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 5.712 5.355/5.889 5.699 ± 0.3953
ea02 1342 1342/1342 1342 ± 0 5.734 5.407/6.274 5.869 ± 0.5127
ea04 1342 1342/1342 1342 ± 0 5.575 5.317/6.105 5.728 ± 0.5169
ea05 1342 1342/1342 1342 ± 0 5.359 5.133/5.733 5.431 ± 0.3982
ea06 1342 1342/1342 1342 ± 0 4.892 4.777/5.269 4.988 ± 0.2914
ea07 1342 1342/1342 1342 ± 0 5.46 5.149/5.739 5.502 ± 0.3677
ea08 1342 1342/1342 1342 ± 0 5.54 5.24/5.969 5.569 ± 0.4264
ea09 1342 1342/1342 1342 ± 0 5.094 4.951/5.533 5.225 ± 0.3356
ea10 1342 1342/1342 1342 ± 0.00001906 5.106 4.944/5.771 5.278 ± 0.4133
ea11 0 N/A 0 ± N/A 0 N/A 0 ± N/A
ea12 1342 1342/1342 1342 ± 0 5.443 5.246/5.682 5.502 ± 0.3238
ea13 1342 1342/1342 1342 ± 0 6.018 5.808/6.332 6.118 ± 0.4367
ea14 1342 1342/1342 1342 ± 0 5.435 5.161/5.922 5.546 ± 0.4688
ea15 1342 1342/1342 1342 ± 0 5.425 5.15/5.835 5.513 ± 0.4232
ea16 1342 1342/1342 1342 ± 0 5.505 5.316/5.767 5.593 ± 0.3769
ea17 1342 1342/1342 1342 ± 0 5.349 5.256/5.62 5.455 ± 0.3172
ea18 1342 1342/1342 1342 ± 0 4.49 4.377/4.766 4.577 ± 0.2486
ea19 1342 1342/1342 1342 ± 0 5.422 5.207/5.808 5.505 ± 0.3469
ea20 0 N/A 0 ± N/A 0 N/A 0 ± N/A
ea21 1342 1342/1342 1342 ± 0 5.569 5.462/6.161 5.782 ± 0.4659
ea22 1342 1342/1342 1342 ± 0 4.882 4.737/5.358 4.98 ± 0.425
ea23 1342 1342/1342 1342 ± 0 5.871 5.803/6.562 6.208 ± 0.612
ea25 1342 1342/1342 1342 ± 0 5.657 5.486/6.153 5.824 ± 0.5328
ea26 1342 1342/1342 1342 ± 0 5.505 5.385/5.975 5.684 ± 0.3646
ea27 1342 1342/1342 1342 ± 0.00004062 5.127 5.015/5.573 5.282 ± 0.3495
ea28 1342 1342/1342 1342 ± 0 5.781 5.59/6.354 5.984 ± 0.6029
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 ± 0.00002445 5.405 5.207/5.524 5.369 ± 0.2807
3 1342 1342/1342 1342 ± 0.00002445 5.233 5.02/5.386 5.196 ± 0.3336
4 1342 1342/1342 1342 ± 0.00002643 5.383 5.046/5.481 5.248 ± 0.3595
5 1342 1342/1342 1342 ± 0.00002445 5.26 5.022/5.589 5.292 ± 0.3498
6 1342 1342/1342 1342 ± 0.00002445 5.124 5.009/5.34 5.135 ± 0.2851
7 1342 1342/1342 1342 ± 0.00002445 5.247 5.091/5.475 5.245 ± 0.319
8 1342 1342/1342 1342 ± 0.00002445 5.212 4.913/5.48 5.168 ± 0.342
9 1342 1342/1342 1342 ± 0.00002445 5.393 5.211/5.635 5.383 ± 0.3798
10 1342 1342/1342 1342 ± 0.00002445 5.705 5.504/6.079 5.708 ± 0.3895
11 1342 1342/1342 1342 ± 0.00002445 5.827 5.698/6.158 5.872 ± 0.3897
12 1342 1342/1342 1342 ± 0.00002445 5.948 5.762/6.251 5.907 ± 0.5477
13 1342 1342/1342 1342 ± 0.00002445 6.244 5.908/6.64 6.281 ± 0.5141
14 1342 1342/1342 1342 ± 0.00002445 6.337 5.984/6.756 6.361 ± 0.5605
15 1342 1342/1342 1342 ± 0.0000248 5.735 5.348/6.068 5.718 ± 0.4719
16 1342 1342/1342 1342 ± 0.00003393 5.446 5.061/5.629 5.365 ± 0.403
17 1342 1342/1342 1342 ± 0.00003659 5.262 4.993/5.629 5.307 ± 0.4276
overwrite_modelcol
False
datacolumn
residual_data
output_dir
 
statwtmode
VLASS-SE
vis
VLASS2.1.sb38545507.eb38638815.59102.13461381945_split_split.ms
Start time
2024-12-03 14:04:20.187
End
2024-12-03 15:02:07.736
Duration
0:57:47.549
Note, WebLog generation is not included in the time.

CASA logs for stage 8