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

Statwt Summary Plot

VLASS2.1.sb38547417.eb38659598.59111.3291737963_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 5.562 5.395/6.209 5.562 ± 0.8505
ea02 1342 1342/1342 1342 ± 0.00004167 6.006 5.529/6.726 5.868 ± 1.069
ea04 1342 1342/1342 1342 ± 0.000001838 5.392 5.172/6.058 5.44 ± 0.7897
ea05 1342 1342/1342 1342 ± 0.00001958 5.671 5.277/6.548 5.751 ± 0.8406
ea06 1342 1342/1342 1342 ± 0.000002251 4.998 4.831/5.323 4.891 ± 0.5995
ea07 1342 1342/1342 1342 ± 0.00004272 6.021 5.6/6.421 5.864 ± 0.9422
ea08 1342 1342/1342 1342 ± 0.00004272 6.076 5.663/6.914 6.016 ± 1.089
ea09 1342 1342/1342 1342 ± 0 5.663 5.375/6.505 5.684 ± 0.8528
ea10 1342 1342/1342 1342 ± 0.00004316 5.897 5.441/6.69 5.834 ± 1.012
ea11 0 N/A 0 ± N/A 0 N/A 0 ± N/A
ea12 1342 1342/1342 1342 ± 0.000005375 5.723 5.479/6.683 5.866 ± 1.041
ea13 1342 1342/1342 1342 ± 0 6.192 5.849/6.607 6.107 ± 0.838
ea14 1342 1342/1342 1342 ± 0.00001391 5.651 5.383/6.555 5.767 ± 0.8808
ea15 1342 1342/1342 1342 ± 0 5.702 5.476/6.536 5.856 ± 0.9627
ea16 1342 1342/1342 1342 ± 0.00003415 6.16 5.755/6.922 6.115 ± 1.017
ea17 1342 1342/1342 1342 ± 0.00004316 5.979 5.613/7.126 5.976 ± 1.079
ea18 1342 1342/1342 1342 ± 0.00002562 5.003 4.86/5.697 5.046 ± 0.7973
ea19 1342 1342/1342 1342 ± 0.00001172 5.956 5.722/6.949 6.105 ± 0.9369
ea20 1342 1342/1342 1342 ± 0.00001036 5.953 5.839/6.985 6.068 ± 1.094
ea21 1342 1342/1342 1342 ± 0.00002937 5.751 5.487/6.516 5.785 ± 0.8937
ea22 1342 1342/1342 1342 ± 0.00002617 5.494 5.078/6.347 5.488 ± 0.9388
ea23 1342 1342/1342 1342 ± 0.00004267 5.898 5.694/6.74 5.976 ± 1.015
ea25 1342 1342/1342 1342 ± 0.00004245 5.636 5.432/6.516 5.698 ± 0.9788
ea26 1342 1342/1342 1342 ± 0 6.044 5.831/7.14 6.167 ± 0.9302
ea27 1342 1342/1342 1342 ± 0.00004945 5.652 5.252/6.482 5.65 ± 0.9307
ea28 1342 1342/1342 1342 ± 0.00004703 5.834 5.634/6.755 5.865 ± 1.041
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 ± 0.00002392 5.58 5.428/5.861 5.591 ± 0.3103
5 1342 1342/1342 1342 ± 0.0000242 5.661 5.397/5.832 5.631 ± 0.3146
6 1342 1342/1342 1342 ± 0.0000244 5.599 5.425/5.742 5.579 ± 0.2742
7 1342 1342/1342 1342 ± 0.00002392 5.53 5.439/5.725 5.536 ± 0.2925
8 1342 1342/1342 1342 ± 0.00002392 5.572 5.317/5.715 5.488 ± 0.3171
9 1342 1342/1342 1342 ± 0.00002392 5.752 5.614/6.024 5.721 ± 0.35
10 1342 1342/1342 1342 ± 0.00002392 6.181 6.03/6.364 6.13 ± 0.3632
11 1342 1342/1342 1342 ± 0.00002392 6.5 6.292/6.611 6.396 ± 0.3646
12 1342 1342/1342 1342 ± 0.00002392 6.589 6.507/6.778 6.511 ± 0.5223
13 1342 1342/1342 1342 ± 0.00002462 6.923 6.716/7.228 6.895 ± 0.4149
14 1342 1342/1342 1342 ± 0.00003625 6.873 6.531/7.207 6.805 ± 0.4906
15 1342 1342/1342 1342 ± 0.00002429 6.969 6.692/7.177 6.84 ± 0.5219
16 1342 1342/1342 1342 ± 0.00006103 3.856 3.654/4.08 3.877 ± 0.2707
17 1342 1342/1342 1342 ± 0.00006085 3.894 3.743/4.086 3.923 ± 0.248
vis
VLASS2.1.sb38547417.eb38659598.59111.3291737963_split_split.ms
output_dir
 
statwtmode
VLASS-SE
datacolumn
residual_data
overwrite_modelcol
False
Start time
2024-11-19 08:24:04.729
End
2024-11-19 09:11:30.622
Duration
0:47:25.893
Note, WebLog generation is not included in the time.

CASA logs for stage 8