmode
VLASS-SE
vis
VLASS2.1.sb38528342.eb38565674.59072.03519471065_split_split.ms
output_dir
 
Start time
2024-12-03 10:35:52.211
End
2024-12-03 11:27:35.725
Duration
0:51:43.514
Note, WebLog generation is not included in the time.

CASA logs for stage 8