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

Statwt Summary Plot

VLASS2.1.sb38526435.eb38567732.59074.15649113426_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 5.338 5.21/5.826 5.576 ± 0.4816
ea02 1342 1342/1342 1342 ± 0 5.818 5.415/6.258 5.932 ± 0.5779
ea05 1342 1342/1342 1342 ± 0.000004918 5.699 5.332/6.052 5.758 ± 0.5156
ea06 1342 1342/1342 1342 ± 0 4.851 4.706/5.128 4.925 ± 0.281
ea07 1342 1342/1342 1342 ± 0.000001269 5.78 5.471/5.946 5.824 ± 0.4791
ea08 1342 1342/1342 1342 ± 0.000005752 5.872 5.584/6.456 6.048 ± 0.5706
ea09 1342 1342/1342 1342 ± 0 5.139 4.853/5.497 5.181 ± 0.4102
ea10 1342 1342/1342 1342 ± 0.00001286 5.615 5.193/6.236 5.704 ± 0.5427
ea11 1342 1342/1342 1342 ± 0 5.862 5.41/6.221 5.875 ± 0.5172
ea12 1342 1342/1342 1342 ± 0 5.677 5.311/6.288 5.857 ± 0.5929
ea13 1342 1342/1342 1342 ± 0 5.993 5.686/6.374 6.063 ± 0.4599
ea14 1342 1342/1342 1342 ± 0 5.805 5.399/6.313 5.932 ± 0.5734
ea15 1342 1342/1342 1342 ± 0 5.689 5.237/6.328 5.821 ± 0.6371
ea16 1342 1342/1342 1342 ± 0 5.674 5.437/5.875 5.769 ± 0.4684
ea17 1342 1342/1342 1342 ± 0.000008307 5.786 5.525/6.396 5.993 ± 0.5445
ea18 1342 1342/1342 1342 ± 0 5.061 4.748/5.506 5.151 ± 0.4835
ea19 1342 1342/1342 1342 ± 0 5.988 5.594/6.483 6.082 ± 0.5409
ea20 1342 1342/1342 1342 ± 0 6.137 5.644/6.657 6.185 ± 0.5461
ea21 1342 1342/1342 1342 ± 0 5.662 5.355/6.042 5.771 ± 0.4546
ea22 1342 1342/1342 1342 ± 0 5.599 5.282/6.19 5.784 ± 0.5798
ea23 1342 1342/1342 1342 ± 0 5.881 5.483/6.366 5.97 ± 0.5794
ea25 1342 1342/1342 1342 ± 0 5.684 5.333/6 5.694 ± 0.4616
ea26 1342 1342/1342 1342 ± 0 5.726 5.413/6.216 5.801 ± 0.4868
ea27 1342 1342/1342 1342 ± 0.00002257 5.385 5.28/6.133 5.632 ± 0.5019
ea28 1342 1342/1342 1342 ± 0.00001369 5.551 5.379/6.258 5.803 ± 0.5646
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 ± 0.00002406 5.42 5.277/5.613 5.403 ± 0.2829
3 1342 1342/1342 1342 ± 0.00002822 5.183 5.012/5.471 5.226 ± 0.3198
4 1342 1342/1342 1342 ± 0.00002425 5.329 5.182/5.564 5.308 ± 0.325
5 1342 1342/1342 1342 ± 0.00002405 5.446 5.206/5.518 5.368 ± 0.3049
6 1342 1342/1342 1342 ± 0.00002405 5.299 5.225/5.424 5.279 ± 0.2603
7 1342 1342/1342 1342 ± 0.00002405 5.305 5.208/5.438 5.298 ± 0.2303
8 1342 1342/1342 1342 ± 0.00002405 5.32 5.068/5.438 5.239 ± 0.2766
9 1342 1342/1342 1342 ± 0.00002405 5.55 5.378/5.71 5.478 ± 0.3288
10 1342 1342/1342 1342 ± 0.00002401 5.895 5.722/6.017 5.826 ± 0.3114
11 1342 1342/1342 1342 ± 0.00002401 6.11 5.924/6.185 6.005 ± 0.3274
12 1342 1342/1342 1342 ± 0.00002429 6.233 6.039/6.327 6.143 ± 0.3352
13 1342 1342/1342 1342 ± 0.00002401 6.625 6.5/6.775 6.567 ± 0.3594
14 1342 1342/1342 1342 ± 0.00002401 6.88 6.614/7.044 6.762 ± 0.4109
15 1342 1342/1342 1342 ± 0.00002401 6.546 6.358/6.717 6.458 ± 0.4074
16 1342 1342/1342 1342 ± 0.00003138 5.831 5.653/6.246 5.831 ± 0.3845
17 1342 1342/1342 1342 ± 0.00002687 5.831 5.645/6.196 5.85 ± 0.3674
statwtmode
VLASS-SE
output_dir
 
vis
VLASS2.1.sb38526435.eb38567732.59074.15649113426_split_split.ms
overwrite_modelcol
False
datacolumn
residual_data
Start time
2024-12-12 06:23:36.430
End
2024-12-12 07:06:36.822
Duration
0:43:00.392
Note, WebLog generation is not included in the time.

CASA logs for stage 8