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

Statwt Summary Plot

VLASS2.1.sb38563510.eb38566235.59073.10379631944_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 5.436 5.254/6.111 5.571 ± 0.6433
ea02 1342 1342/1342 1342 ± 0.0000415 5.734 5.409/6.64 5.907 ± 0.7936
ea05 1342 1342/1342 1342 ± 0.000006321 5.566 5.067/6.429 5.727 ± 0.6611
ea06 1342 1342/1342 1342 ± 0 4.743 4.595/5.192 4.844 ± 0.4428
ea07 1342 1342/1342 1342 ± 0.0000415 5.839 5.355/6.024 5.734 ± 0.6506
ea08 1342 1342/1342 1342 ± 0.0000415 5.927 5.589/6.805 6.115 ± 0.8374
ea09 1342 1342/1342 1342 ± 0.00002339 5.225 4.909/5.983 5.279 ± 0.6344
ea10 1342 1342/1342 1342 ± 0.0000415 5.526 5.274/6.614 5.805 ± 0.7798
ea11 1342 1342/1342 1342 ± 0.00002745 5.704 5.22/6.496 5.751 ± 0.8238
ea12 1342 1342/1342 1342 ± 0 5.489 5.255/6.43 5.749 ± 0.7834
ea13 1342 1342/1342 1342 ± 0.00002008 5.818 5.661/6.392 5.974 ± 0.6992
ea14 1342 1342/1342 1342 ± 0 6.652 5.955/7.107 6.395 ± 0.871
ea15 1342 1342/1342 1342 ± 0 5.278 5.01/6.196 5.593 ± 0.7682
ea16 1342 1342/1342 1342 ± 0 5.213 5.018/5.346 5.187 ± 0.1887
ea17 1342 1342/1342 1342 ± 0.0000415 5.762 5.487/6.991 5.979 ± 0.816
ea18 1342 1342/1342 1342 ± 0.00001218 4.953 4.662/5.726 5.106 ± 0.5748
ea19 1342 1342/1342 1342 ± 0.000002192 5.712 5.45/6.69 5.975 ± 0.6857
ea20 1342 1342/1342 1342 ± 0.000004733 5.845 5.677/6.848 6.073 ± 0.8708
ea21 1342 1342/1342 1342 ± 0.000009189 5.592 5.356/6.364 5.809 ± 0.6709
ea22 1342 1342/1342 1342 ± 0.0000415 5.439 5.219/6.508 5.695 ± 0.7983
ea23 1342 1342/1342 1342 ± 0.00003716 5.732 5.521/6.672 6.023 ± 0.8394
ea25 1342 1342/1342 1342 ± 0 5.337 5.242/5.477 5.331 ± 0.1663
ea26 1342 1342/1342 1342 ± 0.000008281 5.637 5.466/6.664 5.87 ± 0.7418
ea27 1342 1342/1342 1342 ± 0.0000415 5.558 5.142/6.572 5.699 ± 0.7633
ea28 1342 1342/1342 1342 ± 0.00004151 5.602 5.368/6.646 5.856 ± 0.7795
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 5.622 5.427/5.783 5.553 ± 0.3078
3 1342 1342/1342 1342 ± 0.00002461 5.408 5.238/5.571 5.367 ± 0.2941
5 1342 1342/1342 1342 ± 0.00002442 5.39 5.208/5.531 5.328 ± 0.3498
6 1342 1342/1342 1342 ± 0.00002442 5.347 5.203/5.461 5.308 ± 0.2943
7 1342 1342/1342 1342 ± 0.00002442 5.276 5.201/5.509 5.303 ± 0.2671
8 1342 1342/1342 1342 ± 0.00002442 5.355 5.071/5.531 5.279 ± 0.3021
9 1342 1342/1342 1342 ± 0.00002442 5.597 5.403/5.833 5.555 ± 0.3461
10 1342 1342/1342 1342 ± 0.00002492 6.088 5.855/6.246 6.003 ± 0.365
11 1342 1342/1342 1342 ± 0.00002492 6.38 6.112/6.475 6.257 ± 0.3736
12 1342 1342/1342 1342 ± 0.00002492 6.512 6.18/6.675 6.436 ± 0.3934
13 1342 1342/1342 1342 ± 0.00002492 6.882 6.738/7.087 6.823 ± 0.4106
14 1342 1342/1342 1342 ± 0.00002494 7 6.824/7.187 6.903 ± 0.4668
15 1342 1342/1342 1342 ± 0.00002492 6.817 6.59/6.961 6.69 ± 0.5002
16 1342 1342/1342 1342 ± 0.00006103 4.619 4.466/4.795 4.628 ± 0.2708
17 1342 1342/1342 1342 ± 0.00006085 4.59 4.44/4.751 4.6 ± 0.2509
statwtmode
VLASS-SE
overwrite_modelcol
False
vis
VLASS2.1.sb38563510.eb38566235.59073.10379631944_split_split.ms
output_dir
 
datacolumn
residual_data
Start time
2024-10-31 04:43:37.170
End
2024-10-31 05:32:43.419
Duration
0:49:06.248
Note, WebLog generation is not included in the time.

CASA logs for stage 8