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 5.716 5.223/6.081 5.662 ± 0.5453
ea02 1342 1342/1342 1342 ± 0.0000179 5.838 5.443/6.564 5.96 ± 0.6573
ea03 1342 1342/1342 1342 ± 0 5.446 4.676/5.989 5.323 ± 0.6547
ea04 1342 1342/1342 1342 ± 0 5.586 5.145/6.045 5.631 ± 0.5739
ea05 1342 1342/1342 1342 ± 0 5.759 5.362/6.484 5.828 ± 0.6212
ea06 1342 1342/1342 1342 ± 0 5.002 4.832/5.494 5.151 ± 0.388
ea07 1342 1342/1342 1342 ± 0 5.863 5.424/6.316 5.97 ± 0.6206
ea08 1342 1342/1342 1342 ± 0.000004028 5.783 5.54/6.736 6.091 ± 0.7046
ea09 1342 1342/1342 1342 ± 0 5.711 5.168/6.422 5.748 ± 0.6723
ea10 1342 1342/1342 1342 ± 0 5.735 5.289/6.55 5.896 ± 0.661
ea11 1342 1342/1342 1342 ± 0 6.35 5.948/6.697 6.321 ± 0.7062
ea12 1342 1342/1342 1342 ± 0.000002104 5.85 5.337/6.315 5.851 ± 0.5792
ea13 1342 1342/1342 1342 ± 0 6.205 5.576/6.375 6.102 ± 0.5868
ea14 1342 1342/1342 1342 ± 0 6.077 5.379/6.483 5.948 ± 0.6722
ea15 1342 1342/1342 1342 ± 0 5.811 5.19/6.268 5.802 ± 0.6951
ea16 1342 1342/1342 1342 ± 0 6.247 5.573/6.805 6.232 ± 0.7889
ea17 1342 1342/1342 1342 ± 0.00001173 6.328 5.786/7.068 6.403 ± 0.7224
ea18 1342 1342/1342 1342 ± 0 5.012 4.619/5.504 5.056 ± 0.4955
ea19 1342 1342/1342 1342 ± 0 6.06 5.42/6.588 5.973 ± 0.6273
ea21 1342 1342/1342 1342 ± 0 5.711 5.242/6.39 5.878 ± 0.6128
ea22 1342 1342/1342 1342 ± 0 5.68 5.101/6.37 5.707 ± 0.6591
ea23 1342 1342/1342 1342 ± 0 5.989 5.537/6.658 6.101 ± 0.7203
ea25 1342 1342/1342 1342 ± 0.000004594 5.625 5.29/6.14 5.768 ± 0.5876
ea26 1342 1342/1342 1342 ± 0 6.29 5.509/6.937 6.154 ± 0.7847
ea27 1342 1342/1342 1342 ± 0.00003179 5.631 5.342/6.501 5.818 ± 0.6416
ea28 1342 1342/1342 1342 ± 0.000002104 5.411 5.207/6.226 5.647 ± 0.6135
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 ± 0.00002379 5.328 5.186/5.534 5.31 ± 0.2662
3 1342 1342/1342 1342 ± 0.00002645 4.999 4.804/5.176 4.983 ± 0.2912
4 1342 1342/1342 1342 ± 0.000026 5.165 4.761/5.214 5.068 ± 0.3977
5 1342 1342/1342 1342 ± 0.00002401 5.11 4.943/5.385 5.142 ± 0.3018
6 1342 1342/1342 1342 ± 0.00002394 5.36 5.145/5.437 5.283 ± 0.3041
7 1342 1342/1342 1342 ± 0.00002394 5.322 5.212/5.433 5.325 ± 0.2741
8 1342 1342/1342 1342 ± 0.00002394 5.276 5.141/5.492 5.292 ± 0.3096
9 1342 1342/1342 1342 ± 0.00002394 5.608 5.409/5.928 5.595 ± 0.3571
10 1342 1342/1342 1342 ± 0.00002394 6.063 5.81/6.257 5.994 ± 0.3431
11 1342 1342/1342 1342 ± 0.00002379 6.272 6.103/6.468 6.221 ± 0.3417
12 1342 1342/1342 1342 ± 0.00002394 6.397 6.23/6.572 6.391 ± 0.3764
13 1342 1342/1342 1342 ± 0.00002394 6.861 6.678/6.955 6.815 ± 0.4051
14 1342 1342/1342 1342 ± 0.00002379 6.984 6.819/7.276 6.976 ± 0.4469
15 1342 1342/1342 1342 ± 0.00002394 6.611 6.455/6.879 6.572 ± 0.4276
16 1342 1342/1342 1342 ± 0.00002822 5.917 5.678/6.184 5.903 ± 0.3673
17 1342 1342/1342 1342 ± 0.00003004 5.817 5.709/6.085 5.852 ± 0.3451
statwtmode
VLASS-SE
datacolumn
residual_data
overwrite_modelcol
False
vis
VLASS2.1.sb38539165.eb38696919.59128.74249967592_split_split.ms
output_dir
 
Start time
2024-11-15 07:24:14.376
End
2024-11-15 08:11:59.465
Duration
0:47:45.089
Note, WebLog generation is not included in the time.

CASA logs for stage 8