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 5.485 5.274/5.868 5.635 ± 0.4805
ea02 1342 1342/1342 1342 ± 0 5.831 5.485/6.334 5.978 ± 0.5794
ea05 1342 1342/1342 1342 ± 0 5.701 5.372/6.138 5.807 ± 0.5348
ea06 1342 1342/1342 1342 ± 0 4.879 4.782/5.214 4.996 ± 0.2931
ea07 1342 1342/1342 1342 ± 0 5.907 5.409/6.007 5.89 ± 0.4966
ea08 1342 1342/1342 1342 ± 0.00001531 5.905 5.607/6.522 6.093 ± 0.6037
ea09 1342 1342/1342 1342 ± 0 5.085 4.9/5.555 5.227 ± 0.4126
ea10 1342 1342/1342 1342 ± 0.000003632 5.685 5.273/6.262 5.764 ± 0.558
ea11 1342 1342/1342 1342 ± 0 5.886 5.431/6.308 5.93 ± 0.5234
ea12 1342 1342/1342 1342 ± 0 5.729 5.366/6.299 5.889 ± 0.5891
ea13 1342 1342/1342 1342 ± 0 6.08 5.812/6.304 6.137 ± 0.4459
ea14 1342 1342/1342 1342 ± 0 5.854 5.395/6.438 5.992 ± 0.6296
ea15 1342 1342/1342 1342 ± 0 5.745 5.27/6.357 5.861 ± 0.6351
ea16 1342 1342/1342 1342 ± 0 5.651 5.433/5.905 5.71 ± 0.4466
ea17 1342 1342/1342 1342 ± 0.00001214 5.881 5.593/6.344 6.037 ± 0.5681
ea18 1342 1342/1342 1342 ± 0.000001095 5.066 4.776/5.563 5.202 ± 0.4952
ea19 1342 1342/1342 1342 ± 0 5.963 5.606/6.551 6.131 ± 0.5712
ea20 1342 1342/1342 1342 ± 0 6.176 5.707/6.769 6.231 ± 0.5522
ea21 1342 1342/1342 1342 ± 0 5.794 5.367/6.133 5.833 ± 0.4804
ea22 1342 1342/1342 1342 ± 0 5.546 5.399/6.283 5.829 ± 0.5906
ea23 1342 1342/1342 1342 ± 0 6.047 5.513/6.412 6.058 ± 0.593
ea25 1342 1342/1342 1342 ± 0.000004514 5.606 5.328/6.04 5.726 ± 0.4948
ea26 1342 1342/1342 1342 ± 0 5.693 5.493/6.238 5.873 ± 0.4909
ea27 1342 1342/1342 1342 ± 0.00002378 5.535 5.372/6.271 5.746 ± 0.5255
ea28 1342 1342/1342 1342 ± 0.0000223 5.602 5.437/6.303 5.863 ± 0.588
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 ± 0.00002394 5.448 5.291/5.641 5.436 ± 0.2849
3 1342 1342/1342 1342 ± 0.00002854 5.223 5.053/5.393 5.228 ± 0.2916
4 1342 1342/1342 1342 ± 0.00002438 5.436 5.249/5.589 5.375 ± 0.3276
5 1342 1342/1342 1342 ± 0.00002392 5.405 5.292/5.548 5.411 ± 0.3109
6 1342 1342/1342 1342 ± 0.00002392 5.361 5.261/5.499 5.339 ± 0.2611
7 1342 1342/1342 1342 ± 0.00002392 5.363 5.237/5.5 5.346 ± 0.2314
8 1342 1342/1342 1342 ± 0.00002392 5.353 5.107/5.494 5.288 ± 0.2761
9 1342 1342/1342 1342 ± 0.00002392 5.6 5.445/5.768 5.539 ± 0.3252
10 1342 1342/1342 1342 ± 0.00002416 5.981 5.804/6.096 5.905 ± 0.3162
11 1342 1342/1342 1342 ± 0.00002416 6.201 6.002/6.258 6.086 ± 0.3294
12 1342 1342/1342 1342 ± 0.00002416 6.317 6.118/6.406 6.224 ± 0.3455
13 1342 1342/1342 1342 ± 0.00002416 6.7 6.556/6.847 6.642 ± 0.3585
14 1342 1342/1342 1342 ± 0.00002416 6.962 6.728/7.126 6.85 ± 0.4183
15 1342 1342/1342 1342 ± 0.00002416 6.6 6.431/6.784 6.531 ± 0.4152
16 1342 1342/1342 1342 ± 0.00003202 5.88 5.606/6.146 5.868 ± 0.4007
17 1342 1342/1342 1342 ± 0.00003133 5.831 5.698/6.202 5.888 ± 0.379
vis
VLASS2.1.sb38526435.eb38567732.59074.15649113426_split_split.ms
output_dir
 
overwrite_modelcol
False
statwtmode
VLASS-SE
datacolumn
residual_data
Start time
2025-01-04 07:53:44.382
End
2025-01-04 08:56:30.396
Duration
1:02:46.014
Note, WebLog generation is not included in the time.

CASA logs for stage 8