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 5.396 5.32/6.137 5.711 ± 0.5147
ea02 1342 1342/1342 1342 ± 0 5.933 5.584/6.72 6.172 ± 0.6233
ea04 1342 1342/1342 1342 ± 0 5.579 5.061/6.21 5.658 ± 0.5945
ea05 1342 1342/1342 1342 ± 0 5.995 5.424/6.445 5.953 ± 0.5995
ea06 1342 1342/1342 1342 ± 0 4.938 4.559/5.244 4.901 ± 0.4049
ea07 1342 1342/1342 1342 ± 0 5.811 5.452/6.265 5.942 ± 0.5826
ea08 1342 1342/1342 1342 ± 0 5.871 5.693/6.82 6.254 ± 0.645
ea09 1342 1342/1342 1342 ± 0 5.892 5.37/6.603 5.966 ± 0.6177
ea10 1342 1342/1342 1342 ± 0.000002209 5.736 5.194/6.339 5.782 ± 0.5866
ea11 1342 1342/1342 1342 ± 0 6.071 5.217/6.38 5.915 ± 0.659
ea12 1342 1342/1342 1342 ± 0 6.005 5.402/6.56 6.079 ± 0.6702
ea13 1342 1342/1342 1342 ± 0 6.091 5.709/6.352 6.123 ± 0.4999
ea14 1342 1342/1342 1342 ± 0.000004936 5.745 5.347/6.509 5.885 ± 0.6833
ea15 1342 1342/1342 1342 ± 0 5.753 5.094/6.278 5.762 ± 0.7032
ea16 1342 1342/1342 1342 ± 0.000001134 6.153 5.745/6.861 6.293 ± 0.6922
ea17 1342 1342/1342 1342 ± 0 6.052 5.605/6.669 6.146 ± 0.6296
ea18 1342 1342/1342 1342 ± 0 5.224 4.839/5.706 5.268 ± 0.535
ea19 1342 1342/1342 1342 ± 0 6.245 5.581/6.782 6.176 ± 0.6303
ea20 1342 1342/1342 1342 ± 0 6.373 5.756/6.923 6.31 ± 0.6659
ea21 1342 1342/1342 1342 ± 0 5.663 5.434/6.311 5.843 ± 0.5693
ea22 1342 1342/1342 1342 ± 0 5.696 5.32/6.494 5.877 ± 0.6343
ea23 1342 1342/1342 1342 ± 0 5.816 5.483/6.657 6.072 ± 0.7003
ea25 1342 1342/1342 1342 ± 0 5.884 5.252/6.262 5.813 ± 0.6032
ea26 1342 1342/1342 1342 ± 0 6.001 5.619/6.784 6.184 ± 0.6072
ea27 1342 1342/1342 1342 ± 0.00003705 5.696 5.416/6.425 5.895 ± 0.5762
ea28 1342 1342/1342 1342 ± 0.000001964 5.633 5.497/6.55 5.998 ± 0.6407
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 5.386 5.231/5.607 5.386 ± 0.2702
4 1342 1342/1342 1342 ± 0.00002632 5.171 5.017/5.288 5.118 ± 0.3342
5 1342 1342/1342 1342 ± 0.00002349 5.39 5.119/5.552 5.346 ± 0.3383
6 1342 1342/1342 1342 ± 0.00002349 5.314 5.087/5.452 5.281 ± 0.3051
7 1342 1342/1342 1342 ± 0.00002349 5.411 5.248/5.605 5.397 ± 0.28
8 1342 1342/1342 1342 ± 0.00002349 5.443 5.206/5.57 5.358 ± 0.3051
9 1342 1342/1342 1342 ± 0.00002349 5.673 5.53/5.905 5.645 ± 0.3438
10 1342 1342/1342 1342 ± 0.00002349 6.123 5.998/6.281 6.073 ± 0.3224
11 1342 1342/1342 1342 ± 0.00002349 6.353 6.161/6.465 6.289 ± 0.3418
12 1342 1342/1342 1342 ± 0.00002349 6.501 6.301/6.663 6.444 ± 0.3607
13 1342 1342/1342 1342 ± 0.00002349 6.969 6.768/7.106 6.872 ± 0.3916
14 1342 1342/1342 1342 ± 0.00002349 7.089 6.913/7.315 7.025 ± 0.4308
15 1342 1342/1342 1342 ± 0.00002349 6.649 6.374/6.884 6.571 ± 0.4054
16 1342 1342/1342 1342 ± 0.00003232 5.884 5.687/6.143 5.903 ± 0.3518
17 1342 1342/1342 1342 ± 0.00002867 5.914 5.751/6.205 5.919 ± 0.3434
overwrite_modelcol
False
output_dir
 
datacolumn
residual_data
statwtmode
VLASS-SE
vis
VLASS2.1.sb38550653.eb38589596.59083.30140427084_split_split.ms
Start time
2024-05-17 14:03:56.169
End
2024-05-17 15:16:30.546
Duration
1:12:34.377
Note, WebLog generation is not included in the time.

CASA logs for stage 8