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

Statwt Summary Plot

VLASS2.1.sb38521729.eb38627577.59093.001901145835_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 5.423 5.22/5.909 5.612 ± 0.501
ea02 1342 1342/1342 1342 ± 0.000005337 5.694 5.351/6.321 5.856 ± 0.6457
ea04 1342 1342/1342 1342 ± 0 5.587 5.28/6.137 5.748 ± 0.5417
ea05 1342 1342/1342 1342 ± 0 5.713 5.309/6.151 5.775 ± 0.5546
ea06 1342 1342/1342 1342 ± 0 4.919 4.74/5.329 5.024 ± 0.3709
ea07 1342 1342/1342 1342 ± 0 5.845 5.396/6.114 5.895 ± 0.5544
ea08 1342 1342/1342 1342 ± 0.0000234 5.684 5.429/6.499 5.951 ± 0.6744
ea09 1342 1342/1342 1342 ± 0 5.467 5.207/6.217 5.691 ± 0.6252
ea10 1342 1342/1342 1342 ± 0 5.75 5.275/6.414 5.812 ± 0.6572
ea11 1342 1342/1342 1342 ± 0 5.699 5.087/6.186 5.708 ± 0.6141
ea12 1342 1342/1342 1342 ± 0 6.268 6.108/6.806 6.436 ± 0.4354
ea13 1342 1342/1342 1342 ± 0 5.9 5.748/6.349 6.095 ± 0.4933
ea14 1342 1342/1342 1342 ± 0 5.676 5.152/6.26 5.767 ± 0.6382
ea15 1342 1342/1342 1342 ± 0 5.726 5.222/6.316 5.837 ± 0.6793
ea16 1342 1342/1342 1342 ± 0 6.043 5.571/6.617 6.17 ± 0.6902
ea17 1342 1342/1342 1342 ± 0.00002398 5.826 5.443/6.311 5.954 ± 0.6
ea18 1342 1342/1342 1342 ± 0 4.958 4.66/5.383 5.059 ± 0.5014
ea19 1342 1342/1342 1342 ± 0 5.868 5.564/6.45 6.057 ± 0.5722
ea20 1342 1342/1342 1342 ± 0 5.948 5.616/6.608 6.107 ± 0.6356
ea21 1342 1342/1342 1342 ± 0 5.607 5.333/6.148 5.769 ± 0.5267
ea22 1342 1342/1342 1342 ± 0 5.461 5.206/6.319 5.745 ± 0.6526
ea23 1342 1342/1342 1342 ± 0 5.94 5.439/6.323 6.001 ± 0.6439
ea25 1342 1342/1342 1342 ± 0 5.48 5.103/5.953 5.572 ± 0.5811
ea26 1342 1342/1342 1342 ± 0 5.858 5.642/6.648 6.127 ± 0.636
ea27 1342 1342/1342 1342 ± 0.00002801 5.486 5.224/6.248 5.686 ± 0.5743
ea28 1342 1342/1342 1342 ± 0.00003707 5.515 5.311/6.283 5.772 ± 0.6294
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 ± 0.00002393 5.347 5.161/5.552 5.335 ± 0.2636
3 1342 1342/1342 1342 ± 0.00002425 5.096 4.899/5.323 5.119 ± 0.2858
4 1342 1342/1342 1342 ± 0.00002409 5.194 5.083/5.46 5.219 ± 0.3148
5 1342 1342/1342 1342 ± 0.00002393 5.389 5.115/5.476 5.335 ± 0.309
6 1342 1342/1342 1342 ± 0.00002393 5.307 5.175/5.441 5.267 ± 0.2902
7 1342 1342/1342 1342 ± 0.00002393 5.317 5.203/5.431 5.301 ± 0.2573
8 1342 1342/1342 1342 ± 0.00002393 5.312 5.133/5.408 5.268 ± 0.2608
9 1342 1342/1342 1342 ± 0.00002393 5.578 5.404/5.785 5.537 ± 0.2976
10 1342 1342/1342 1342 ± 0.00002349 5.975 5.848/6.14 5.953 ± 0.2884
11 1342 1342/1342 1342 ± 0.00002349 6.219 6.085/6.316 6.158 ± 0.3075
12 1342 1342/1342 1342 ± 0.00002349 6.358 6.226/6.483 6.311 ± 0.3278
13 1342 1342/1342 1342 ± 0.00002349 6.786 6.667/6.966 6.754 ± 0.3513
14 1342 1342/1342 1342 ± 0.00002349 6.966 6.79/7.172 6.94 ± 0.3861
15 1342 1342/1342 1342 ± 0.00002349 6.663 6.357/6.772 6.544 ± 0.379
16 1342 1342/1342 1342 ± 0.00004017 5.905 5.555/6.14 5.845 ± 0.3581
17 1342 1342/1342 1342 ± 0.00003646 5.85 5.525/6.105 5.827 ± 0.3595
vis
VLASS2.1.sb38521729.eb38627577.59093.001901145835_split_split.ms
datacolumn
residual_data
overwrite_modelcol
False
output_dir
 
statwtmode
VLASS-SE
Start time
2024-05-01 14:05:24.624
End
2024-05-01 15:19:18.903
Duration
1:13:54.279
Note, WebLog generation is not included in the time.

CASA logs for stage 7