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

Statwt Summary Plot

VLASS2.1.sb38519843.eb38632934.59097.18672790509_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 5.84 5.348/6.088 5.806 ± 0.5056
ea02 1342 1342/1342 1342 ± 0 5.896 5.508/6.633 6.085 ± 0.6421
ea04 1342 1342/1342 1342 ± 0 5.581 5.224/6.2 5.739 ± 0.5514
ea05 1342 1342/1342 1342 ± 0 5.925 5.369/6.418 5.865 ± 0.5747
ea06 1342 1342/1342 1342 ± 0 5.046 4.821/5.371 5.117 ± 0.3473
ea07 1342 1342/1342 1342 ± 0 6.183 5.502/6.308 6.099 ± 0.5743
ea08 1342 1342/1342 1342 ± 0.000003024 6.018 5.616/6.767 6.263 ± 0.6602
ea09 1342 1342/1342 1342 ± 0 5.728 5.317/6.519 5.894 ± 0.6072
ea10 1342 1342/1342 1342 ± 0 6.118 5.379/6.716 6.075 ± 0.6508
ea11 1342 1342/1342 1342 ± 0 5.964 5.243/6.411 5.949 ± 0.6518
ea12 1342 1342/1342 1342 ± 0 5.994 5.482/6.53 6.091 ± 0.6502
ea13 1342 1342/1342 1342 ± 0 6.263 5.92/6.466 6.314 ± 0.4885
ea14 1342 1342/1342 1342 ± 0 5.976 5.323/6.449 5.94 ± 0.6574
ea15 1342 1342/1342 1342 ± 0 5.787 5.185/6.34 5.862 ± 0.6873
ea16 1342 1342/1342 1342 ± 0 6.252 5.763/6.803 6.375 ± 0.6982
ea17 1342 1342/1342 1342 ± 0.00001626 6.097 5.652/6.81 6.199 ± 0.6004
ea18 1342 1342/1342 1342 ± 0 5.167 4.792/5.619 5.235 ± 0.505
ea19 1342 1342/1342 1342 ± 0 6.037 5.632/6.549 6.225 ± 0.6305
ea20 1342 1342/1342 1342 ± 0 6.372 5.758/6.962 6.336 ± 0.6397
ea21 1342 1342/1342 1342 ± 0 5.895 5.436/6.317 5.92 ± 0.5428
ea22 1342 1342/1342 1342 ± 0 5.549 5.358/6.513 5.897 ± 0.6362
ea23 1342 1342/1342 1342 ± 0 6.238 5.576/6.591 6.205 ± 0.6732
ea25 1342 1342/1342 1342 ± 0 5.665 5.294/6.223 5.78 ± 0.5657
ea26 1342 1342/1342 1342 ± 0 6.051 5.736/6.996 6.297 ± 0.6528
ea27 1342 1342/1342 1342 ± 0.00001672 5.616 5.42/6.471 5.896 ± 0.5752
ea28 1342 1342/1342 1342 ± 0.00003195 5.699 5.521/6.543 6.063 ± 0.613
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 ± 0.0000235 5.448 5.261/5.71 5.47 ± 0.2624
4 1342 1342/1342 1342 ± 0.00002571 5.433 5.211/5.514 5.37 ± 0.3526
5 1342 1342/1342 1342 ± 0.0000235 5.501 5.238/5.66 5.475 ± 0.3323
6 1342 1342/1342 1342 ± 0.0000235 5.386 5.145/5.548 5.359 ± 0.2958
7 1342 1342/1342 1342 ± 0.0000235 5.43 5.247/5.608 5.422 ± 0.271
8 1342 1342/1342 1342 ± 0.0000235 5.412 5.172/5.598 5.372 ± 0.2841
9 1342 1342/1342 1342 ± 0.0000235 5.682 5.495/5.923 5.645 ± 0.3319
10 1342 1342/1342 1342 ± 0.0000235 6.114 5.926/6.253 6.063 ± 0.3242
11 1342 1342/1342 1342 ± 0.0000235 6.367 6.183/6.468 6.279 ± 0.3291
12 1342 1342/1342 1342 ± 0.00002395 6.471 6.277/6.626 6.426 ± 0.3644
13 1342 1342/1342 1342 ± 0.0000235 6.933 6.805/7.098 6.898 ± 0.379
14 1342 1342/1342 1342 ± 0.0000235 7.175 6.896/7.386 7.095 ± 0.4204
15 1342 1342/1342 1342 ± 0.0000235 6.789 6.551/7.013 6.702 ± 0.4084
16 1342 1342/1342 1342 ± 0.00003133 6.075 5.69/6.275 6.025 ± 0.4096
17 1342 1342/1342 1342 ± 0.00003059 6.078 5.672/6.345 6.04 ± 0.3959
vis
VLASS2.1.sb38519843.eb38632934.59097.18672790509_split_split.ms
datacolumn
residual_data
overwrite_modelcol
False
output_dir
 
statwtmode
VLASS-SE
Start time
2024-12-17 15:35:29.388
End
2024-12-17 16:47:13.252
Duration
1:11:43.865
Note, WebLog generation is not included in the time.

CASA logs for stage 8