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

Statwt Summary Plot

VLASS2.1.sb38539165.eb38696919.59128.74249967592_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 5.465 5.124/5.93 5.547 ± 0.5091
ea02 1342 1342/1342 1342 ± 0 5.679 5.273/6.303 5.828 ± 0.649
ea03 1342 1342/1342 1342 ± 0 5.138 4.564/5.776 5.201 ± 0.6496
ea04 1342 1342/1342 1342 ± 0 5.526 5.144/6.036 5.66 ± 0.5274
ea05 1342 1342/1342 1342 ± 0 5.604 5.169/6.165 5.708 ± 0.6028
ea06 1342 1342/1342 1342 ± 0 4.996 4.796/5.421 5.103 ± 0.3661
ea07 1342 1342/1342 1342 ± 0 5.873 5.421/6.218 5.936 ± 0.5935
ea08 1342 1342/1342 1342 ± 0 5.835 5.429/6.529 6.003 ± 0.6822
ea09 1342 1342/1342 1342 ± 0 5.627 5.144/6.22 5.699 ± 0.6607
ea10 1342 1342/1342 1342 ± 0 5.812 5.262/6.534 5.863 ± 0.6495
ea11 1342 1342/1342 1342 ± 0 6.223 5.85/6.588 6.22 ± 0.6537
ea12 1342 1342/1342 1342 ± 0 5.71 5.322/6.237 5.852 ± 0.579
ea13 1342 1342/1342 1342 ± 0 5.914 5.518/6.315 6.003 ± 0.551
ea14 1342 1342/1342 1342 ± 0 5.779 5.199/6.351 5.837 ± 0.6954
ea15 1342 1342/1342 1342 ± 0 5.649 5.22/6.236 5.796 ± 0.6653
ea16 1342 1342/1342 1342 ± 0 6.109 5.61/6.653 6.175 ± 0.7631
ea17 1342 1342/1342 1342 ± 0.00001796 6.162 5.769/6.757 6.313 ± 0.6834
ea18 1342 1342/1342 1342 ± 0 4.887 4.609/5.393 5.03 ± 0.4977
ea19 1342 1342/1342 1342 ± 0 5.721 5.322/6.363 5.893 ± 0.6245
ea21 1342 1342/1342 1342 ± 0 5.682 5.228/6.269 5.803 ± 0.6037
ea22 1342 1342/1342 1342 ± 0 5.453 5.153/6.255 5.665 ± 0.641
ea23 1342 1342/1342 1342 ± 0 5.987 5.495/6.456 6.049 ± 0.6969
ea25 1342 1342/1342 1342 ± 0.000003377 5.577 5.241/6.06 5.682 ± 0.543
ea26 1342 1342/1342 1342 ± 0 5.875 5.425/6.554 6.012 ± 0.7331
ea27 1342 1342/1342 1342 ± 0.00002568 5.477 5.205/6.317 5.718 ± 0.5931
ea28 1342 1342/1342 1342 ± 0.000003377 5.312 5.077/6.016 5.524 ± 0.596
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 ± 0.00002348 5.263 5.121/5.44 5.242 ± 0.2655
3 1342 1342/1342 1342 ± 0.00002421 5.026 4.814/5.256 5.02 ± 0.2693
4 1342 1342/1342 1342 ± 0.00002392 5.154 4.992/5.32 5.162 ± 0.3492
5 1342 1342/1342 1342 ± 0.00002395 5.164 4.97/5.363 5.148 ± 0.2972
6 1342 1342/1342 1342 ± 0.00002392 5.27 5.114/5.441 5.236 ± 0.2937
7 1342 1342/1342 1342 ± 0.00002392 5.271 5.197/5.388 5.269 ± 0.2641
8 1342 1342/1342 1342 ± 0.00002392 5.256 5.082/5.399 5.231 ± 0.2982
9 1342 1342/1342 1342 ± 0.00002392 5.513 5.304/5.802 5.522 ± 0.3409
10 1342 1342/1342 1342 ± 0.00002392 5.969 5.724/6.197 5.93 ± 0.3267
11 1342 1342/1342 1342 ± 0.00002348 6.237 6.033/6.395 6.161 ± 0.3264
12 1342 1342/1342 1342 ± 0.00002392 6.352 6.148/6.459 6.321 ± 0.3611
13 1342 1342/1342 1342 ± 0.00002392 6.784 6.582/6.898 6.739 ± 0.3978
14 1342 1342/1342 1342 ± 0.00002348 6.967 6.71/7.135 6.895 ± 0.4271
15 1342 1342/1342 1342 ± 0.00002392 6.587 6.35/6.796 6.521 ± 0.4162
16 1342 1342/1342 1342 ± 0.00002811 5.901 5.612/6.135 5.877 ± 0.3774
17 1342 1342/1342 1342 ± 0.00003016 5.833 5.662/6.13 5.853 ± 0.3503
vis
VLASS2.1.sb38539165.eb38696919.59128.74249967592_split_split.ms
datacolumn
residual_data
statwtmode
VLASS-SE
overwrite_modelcol
False
output_dir
 
Start time
2024-11-15 10:27:29.483
End
2024-11-15 11:31:35.886
Duration
1:04:06.404
Note, WebLog generation is not included in the time.

CASA logs for stage 8