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 5.41 5.274/6.08 5.673 ± 0.4931
ea02 1342 1342/1342 1342 ± 0 5.932 5.65/6.679 6.146 ± 0.5984
ea04 1342 1342/1342 1342 ± 0 5.53 5.062/6.177 5.636 ± 0.576
ea05 1342 1342/1342 1342 ± 0 5.857 5.442/6.574 5.973 ± 0.606
ea06 1342 1342/1342 1342 ± 0 5.113 4.637/5.379 5.034 ± 0.4145
ea07 1342 1342/1342 1342 ± 0 5.67 5.453/6.216 5.904 ± 0.5756
ea08 1342 1342/1342 1342 ± 0.000005255 5.888 5.686/6.748 6.216 ± 0.6223
ea09 1342 1342/1342 1342 ± 0 5.884 5.324/6.602 5.932 ± 0.6131
ea10 1342 1342/1342 1342 ± 0.000001121 5.587 5.159/6.327 5.761 ± 0.5799
ea11 1342 1342/1342 1342 ± 0 6.045 5.274/6.371 5.936 ± 0.595
ea12 1342 1342/1342 1342 ± 0 5.98 5.398/6.495 6.027 ± 0.6447
ea13 1342 1342/1342 1342 ± 0 6.307 5.756/6.45 6.208 ± 0.4976
ea14 1342 1342/1342 1342 ± 0.000006991 5.672 5.312/6.455 5.85 ± 0.6594
ea15 1342 1342/1342 1342 ± 0 5.74 5.087/6.314 5.749 ± 0.6932
ea16 1342 1342/1342 1342 ± 0.00001062 6.007 5.697/6.79 6.225 ± 0.6992
ea17 1342 1342/1342 1342 ± 0 5.986 5.596/6.58 6.117 ± 0.5747
ea18 1342 1342/1342 1342 ± 0 5.188 4.794/5.658 5.247 ± 0.5148
ea19 1342 1342/1342 1342 ± 0 6.048 5.588/6.745 6.148 ± 0.6225
ea20 1342 1342/1342 1342 ± 0 6.346 5.72/6.841 6.292 ± 0.6495
ea21 1342 1342/1342 1342 ± 0.000006624 5.533 5.412/6.357 5.831 ± 0.5782
ea22 1342 1342/1342 1342 ± 0 5.752 5.357/6.551 5.932 ± 0.6217
ea23 1342 1342/1342 1342 ± 0 5.672 5.495/6.606 6.049 ± 0.6754
ea25 1342 1342/1342 1342 ± 0 5.833 5.307/6.258 5.819 ± 0.5823
ea26 1342 1342/1342 1342 ± 0 6.171 5.666/6.823 6.235 ± 0.5968
ea27 1342 1342/1342 1342 ± 0.00003466 5.531 5.355/6.348 5.796 ± 0.5619
ea28 1342 1342/1342 1342 ± 0.00001252 5.676 5.465/6.481 5.96 ± 0.6101
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 ± 0.00002355 5.371 5.218/5.599 5.371 ± 0.2591
4 1342 1342/1342 1342 ± 0.00002365 5.3 5.178/5.435 5.268 ± 0.34
5 1342 1342/1342 1342 ± 0.00002355 5.432 5.201/5.586 5.413 ± 0.3277
6 1342 1342/1342 1342 ± 0.00002355 5.309 5.117/5.523 5.302 ± 0.3013
7 1342 1342/1342 1342 ± 0.00002355 5.415 5.259/5.563 5.389 ± 0.2739
8 1342 1342/1342 1342 ± 0.00002355 5.44 5.137/5.58 5.358 ± 0.2979
9 1342 1342/1342 1342 ± 0.00002355 5.674 5.532/5.861 5.633 ± 0.3387
10 1342 1342/1342 1342 ± 0.00002355 6.131 5.969/6.242 6.055 ± 0.3126
11 1342 1342/1342 1342 ± 0.00002355 6.345 6.151/6.41 6.267 ± 0.3287
12 1342 1342/1342 1342 ± 0.00002355 6.478 6.298/6.659 6.422 ± 0.35
13 1342 1342/1342 1342 ± 0.00002355 6.892 6.751/7.044 6.854 ± 0.3711
14 1342 1342/1342 1342 ± 0.00002355 7.038 6.865/7.284 7.004 ± 0.4088
15 1342 1342/1342 1342 ± 0.00002355 6.638 6.39/6.849 6.572 ± 0.393
16 1342 1342/1342 1342 ± 0.00003287 5.834 5.634/6.073 5.87 ± 0.3535
17 1342 1342/1342 1342 ± 0.00002926 5.889 5.593/6.132 5.886 ± 0.3531
vis
VLASS2.1.sb38550653.eb38589596.59083.30140427084_split_split.ms
overwrite_modelcol
False
output_dir
 
statwtmode
VLASS-SE
datacolumn
residual_data
Start time
2024-05-17 04:55:09.553
End
2024-05-17 06:04:58.586
Duration
1:09:49.032
Note, WebLog generation is not included in the time.

CASA logs for stage 8