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

Statwt Summary Plot

VLASS2.1.sb38541375.eb38627613.59093.84554634259_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 5.653 5.212/6.01 5.679 ± 0.551
ea02 0 N/A 0 ± N/A 0 N/A 0 ± N/A
ea04 1342 1342/1342 1342 ± 0 5.47 5.106/6.047 5.629 ± 0.5659
ea05 1342 1342/1342 1342 ± 0 5.602 5.12/6.227 5.72 ± 0.6218
ea06 1342 1342/1342 1342 ± 0 5.1 4.819/5.497 5.161 ± 0.4085
ea07 1342 1342/1342 1342 ± 0 5.875 5.443/6.235 5.959 ± 0.595
ea08 1342 1342/1342 1342 ± 0 5.896 5.469/6.655 6.034 ± 0.7081
ea09 1342 1342/1342 1342 ± 0 5.697 5.226/6.372 5.756 ± 0.6121
ea10 1342 1342/1342 1342 ± 0 5.677 5.217/6.534 5.825 ± 0.7009
ea11 0 N/A 0 ± N/A 0 N/A 0 ± N/A
ea12 1342 1342/1342 1342 ± 0 5.949 5.382/6.488 6.026 ± 0.6978
ea13 1342 1342/1342 1342 ± 0 6.147 5.66/6.365 6.118 ± 0.5161
ea14 1342 1342/1342 1342 ± 0 5.947 5.277/6.371 5.859 ± 0.643
ea15 1342 1342/1342 1342 ± 0 5.554 4.958/6.119 5.635 ± 0.6991
ea16 1342 1342/1342 1342 ± 0 6.071 5.564/6.512 6.149 ± 0.7191
ea17 1342 1342/1342 1342 ± 0.00001318 5.732 5.061/6.488 5.724 ± 0.7344
ea18 1342 1342/1342 1342 ± 0 5.028 4.788/5.473 5.132 ± 0.5138
ea19 1342 1342/1342 1342 ± 0 6.124 5.462/6.648 6.074 ± 0.6605
ea20 1342 1342/1342 1342 ± 0 6.345 5.773/6.907 6.281 ± 0.6725
ea21 1342 1342/1342 1342 ± 0 5.545 5.151/6.179 5.699 ± 0.5837
ea22 1342 1342/1342 1342 ± 0 5.651 5.224/6.33 5.774 ± 0.6526
ea23 1342 1342/1342 1342 ± 0 5.963 5.478/6.559 6.069 ± 0.6844
ea25 1342 1342/1342 1342 ± 0 5.516 5.209/6.134 5.649 ± 0.5952
ea26 1342 1342/1342 1342 ± 0 5.976 5.513/6.646 6.101 ± 0.673
ea27 1342 1342/1342 1342 ± 0.00004011 5.64 5.227/6.33 5.73 ± 0.6149
ea28 1342 1342/1342 1342 ± 0.000001191 5.589 5.352/6.41 5.828 ± 0.6857
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 ± 0.00002442 5.269 5.104/5.537 5.294 ± 0.2722
3 1342 1342/1342 1342 ± 0.00002818 4.844 4.707/5.168 4.937 ± 0.288
4 1342 1342/1342 1342 ± 0.00002442 5.114 4.988/5.33 5.132 ± 0.2948
5 1342 1342/1342 1342 ± 0.00003048 5.328 5.122/5.555 5.324 ± 0.3242
6 1342 1342/1342 1342 ± 0.00002451 5.178 4.924/5.297 5.144 ± 0.2676
7 1342 1342/1342 1342 ± 0.00002442 5.324 5.194/5.467 5.337 ± 0.247
8 1342 1342/1342 1342 ± 0.00002442 5.328 5.101/5.471 5.295 ± 0.2604
9 1342 1342/1342 1342 ± 0.00002442 5.543 5.407/5.851 5.569 ± 0.2988
10 1342 1342/1342 1342 ± 0.00002442 6.015 5.753/6.187 5.988 ± 0.3056
11 1342 1342/1342 1342 ± 0.00002442 6.301 6.071/6.42 6.224 ± 0.3161
12 1342 1342/1342 1342 ± 0.00002442 6.399 6.155/6.547 6.35 ± 0.3222
13 1342 1342/1342 1342 ± 0.00002442 6.789 6.679/6.958 6.788 ± 0.355
14 1342 1342/1342 1342 ± 0.00002442 6.952 6.771/7.24 6.957 ± 0.3878
15 1342 1342/1342 1342 ± 0.00002442 6.66 6.405/6.84 6.572 ± 0.3706
16 1342 1342/1342 1342 ± 0.00003328 5.913 5.782/6.256 5.926 ± 0.3304
17 1342 1342/1342 1342 ± 0.0000332 5.871 5.694/6.097 5.883 ± 0.3049
output_dir
 
overwrite_modelcol
False
datacolumn
residual_data
statwtmode
VLASS-SE
vis
VLASS2.1.sb38541375.eb38627613.59093.84554634259_split_split.ms
Start time
2024-05-01 09:34:39.624
End
2024-05-01 10:26:54.339
Duration
0:52:14.716
Note, WebLog generation is not included in the time.

CASA logs for stage 7