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 5.685 5.18/6.02 5.606 ± 0.547
ea02 1342 1342/1342 1342 ± 0.00001573 5.775 5.379/6.514 5.889 ± 0.6843
ea03 1342 1342/1342 1342 ± 0.000004994 5.437 4.686/5.955 5.289 ± 0.6494
ea04 1342 1342/1342 1342 ± 0.000004848 5.595 5.112/6.04 5.629 ± 0.5741
ea05 1342 1342/1342 1342 ± 0 5.79 5.333/6.467 5.807 ± 0.6143
ea06 1342 1342/1342 1342 ± 0 5.06 4.811/5.474 5.126 ± 0.3923
ea07 1342 1342/1342 1342 ± 0 5.856 5.461/6.282 5.933 ± 0.6259
ea08 1342 1342/1342 1342 ± 0.000002968 5.808 5.499/6.71 6.061 ± 0.7159
ea09 1342 1342/1342 1342 ± 0 5.699 5.203/6.426 5.729 ± 0.6776
ea10 1342 1342/1342 1342 ± 0 5.737 5.261/6.562 5.873 ± 0.6677
ea11 1342 1342/1342 1342 ± 0 6.117 5.697/6.491 6.109 ± 0.6664
ea12 1342 1342/1342 1342 ± 0 5.874 5.317/6.345 5.865 ± 0.5975
ea13 1342 1342/1342 1342 ± 0 6.167 5.632/6.353 6.067 ± 0.5712
ea14 1342 1342/1342 1342 ± 0 6.064 5.332/6.459 5.896 ± 0.6834
ea15 1342 1342/1342 1342 ± 0 5.811 5.193/6.258 5.792 ± 0.6875
ea16 1342 1342/1342 1342 ± 0 6.223 5.556/6.782 6.205 ± 0.7836
ea17 1342 1342/1342 1342 ± 0.00001774 6.303 5.73/7.034 6.358 ± 0.7326
ea18 1342 1342/1342 1342 ± 0 5.027 4.617/5.503 5.05 ± 0.5129
ea19 1342 1342/1342 1342 ± 0 5.994 5.365/6.528 5.909 ± 0.6315
ea21 1342 1342/1342 1342 ± 0 5.713 5.213/6.333 5.835 ± 0.6075
ea22 1342 1342/1342 1342 ± 0 5.702 5.168/6.375 5.702 ± 0.6668
ea23 1342 1342/1342 1342 ± 0 6.019 5.474/6.623 6.048 ± 0.7105
ea25 1342 1342/1342 1342 ± 0.000007 5.689 5.277/6.124 5.756 ± 0.5855
ea26 1342 1342/1342 1342 ± 0 6.212 5.54/6.884 6.094 ± 0.7601
ea27 1342 1342/1342 1342 ± 0.00002772 5.634 5.321/6.372 5.772 ± 0.624
ea28 1342 1342/1342 1342 ± 0.000007938 5.38 5.193/6.19 5.603 ± 0.6161
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 ± 0.00002374 5.328 5.177/5.481 5.28 ± 0.2634
3 1342 1342/1342 1342 ± 0.0000281 4.887 4.673/5.124 4.881 ± 0.2858
4 1342 1342/1342 1342 ± 0.00002488 5.028 4.808/5.232 5.018 ± 0.3645
5 1342 1342/1342 1342 ± 0.00002397 5.133 4.966/5.34 5.135 ± 0.2916
6 1342 1342/1342 1342 ± 0.00002397 5.393 5.184/5.497 5.324 ± 0.303
7 1342 1342/1342 1342 ± 0.00002397 5.294 5.202/5.405 5.303 ± 0.269
8 1342 1342/1342 1342 ± 0.00002397 5.26 5.128/5.454 5.27 ± 0.3024
9 1342 1342/1342 1342 ± 0.00002397 5.565 5.38/5.881 5.564 ± 0.3451
10 1342 1342/1342 1342 ± 0.00002397 6.015 5.802/6.226 5.975 ± 0.335
11 1342 1342/1342 1342 ± 0.00002374 6.265 6.078/6.374 6.196 ± 0.3305
12 1342 1342/1342 1342 ± 0.00002397 6.381 6.209/6.533 6.363 ± 0.3682
13 1342 1342/1342 1342 ± 0.00002397 6.847 6.64/6.918 6.784 ± 0.3982
14 1342 1342/1342 1342 ± 0.00002374 6.98 6.811/7.19 6.93 ± 0.4332
15 1342 1342/1342 1342 ± 0.00002397 6.597 6.35/6.839 6.539 ± 0.4198
16 1342 1342/1342 1342 ± 0.00002781 5.916 5.692/6.165 5.897 ± 0.3509
17 1342 1342/1342 1342 ± 0.00002899 5.806 5.727/6.094 5.869 ± 0.3356
vis
VLASS2.1.sb38539165.eb38696919.59128.74249967592_split_split.ms
statwtmode
VLASS-SE
output_dir
 
overwrite_modelcol
False
datacolumn
residual_data
Start time
2024-11-15 09:03:51.480
End
2024-11-15 09:48:57.873
Duration
0:45:06.393
Note, WebLog generation is not included in the time.

CASA logs for stage 8