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

Statwt Summary Plot

VLASS2.1.sb38501480.eb38632936.59097.386918425924_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 5.509 5.305/6.288 5.64 ± 0.7832
ea02 1342 1342/1342 1342 ± 0.00004272 5.855 5.269/6.758 5.887 ± 0.9685
ea04 1342 1342/1342 1342 ± 0.00002048 5.345 4.991/6.132 5.458 ± 0.7723
ea05 1342 1342/1342 1342 ± 0.00002783 5.43 4.954/6.285 5.607 ± 0.7824
ea06 1342 1342/1342 1342 ± 0.00002344 4.896 4.498/5.322 4.848 ± 0.5621
ea07 1342 1342/1342 1342 ± 0.00004171 5.989 5.348/6.48 5.935 ± 0.9487
ea08 1342 1342/1342 1342 ± 0.00004183 5.878 5.533/6.889 6.102 ± 1.025
ea09 1342 1342/1342 1342 ± 0.00002091 5.728 5.086/6.567 5.678 ± 0.863
ea10 1342 1342/1342 1342 ± 0.00003566 5.869 5.453/6.938 6.028 ± 0.9047
ea11 1342 1342/1342 1342 ± 0.00004136 5.542 5.127/6.626 5.789 ± 0.964
ea12 1342 1342/1342 1342 ± 0.00003019 5.91 5.314/6.688 5.825 ± 0.9687
ea13 1342 1342/1342 1342 ± 0.00001462 5.94 5.469/6.405 5.942 ± 0.7876
ea14 1342 1342/1342 1342 ± 0.00003949 5.564 5.255/6.577 5.777 ± 0.8611
ea15 1342 1342/1342 1342 ± 0.00002111 5.307 5.025/6.264 5.547 ± 0.8683
ea16 1342 1342/1342 1342 ± 0.00003873 5.945 5.496/6.943 6.085 ± 0.9945
ea17 1342 1342/1342 1342 ± 0.00004153 5.838 5.637/7.186 6.027 ± 0.9942
ea18 1342 1342/1342 1342 ± 0.00004004 5.08 4.587/5.795 5.075 ± 0.7261
ea19 1342 1342/1342 1342 ± 0.00001462 5.822 5.456/6.716 6.025 ± 0.8529
ea20 1342 1342/1342 1342 ± 0.00003691 5.868 5.599/7.115 6.09 ± 1.028
ea21 1342 1342/1342 1342 ± 0.00003798 5.52 5.281/6.44 5.704 ± 0.815
ea22 1342 1342/1342 1342 ± 0.00003717 5.251 5.052/6.477 5.59 ± 0.8834
ea23 1342 1342/1342 1342 ± 0.00004257 5.787 5.46/6.799 5.956 ± 1.002
ea25 1342 1342/1342 1342 ± 0.00004176 5.527 5.236/6.468 5.654 ± 0.876
ea26 1342 1342/1342 1342 ± 0.00002562 5.842 5.525/6.989 6.052 ± 0.9592
ea27 1342 1342/1342 1342 ± 0.00004129 5.623 5.195/6.74 5.78 ± 0.9013
ea28 1342 1342/1342 1342 ± 0.00004238 5.78 5.38/6.709 5.862 ± 0.9731
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 ± 0.00002349 5.565 5.354/5.835 5.563 ± 0.3018
5 1342 1342/1342 1342 ± 0.00002349 5.42 5.236/5.688 5.399 ± 0.4067
6 1342 1342/1342 1342 ± 0.00002349 5.313 5.071/5.44 5.231 ± 0.2761
7 1342 1342/1342 1342 ± 0.00002349 5.34 5.222/5.466 5.301 ± 0.2704
8 1342 1342/1342 1342 ± 0.00002349 5.298 5.183/5.494 5.286 ± 0.3009
9 1342 1342/1342 1342 ± 0.00002349 5.543 5.319/5.825 5.505 ± 0.3538
10 1342 1342/1342 1342 ± 0.00002349 6.131 5.881/6.252 6.054 ± 0.3379
11 1342 1342/1342 1342 ± 0.00002349 6.429 6.257/6.572 6.356 ± 0.3506
12 1342 1342/1342 1342 ± 0.00002349 6.616 6.44/6.799 6.576 ± 0.3846
13 1342 1342/1342 1342 ± 0.00002349 6.99 6.827/7.218 6.986 ± 0.4062
14 1342 1342/1342 1342 ± 0.00002349 7.19 6.898/7.404 7.083 ± 0.4798
15 1342 1342/1342 1342 ± 0.0000239 6.855 6.559/7.104 6.754 ± 0.4928
16 1342 1342/1342 1342 ± 0.00005642 4.22 4.089/4.366 4.228 ± 0.2121
17 1342 1342/1342 1342 ± 0.0000571 4.266 4.143/4.428 4.297 ± 0.2448
datacolumn
residual_data
overwrite_modelcol
False
output_dir
 
vis
VLASS2.1.sb38501480.eb38632936.59097.386918425924_split_split.ms
statwtmode
VLASS-SE
Start time
2024-11-26 13:28:12.099
End
2024-11-26 14:20:50.398
Duration
0:52:38.299
Note, WebLog generation is not included in the time.

CASA logs for stage 8