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

Statwt Summary Plot

VLASS2.1.sb38550653.eb38589596.59083.30140427084_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 5.419 5.349/6.113 5.711 ± 0.4826
ea02 1342 1342/1342 1342 ± 0 5.901 5.539/6.655 6.105 ± 0.6095
ea04 1342 1342/1342 1342 ± 0 5.529 5.097/6.161 5.631 ± 0.5618
ea05 1342 1342/1342 1342 ± 0 5.97 5.385/6.417 5.93 ± 0.5949
ea06 1342 1342/1342 1342 ± 0 4.99 4.55/5.294 4.941 ± 0.4064
ea07 1342 1342/1342 1342 ± 0 5.779 5.427/6.234 5.909 ± 0.559
ea08 1342 1342/1342 1342 ± 0 5.935 5.591/6.762 6.184 ± 0.6223
ea09 1342 1342/1342 1342 ± 0 5.835 5.294/6.581 5.894 ± 0.6155
ea10 1342 1342/1342 1342 ± 0.000001566 5.707 5.187/6.332 5.767 ± 0.5662
ea11 1342 1342/1342 1342 ± 0 5.983 5.202/6.329 5.891 ± 0.615
ea12 1342 1342/1342 1342 ± 0 6.004 5.375/6.47 6.02 ± 0.6499
ea13 1342 1342/1342 1342 ± 0 6.093 5.746/6.334 6.136 ± 0.4715
ea14 1342 1342/1342 1342 ± 0.000002476 5.76 5.322/6.474 5.861 ± 0.6617
ea15 1342 1342/1342 1342 ± 0 5.732 5.078/6.25 5.735 ± 0.6938
ea16 1342 1342/1342 1342 ± 0.000002712 6.124 5.753/6.849 6.264 ± 0.6703
ea17 1342 1342/1342 1342 ± 0 5.984 5.585/6.528 6.095 ± 0.5801
ea18 1342 1342/1342 1342 ± 0 5.204 4.813/5.687 5.261 ± 0.5172
ea19 1342 1342/1342 1342 ± 0 6.251 5.595/6.754 6.18 ± 0.6184
ea20 1342 1342/1342 1342 ± 0 6.35 5.736/6.839 6.293 ± 0.6348
ea21 1342 1342/1342 1342 ± 0 5.644 5.429/6.3 5.833 ± 0.5615
ea22 1342 1342/1342 1342 ± 0 5.666 5.323/6.453 5.871 ± 0.604
ea23 1342 1342/1342 1342 ± 0.000001107 5.716 5.483/6.588 6.045 ± 0.6604
ea25 1342 1342/1342 1342 ± 0 5.853 5.298/6.187 5.803 ± 0.5715
ea26 1342 1342/1342 1342 ± 0 5.946 5.602/6.725 6.156 ± 0.5775
ea27 1342 1342/1342 1342 ± 0.00004025 5.669 5.361/6.394 5.841 ± 0.5526
ea28 1342 1342/1342 1342 ± 0 5.613 5.413/6.475 5.905 ± 0.6178
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 ± 0.00002348 5.421 5.218/5.596 5.383 ± 0.264
4 1342 1342/1342 1342 ± 0.00002348 5.261 5.146/5.457 5.252 ± 0.3464
5 1342 1342/1342 1342 ± 0.00002348 5.412 5.187/5.54 5.393 ± 0.333
6 1342 1342/1342 1342 ± 0.00002348 5.298 5.09/5.48 5.28 ± 0.3
7 1342 1342/1342 1342 ± 0.00002348 5.422 5.223/5.582 5.377 ± 0.2796
8 1342 1342/1342 1342 ± 0.00002348 5.417 5.154/5.554 5.337 ± 0.2996
9 1342 1342/1342 1342 ± 0.00002348 5.66 5.506/5.856 5.622 ± 0.3381
10 1342 1342/1342 1342 ± 0.00002348 6.105 5.984/6.253 6.049 ± 0.3158
11 1342 1342/1342 1342 ± 0.00002348 6.332 6.141/6.416 6.261 ± 0.3355
12 1342 1342/1342 1342 ± 0.00002348 6.474 6.3/6.62 6.412 ± 0.352
13 1342 1342/1342 1342 ± 0.00002348 6.917 6.714/7.035 6.833 ± 0.3816
14 1342 1342/1342 1342 ± 0.00002348 7.027 6.829/7.242 6.972 ± 0.4115
15 1342 1342/1342 1342 ± 0.00002348 6.546 6.319/6.829 6.509 ± 0.3828
16 1342 1342/1342 1342 ± 0.0000325 5.834 5.662/6.082 5.867 ± 0.3324
17 1342 1342/1342 1342 ± 0.00003166 5.871 5.698/6.123 5.876 ± 0.3372
overwrite_modelcol
False
statwtmode
VLASS-SE
datacolumn
residual_data
vis
VLASS2.1.sb38550653.eb38589596.59083.30140427084_split_split.ms
output_dir
 
Start time
2024-05-17 11:00:35.184
End
2024-05-17 12:11:23.800
Duration
1:10:48.616
Note, WebLog generation is not included in the time.

CASA logs for stage 8