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

Statwt Summary Plot

VLASS2.2.sb40879186.eb40941791.59520.340825879626_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 6.319 5.804/6.718 6.354 ± 0.64
ea03 0 N/A 0 ± N/A 0 N/A 0 ± N/A
ea04 1342 1342/1342 1342 ± 0.00003101 5.793 5.419/6.257 5.923 ± 0.5823
ea06 1342 1342/1342 1342 ± 0 6.033 5.608/6.426 6.041 ± 0.5907
ea07 1342 1342/1342 1342 ± 0.000001196 6.095 5.606/6.244 6.101 ± 0.5568
ea08 1342 1342/1342 1342 ± 0.00001967 6.348 5.893/6.792 6.421 ± 0.6027
ea09 1342 1342/1342 1342 ± 0.000001196 6.136 5.614/6.75 6.237 ± 0.6132
ea10 1342 1342/1342 1342 ± 0 6.049 5.717/6.905 6.227 ± 0.6569
ea11 1342 1342/1342 1342 ± 0 6.057 5.725/6.559 6.191 ± 0.5941
ea12 1342 1342/1342 1342 ± 0 6.253 5.752/6.724 6.322 ± 0.6483
ea13 1342 1342/1342 1342 ± 0.000009238 5.851 5.672/6.226 5.969 ± 0.4714
ea14 1342 1342/1342 1342 ± 0 6.285 5.976/6.966 6.473 ± 0.6863
ea15 1342 1342/1342 1342 ± 0 5.675 5.331/6.115 5.787 ± 0.5417
ea16 1342 1342/1342 1342 ± 0 6.372 5.94/6.878 6.476 ± 0.6751
ea17 1342 1342/1342 1342 ± 0 6.436 6.129/7.356 6.669 ± 0.654
ea18 1342 1342/1342 1342 ± 0 5.151 4.709/5.505 5.194 ± 0.4706
ea19 1342 1342/1342 1342 ± 0 6.448 6.151/7.233 6.61 ± 0.7092
ea20 1342 1342/1342 1342 ± 0 6.042 5.832/6.954 6.312 ± 0.6151
ea21 1342 1342/1342 1342 ± 0 5.972 5.73/6.604 6.224 ± 0.5796
ea22 1342 1342/1342 1342 ± 0 6.229 5.581/6.476 6.103 ± 0.6363
ea23 1342 1342/1342 1342 ± 0 6.194 6.004/6.858 6.483 ± 0.6504
ea24 1342 1342/1342 1342 ± 0 6.003 5.209/6.421 5.859 ± 0.5822
ea26 1342 1342/1342 1342 ± 0 6.353 5.927/7.14 6.501 ± 0.708
ea27 1342 1342/1342 1342 ± 0 6.135 5.885/7.048 6.385 ± 0.6927
ea28 1342 1342/1342 1342 ± 0 5.995 5.856/6.949 6.355 ± 0.7137
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 ± 0.00002439 5.856 5.628/6.013 5.802 ± 0.3465
4 1342 1342/1342 1342 ± 0.00003662 5.258 5.058/5.387 5.255 ± 0.2849
5 1342 1342/1342 1342 ± 0.00002439 5.833 5.6/5.947 5.733 ± 0.3612
6 1342 1342/1342 1342 ± 0.00002439 5.728 5.44/5.876 5.645 ± 0.301
7 1342 1342/1342 1342 ± 0.00002439 5.734 5.456/5.899 5.678 ± 0.3244
8 1342 1342/1342 1342 ± 0.00002439 5.639 5.29/5.826 5.593 ± 0.3612
9 1342 1342/1342 1342 ± 0.00002439 5.978 5.598/6.139 5.862 ± 0.3623
10 1342 1342/1342 1342 ± 0.00002439 6.372 6.153/6.553 6.284 ± 0.3647
11 1342 1342/1342 1342 ± 0.00002439 6.557 6.295/6.777 6.516 ± 0.3785
12 1342 1342/1342 1342 ± 0.00002439 6.723 6.407/6.949 6.657 ± 0.4158
13 1342 1342/1342 1342 ± 0.00002439 7.139 6.86/7.504 7.126 ± 0.4355
14 1342 1342/1342 1342 ± 0.00002439 7.333 7.11/7.702 7.346 ± 0.4274
15 1342 1342/1342 1342 ± 0.00002439 7.048 6.715/7.343 7.021 ± 0.4172
16 1342 1342/1342 1342 ± 0.00002443 6.13 5.968/6.417 6.176 ± 0.3788
17 1342 1342/1342 1342 ± 0.00002915 6.156 5.795/6.28 6.06 ± 0.3809
overwrite_modelcol
False
output_dir
 
vis
VLASS2.2.sb40879186.eb40941791.59520.340825879626_split_split.ms
datacolumn
residual_data
statwtmode
VLASS-SE
Start time
2025-04-18 22:28:19.497
End
2025-04-18 23:28:20.732
Duration
1:00:01.235
Note, WebLog generation is not included in the time.

CASA logs for stage 8