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 5.483 5.152/5.962 5.581 ± 0.5174
ea02 1342 1342/1342 1342 ± 0 5.683 5.32/6.354 5.877 ± 0.6457
ea03 1342 1342/1342 1342 ± 0 5.189 4.581/5.819 5.238 ± 0.6473
ea04 1342 1342/1342 1342 ± 0 5.539 5.165/6.041 5.666 ± 0.5263
ea05 1342 1342/1342 1342 ± 0 5.63 5.224/6.178 5.743 ± 0.5996
ea06 1342 1342/1342 1342 ± 0 5.024 4.827/5.448 5.127 ± 0.3658
ea07 1342 1342/1342 1342 ± 0 5.905 5.472/6.243 5.972 ± 0.5911
ea08 1342 1342/1342 1342 ± 0 5.785 5.498/6.582 6.043 ± 0.7047
ea09 1342 1342/1342 1342 ± 0 5.662 5.14/6.251 5.728 ± 0.6672
ea10 1342 1342/1342 1342 ± 0 5.881 5.322/6.591 5.921 ± 0.6487
ea11 1342 1342/1342 1342 ± 0 6.231 5.869/6.608 6.248 ± 0.6472
ea12 1342 1342/1342 1342 ± 0 5.762 5.364/6.258 5.888 ± 0.5802
ea13 1342 1342/1342 1342 ± 0 5.977 5.588/6.345 6.058 ± 0.5552
ea14 1342 1342/1342 1342 ± 0 5.859 5.285/6.423 5.914 ± 0.69
ea15 1342 1342/1342 1342 ± 0 5.663 5.234/6.266 5.816 ± 0.6759
ea16 1342 1342/1342 1342 ± 0 6.142 5.646/6.719 6.235 ± 0.7675
ea17 1342 1342/1342 1342 ± 0.00002204 6.215 5.756/6.819 6.339 ± 0.6979
ea18 1342 1342/1342 1342 ± 0 4.895 4.595/5.394 5.039 ± 0.4999
ea19 1342 1342/1342 1342 ± 0 5.791 5.39/6.404 5.949 ± 0.6152
ea21 1342 1342/1342 1342 ± 0 5.734 5.365/6.334 5.871 ± 0.6019
ea22 1342 1342/1342 1342 ± 0 5.459 5.188/6.275 5.69 ± 0.6431
ea23 1342 1342/1342 1342 ± 0 6.036 5.569/6.507 6.105 ± 0.6984
ea25 1342 1342/1342 1342 ± 0.000004395 5.635 5.271/6.136 5.737 ± 0.5587
ea26 1342 1342/1342 1342 ± 0 5.968 5.452/6.615 6.068 ± 0.7384
ea27 1342 1342/1342 1342 ± 0.0000239 5.506 5.238/6.394 5.746 ± 0.6106
ea28 1342 1342/1342 1342 ± 0.000006781 5.322 5.137/6.063 5.548 ± 0.6129
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 5.307 5.15/5.48 5.28 ± 0.2655
3 1342 1342/1342 1342 ± 0.00002444 5.009 4.832/5.329 5.049 ± 0.2951
4 1342 1342/1342 1342 ± 0.0000242 5.182 5.032/5.348 5.194 ± 0.3604
5 1342 1342/1342 1342 ± 0.00002392 5.231 5.057/5.442 5.212 ± 0.3128
6 1342 1342/1342 1342 ± 0.00002392 5.315 5.119/5.462 5.25 ± 0.2959
7 1342 1342/1342 1342 ± 0.00002392 5.322 5.228/5.455 5.314 ± 0.2726
8 1342 1342/1342 1342 ± 0.00002392 5.297 5.088/5.474 5.271 ± 0.3079
9 1342 1342/1342 1342 ± 0.00002392 5.554 5.319/5.842 5.558 ± 0.3465
10 1342 1342/1342 1342 ± 0.00002392 6.04 5.768/6.224 5.968 ± 0.3346
11 1342 1342/1342 1342 ± 0.00002348 6.279 6.09/6.418 6.199 ± 0.329
12 1342 1342/1342 1342 ± 0.00002392 6.408 6.217/6.53 6.361 ± 0.3718
13 1342 1342/1342 1342 ± 0.00002392 6.825 6.62/6.952 6.783 ± 0.4062
14 1342 1342/1342 1342 ± 0.00002348 7.007 6.811/7.214 6.948 ± 0.4377
15 1342 1342/1342 1342 ± 0.00002392 6.648 6.4/6.857 6.565 ± 0.4332
16 1342 1342/1342 1342 ± 0.00002883 5.916 5.65/6.182 5.91 ± 0.3887
17 1342 1342/1342 1342 ± 0.0000304 5.864 5.706/6.146 5.881 ± 0.3635
output_dir
 
vis
VLASS2.1.sb38539165.eb38696919.59128.74249967592_split_split.ms
statwtmode
VLASS-SE
datacolumn
residual_data
overwrite_modelcol
False
Start time
2024-11-15 08:12:05.846
End
2024-11-15 08:56:30.592
Duration
0:44:24.746
Note, WebLog generation is not included in the time.

CASA logs for stage 8