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

Statwt Summary Plot

VLASS2.1.sb38545507.eb38638815.59102.13461381945_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 5.561 5.243/5.936 5.592 ± 0.4351
ea02 1342 1342/1342 1342 ± 0 5.691 5.323/6.251 5.833 ± 0.5191
ea04 1342 1342/1342 1342 ± 0 5.492 5.202/6.019 5.644 ± 0.501
ea05 1342 1342/1342 1342 ± 0 5.359 5.135/5.744 5.44 ± 0.4016
ea06 1342 1342/1342 1342 ± 0 4.882 4.761/5.221 4.955 ± 0.2802
ea07 1342 1342/1342 1342 ± 0 5.455 5.204/5.748 5.521 ± 0.3953
ea08 1342 1342/1342 1342 ± 0 5.452 5.181/5.971 5.57 ± 0.4241
ea09 1342 1342/1342 1342 ± 0 5.152 4.962/5.585 5.26 ± 0.3763
ea10 1342 1342/1342 1342 ± 0 5.062 4.931/5.736 5.284 ± 0.4055
ea11 0 N/A 0 ± N/A 0 N/A 0 ± N/A
ea12 1342 1342/1342 1342 ± 0 5.486 5.22/5.781 5.556 ± 0.3689
ea13 1342 1342/1342 1342 ± 0 5.865 5.661/6.161 5.951 ± 0.4022
ea14 1342 1342/1342 1342 ± 0 5.462 4.987/5.977 5.497 ± 0.5249
ea15 1342 1342/1342 1342 ± 0 5.612 5.178/5.93 5.564 ± 0.4862
ea16 1342 1342/1342 1342 ± 0 5.49 5.253/5.849 5.576 ± 0.4086
ea17 1342 1342/1342 1342 ± 0.000003152 5.319 5.245/5.647 5.454 ± 0.3126
ea18 1342 1342/1342 1342 ± 0 4.524 4.372/4.759 4.6 ± 0.2547
ea19 1342 1342/1342 1342 ± 0 5.504 5.18/5.886 5.531 ± 0.3678
ea20 0 N/A 0 ± N/A 0 N/A 0 ± N/A
ea21 1342 1342/1342 1342 ± 0 5.549 5.374/6.198 5.75 ± 0.483
ea22 1342 1342/1342 1342 ± 0 4.876 4.698/5.436 4.998 ± 0.4354
ea23 1342 1342/1342 1342 ± 0 5.981 5.583/6.555 6.112 ± 0.6618
ea25 1342 1342/1342 1342 ± 0 5.561 5.353/6.104 5.741 ± 0.5225
ea26 1342 1342/1342 1342 ± 0 5.475 5.347/6.001 5.658 ± 0.4032
ea27 1342 1342/1342 1342 ± 0.00001527 5.111 5.031/5.679 5.282 ± 0.3821
ea28 1342 1342/1342 1342 ± 0 5.744 5.492/6.433 5.944 ± 0.5825
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 ± 0.00002444 5.299 5.133/5.478 5.285 ± 0.2751
3 1342 1342/1342 1342 ± 0.00002456 5.224 4.945/5.378 5.161 ± 0.3065
4 1342 1342/1342 1342 ± 0.00002769 5.096 4.942/5.256 5.069 ± 0.2708
5 1342 1342/1342 1342 ± 0.00002444 5.242 4.938/5.456 5.205 ± 0.3076
6 1342 1342/1342 1342 ± 0.00002444 5.127 5.014/5.279 5.121 ± 0.2662
7 1342 1342/1342 1342 ± 0.00002444 5.191 5.049/5.318 5.158 ± 0.2721
8 1342 1342/1342 1342 ± 0.00002444 5.159 4.952/5.332 5.113 ± 0.3086
9 1342 1342/1342 1342 ± 0.00002444 5.333 5.201/5.536 5.321 ± 0.3367
10 1342 1342/1342 1342 ± 0.00002444 5.675 5.503/5.976 5.676 ± 0.3488
11 1342 1342/1342 1342 ± 0.00002444 5.798 5.713/6.055 5.836 ± 0.3583
12 1342 1342/1342 1342 ± 0.00002444 5.924 5.769/6.165 5.878 ± 0.5085
13 1342 1342/1342 1342 ± 0.00002444 6.231 6.001/6.544 6.252 ± 0.4634
14 1342 1342/1342 1342 ± 0.00002444 6.359 6.099/6.584 6.319 ± 0.4887
15 1342 1342/1342 1342 ± 0.00002444 6.042 5.604/6.207 5.951 ± 0.4624
16 1342 1342/1342 1342 ± 0.00002696 5.539 5.214/5.722 5.446 ± 0.3662
17 1342 1342/1342 1342 ± 0.00002472 5.354 5.144/5.665 5.387 ± 0.3995
statwtmode
VLASS-SE
overwrite_modelcol
False
output_dir
 
datacolumn
residual_data
vis
VLASS2.1.sb38545507.eb38638815.59102.13461381945_split_split.ms
Start time
2024-12-03 08:25:42.753
End
2024-12-03 09:08:23.269
Duration
0:42:40.516
Note, WebLog generation is not included in the time.

CASA logs for stage 8