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 5.437 5.137/5.918 5.551 ± 0.4954
ea02 1342 1342/1342 1342 ± 0 5.672 5.217/6.265 5.786 ± 0.6484
ea03 1342 1342/1342 1342 ± 0 5.162 4.539/5.711 5.17 ± 0.6445
ea04 1342 1342/1342 1342 ± 0 5.496 5.103/6.044 5.634 ± 0.5579
ea05 1342 1342/1342 1342 ± 0 5.581 5.111/6.115 5.664 ± 0.6063
ea06 1342 1342/1342 1342 ± 0 4.978 4.775/5.427 5.093 ± 0.3837
ea07 1342 1342/1342 1342 ± 0 5.823 5.37/6.148 5.879 ± 0.5941
ea08 1342 1342/1342 1342 ± 0 5.844 5.443/6.511 5.997 ± 0.6515
ea09 1342 1342/1342 1342 ± 0 5.571 5.078/6.218 5.65 ± 0.6733
ea10 1342 1342/1342 1342 ± 0 5.755 5.249/6.487 5.835 ± 0.6615
ea11 1342 1342/1342 1342 ± 0 6.207 5.809/6.57 6.201 ± 0.6631
ea12 1342 1342/1342 1342 ± 0 5.669 5.325/6.22 5.856 ± 0.5869
ea13 1342 1342/1342 1342 ± 0 5.896 5.552/6.263 5.947 ± 0.568
ea14 1342 1342/1342 1342 ± 0 5.77 5.158/6.335 5.801 ± 0.718
ea15 1342 1342/1342 1342 ± 0 5.643 5.222/6.239 5.804 ± 0.651
ea16 1342 1342/1342 1342 ± 0 6.033 5.562/6.591 6.111 ± 0.7769
ea17 1342 1342/1342 1342 ± 0.000009678 6.193 5.738/6.694 6.312 ± 0.6636
ea18 1342 1342/1342 1342 ± 0 4.942 4.615/5.445 5.077 ± 0.5144
ea19 1342 1342/1342 1342 ± 0 5.632 5.22/6.29 5.804 ± 0.6457
ea21 1342 1342/1342 1342 ± 0 5.597 5.212/6.199 5.714 ± 0.603
ea22 1342 1342/1342 1342 ± 0 5.489 5.121/6.286 5.666 ± 0.6825
ea23 1342 1342/1342 1342 ± 0 5.932 5.436/6.338 5.971 ± 0.6974
ea25 1342 1342/1342 1342 ± 0.00000573 5.632 5.269/6.094 5.734 ± 0.5685
ea26 1342 1342/1342 1342 ± 0 5.909 5.409/6.487 5.971 ± 0.7209
ea27 1342 1342/1342 1342 ± 0.00002038 5.504 5.285/6.327 5.718 ± 0.587
ea28 1342 1342/1342 1342 ± 0.000002905 5.318 5.106/6.055 5.543 ± 0.5907
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 5.289 5.125/5.419 5.222 ± 0.2722
3 1342 1342/1342 1342 ± 0.00002543 4.956 4.776/5.086 4.925 ± 0.2662
4 1342 1342/1342 1342 ± 0.00002393 5.126 4.882/5.418 5.134 ± 0.3859
5 1342 1342/1342 1342 ± 0.00002393 5.206 5.01/5.368 5.179 ± 0.2984
6 1342 1342/1342 1342 ± 0.00002393 5.223 5.064/5.364 5.176 ± 0.273
7 1342 1342/1342 1342 ± 0.00002393 5.256 5.147/5.343 5.239 ± 0.2514
8 1342 1342/1342 1342 ± 0.00002393 5.216 5.066/5.371 5.21 ± 0.2863
9 1342 1342/1342 1342 ± 0.00002393 5.503 5.287/5.77 5.498 ± 0.3206
10 1342 1342/1342 1342 ± 0.00002393 5.962 5.746/6.138 5.912 ± 0.3112
11 1342 1342/1342 1342 ± 0.00002348 6.22 6.048/6.318 6.139 ± 0.3091
12 1342 1342/1342 1342 ± 0.00002393 6.379 6.161/6.442 6.301 ± 0.3472
13 1342 1342/1342 1342 ± 0.00002393 6.748 6.591/6.866 6.719 ± 0.3796
14 1342 1342/1342 1342 ± 0.00002348 6.946 6.719/7.133 6.864 ± 0.4083
15 1342 1342/1342 1342 ± 0.00002393 6.599 6.302/6.756 6.501 ± 0.3877
16 1342 1342/1342 1342 ± 0.00002611 5.867 5.651/6.099 5.867 ± 0.344
17 1342 1342/1342 1342 ± 0.0000263 5.81 5.676/6.088 5.846 ± 0.3326
statwtmode
VLASS-SE
overwrite_modelcol
False
output_dir
 
datacolumn
residual_data
vis
VLASS2.1.sb38539165.eb38696919.59128.74249967592_split_split.ms
Start time
2024-11-15 07:19:58.392
End
2024-11-15 08:06:29.475
Duration
0:46:31.083
Note, WebLog generation is not included in the time.

CASA logs for stage 8