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

Statwt Summary Plot

VLASS2.1.sb38619162.eb38631105.59096.06071193287_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 5.57 5.266/5.982 5.676 ± 0.5375
ea02 1342 1342/1342 1342 ± 0 5.796 5.429/6.419 5.975 ± 0.6527
ea04 1342 1342/1342 1342 ± 0.000007674 5.422 5.086/5.969 5.587 ± 0.5464
ea05 1342 1342/1342 1342 ± 0 5.755 5.277/6.099 5.742 ± 0.5644
ea06 1342 1342/1342 1342 ± 0 4.982 4.839/5.382 5.112 ± 0.3583
ea07 1342 1342/1342 1342 ± 0 5.973 5.454/6.211 6.002 ± 0.5651
ea08 1342 1342/1342 1342 ± 0 5.748 5.508/6.542 6.043 ± 0.6711
ea09 1342 1342/1342 1342 ± 0 5.71 5.198/6.218 5.79 ± 0.6107
ea10 1342 1342/1342 1342 ± 0.000005949 5.885 5.344/6.607 5.953 ± 0.6627
ea11 1342 1342/1342 1342 ± 0 5.746 5.176/6.32 5.831 ± 0.6345
ea12 1342 1342/1342 1342 ± 0 5.925 5.342/6.38 5.989 ± 0.6484
ea13 1342 1342/1342 1342 ± 0 6.285 5.811/6.484 6.212 ± 0.5104
ea14 1342 1342/1342 1342 ± 0 5.921 5.269/6.317 5.878 ± 0.6268
ea15 1342 1342/1342 1342 ± 0 5.564 5.109/6.173 5.737 ± 0.6738
ea16 1342 1342/1342 1342 ± 0 6.068 5.702/6.694 6.261 ± 0.6906
ea17 1342 1342/1342 1342 ± 0.000006934 5.994 5.546/6.437 6.087 ± 0.6229
ea18 1342 1342/1342 1342 ± 0 5.123 4.729/5.576 5.175 ± 0.4945
ea19 1342 1342/1342 1342 ± 0 5.96 5.567/6.642 6.162 ± 0.6504
ea20 1342 1342/1342 1342 ± 0 6.285 5.712/6.871 6.264 ± 0.6064
ea21 1342 1342/1342 1342 ± 0 5.688 5.347/6.174 5.813 ± 0.5274
ea22 1342 1342/1342 1342 ± 0 5.525 5.252/6.297 5.782 ± 0.6349
ea23 1342 1342/1342 1342 ± 0 6.141 5.526/6.513 6.107 ± 0.655
ea25 1342 1342/1342 1342 ± 0.00001351 5.451 5.244/6.03 5.613 ± 0.6155
ea26 1342 1342/1342 1342 ± 0 6.236 5.677/6.88 6.235 ± 0.6384
ea27 1342 1342/1342 1342 ± 0.0000403 5.488 5.286/6.323 5.728 ± 0.5785
ea28 1342 1342/1342 1342 ± 0.00002444 5.675 5.375/6.368 5.884 ± 0.6262
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 ± 0.00002352 5.392 5.249/5.677 5.423 ± 0.2562
3 1342 1342/1342 1342 ± 0.00003222 5.079 4.945/5.512 5.164 ± 0.3486
4 1342 1342/1342 1342 ± 0.00002352 5.3 5.12/5.458 5.292 ± 0.3213
5 1342 1342/1342 1342 ± 0.00002352 5.393 5.177/5.572 5.392 ± 0.3132
6 1342 1342/1342 1342 ± 0.00002352 5.299 5.123/5.512 5.294 ± 0.2799
7 1342 1342/1342 1342 ± 0.00002352 5.346 5.197/5.505 5.34 ± 0.2535
8 1342 1342/1342 1342 ± 0.00002352 5.347 5.087/5.446 5.283 ± 0.2723
9 1342 1342/1342 1342 ± 0.00002352 5.581 5.384/5.824 5.549 ± 0.3116
10 1342 1342/1342 1342 ± 0.00002352 6.008 5.828/6.194 5.979 ± 0.3012
11 1342 1342/1342 1342 ± 0.00002352 6.272 6.11/6.35 6.192 ± 0.3075
12 1342 1342/1342 1342 ± 0.00002352 6.368 6.194/6.604 6.353 ± 0.3427
13 1342 1342/1342 1342 ± 0.00002352 6.824 6.704/7.021 6.802 ± 0.3639
14 1342 1342/1342 1342 ± 0.00002352 7.043 6.812/7.282 7.013 ± 0.4031
15 1342 1342/1342 1342 ± 0.00002352 6.737 6.473/6.929 6.648 ± 0.4132
16 1342 1342/1342 1342 ± 0.0000361 5.931 5.637/6.249 5.933 ± 0.396
17 1342 1342/1342 1342 ± 0.0000343 5.998 5.758/6.191 5.967 ± 0.363
statwtmode
VLASS-SE
datacolumn
residual_data
overwrite_modelcol
False
output_dir
 
vis
VLASS2.1.sb38619162.eb38631105.59096.06071193287_split_split.ms
Start time
2024-12-20 00:51:15.751
End
2024-12-20 01:07:35.179
Duration
0:16:19.427
Note, WebLog generation is not included in the time.

CASA logs for stage 8