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

Statwt Summary Plot

VLASS2.1.sb38450628.eb38515240.59049.50130047454_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 5.288 5.208/6.019 5.502 ± 0.7573
ea02 1342 1342/1342 1342 ± 0.00004304 5.841 5.295/6.535 5.802 ± 0.9193
ea04 1342 1342/1342 1342 ± 0.00004268 5.319 4.976/6.015 5.238 ± 0.874
ea05 1342 1342/1342 1342 ± 0.00002334 5.347 4.971/6.278 5.481 ± 0.8103
ea06 1342 1342/1342 1342 ± 0.00004318 5.28 4.965/6.042 5.246 ± 0.898
ea07 1342 1342/1342 1342 ± 0.00003849 5.706 5.212/6.09 5.585 ± 0.788
ea09 1342 1342/1342 1342 ± 0.00003647 5.593 5.11/6.282 5.511 ± 0.8022
ea10 1342 1342/1342 1342 ± 0.00003782 5.122 4.662/5.745 5.086 ± 0.6796
ea11 1342 1342/1342 1342 ± 0.00004107 5.905 5.293/6.469 5.701 ± 0.9172
ea12 1342 1342/1342 1342 ± 0.00004279 5.673 5.364/6.5 5.649 ± 1.004
ea13 1342 1342/1342 1342 ± 0.00002438 5.66 5.523/6.229 5.751 ± 0.7884
ea14 1342 1342/1342 1342 ± 0.00002918 5.591 5.304/6.524 5.714 ± 0.9067
ea15 1342 1342/1342 1342 ± 0.00004085 5.599 5.292/6.396 5.587 ± 1.058
ea16 1342 1342/1342 1342 ± 0.0000292 5.805 5.396/6.751 5.833 ± 1.011
ea17 1342 1342/1342 1342 ± 0.00004143 5.878 5.361/6.781 5.896 ± 0.939
ea18 1342 1342/1342 1342 ± 0.00004237 4.936 4.742/5.465 4.959 ± 0.7089
ea19 1342 1342/1342 1342 ± 0.00001183 5.617 5.378/6.415 5.759 ± 0.8486
ea20 0 N/A 0 ± N/A 0 N/A 0 ± N/A
ea21 1342 1342/1342 1342 ± 0.00002738 5.462 5.209/6.237 5.511 ± 0.8483
ea22 1342 1342/1342 1342 ± 0.00004038 5.391 5.101/6.4 5.579 ± 0.9126
ea23 1342 1342/1342 1342 ± 0.000035 5.741 5.361/6.473 5.746 ± 0.9371
ea24 1342 1342/1342 1342 ± 0.00002209 5.213 4.77/6.025 5.313 ± 0.7192
ea25 1342 1342/1342 1342 ± 0.00004011 5.543 5.212/6.253 5.531 ± 0.8205
ea26 1342 1342/1342 1342 ± 0.00003797 5.701 5.551/6.704 5.857 ± 0.9032
ea27 1342 1342/1342 1342 ± 0.00003802 5.518 5.193/6.411 5.634 ± 0.8323
ea28 1342 1342/1342 1342 ± 0.00003883 5.603 5.368/6.555 5.816 ± 0.9156
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 ± 0.00002396 5.327 5.196/5.551 5.307 ± 0.2721
5 1342 1342/1342 1342 ± 0.00002495 5.072 4.938/5.253 5.124 ± 0.2214
6 1342 1342/1342 1342 ± 0.00002396 5.233 4.991/5.398 5.223 ± 0.2422
7 1342 1342/1342 1342 ± 0.00002396 5.289 5.108/5.379 5.229 ± 0.2304
8 1342 1342/1342 1342 ± 0.00002396 5.266 4.972/5.363 5.197 ± 0.2713
9 1342 1342/1342 1342 ± 0.00002396 5.551 5.278/5.702 5.492 ± 0.266
10 1342 1342/1342 1342 ± 0.00002396 5.971 5.802/6.034 5.898 ± 0.2405
11 1342 1342/1342 1342 ± 0.00002396 6.257 6.061/6.399 6.194 ± 0.2469
12 1342 1342/1342 1342 ± 0.00002396 6.37 6.159/6.53 6.359 ± 0.2825
13 1342 1342/1342 1342 ± 0.00002396 6.64 6.325/6.853 6.558 ± 0.3834
14 1342 1342/1342 1342 ± 0.00002648 6.51 6.191/6.819 6.454 ± 0.4746
15 1342 1342/1342 1342 ± 0.00002551 6.604 6.18/6.844 6.492 ± 0.4167
16 1342 1342/1342 1342 ± 0.00005367 3.776 3.57/4.02 3.787 ± 0.2984
17 1342 1342/1342 1342 ± 0.00005497 3.929 3.669/4.213 3.962 ± 0.4045
overwrite_modelcol
False
statwtmode
VLASS-SE
output_dir
 
datacolumn
residual_data
vis
VLASS2.1.sb38450628.eb38515240.59049.50130047454_split_split.ms
Start time
2024-11-01 17:56:44.698
End
2024-11-01 19:00:30.363
Duration
1:03:45.666
Note, WebLog generation is not included in the time.

CASA logs for stage 8