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

Statwt Summary Plot

VLASS2.1.sb38461639.eb38575724.59076.48643795139_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 4.921 4.79/5.891 5.322 ± 0.7444
ea02 1342 1342/1342 1342 ± 0.00003256 5.491 5.017/6.409 5.709 ± 0.9058
ea04 1342 1342/1342 1342 ± 0.00002918 4.842 4.766/5.853 5.25 ± 0.7053
ea05 1342 1342/1342 1342 ± 0.00001466 5.596 4.886/6.324 5.559 ± 0.8456
ea06 1342 1342/1342 1342 ± 0.00002752 4.797 4.662/5.684 5.11 ± 0.6261
ea07 1342 1342/1342 1342 ± 0.00002851 5.364 5.028/6.041 5.569 ± 0.7567
ea08 1342 1342/1342 1342 ± 0.00002969 5.647 5.216/6.672 5.94 ± 0.9573
ea09 1342 1342/1342 1342 ± 0.00002778 5.14 4.985/6.247 5.486 ± 0.835
ea10 1342 1342/1342 1342 ± 0.00002979 5.22 4.837/6.242 5.492 ± 0.841
ea11 1342 1342/1342 1342 ± 0.00003162 5.33 4.754/6.271 5.484 ± 0.8612
ea12 1342 1342/1342 1342 ± 0.00003005 5.133 4.968/6.282 5.528 ± 0.814
ea13 1342 1342/1342 1342 ± 0.00002024 5.869 5.089/6.085 5.665 ± 0.8036
ea14 1342 1342/1342 1342 ± 0.00002535 5.283 5.02/6.412 5.687 ± 0.9096
ea15 1342 1342/1342 1342 ± 0.00003234 4.887 4.731/6.036 5.4 ± 0.9325
ea16 1342 1342/1342 1342 ± 0.0000265 5.567 5.013/6.327 5.578 ± 0.9236
ea17 1342 1342/1342 1342 ± 0.00003256 5.591 5.28/6.863 5.837 ± 0.9401
ea18 1342 1342/1342 1342 ± 0.00003042 4.577 4.364/5.579 4.88 ± 0.675
ea19 1342 1342/1342 1342 ± 0.00001829 5.675 5.255/6.564 5.8 ± 0.8905
ea20 1342 1342/1342 1342 ± 0.00003038 5.434 5.218/6.709 5.851 ± 0.8593
ea21 1342 1342/1342 1342 ± 0.00002721 5.433 5.037/6.105 5.481 ± 0.8066
ea22 1342 1342/1342 1342 ± 0.00003573 5.407 4.736/6.398 5.568 ± 0.9701
ea23 1342 1342/1342 1342 ± 0.00002823 5.309 5.063/6.365 5.655 ± 0.8765
ea25 1342 1342/1342 1342 ± 0.00003138 5.146 4.866/6.127 5.406 ± 0.7928
ea27 1342 1342/1342 1342 ± 0.0000316 5.116 4.805/6.227 5.43 ± 0.8197
ea28 1342 1342/1342 1342 ± 0.00003301 5.17 4.905/6.35 5.588 ± 0.8736
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 ± 0.00002431 4.776 4.573/4.967 4.782 ± 0.2625
5 1342 1342/1342 1342 ± 0.00002566 5.122 4.806/5.546 5.141 ± 0.4573
6 1342 1342/1342 1342 ± 0.000024 4.965 4.832/5.119 4.97 ± 0.2391
7 1342 1342/1342 1342 ± 0.000024 5.001 4.836/5.069 4.979 ± 0.1978
8 1342 1342/1342 1342 ± 0.000024 4.989 4.781/5.111 4.958 ± 0.2343
9 1342 1342/1342 1342 ± 0.00002767 5.147 4.92/5.327 5.117 ± 0.2397
10 1342 1342/1342 1342 ± 0.00002392 5.824 5.675/5.956 5.796 ± 0.2747
11 1342 1342/1342 1342 ± 0.00002392 6.084 5.97/6.219 6.068 ± 0.2889
12 1342 1342/1342 1342 ± 0.00002392 6.305 6.043/6.398 6.244 ± 0.2986
13 1342 1342/1342 1342 ± 0.00002392 6.529 6.187/6.711 6.44 ± 0.3522
14 1342 1342/1342 1342 ± 0.00002392 6.803 6.646/7.024 6.786 ± 0.3383
15 1342 1342/1342 1342 ± 0.00002706 6.605 6.432/6.866 6.584 ± 0.3832
16 1342 1342/1342 1342 ± 0.0000518 3.904 3.804/4.006 3.909 ± 0.15
17 1342 1342/1342 1342 ± 0.00005116 3.931 3.787/4.101 3.959 ± 0.2481
output_dir
 
overwrite_modelcol
False
datacolumn
residual_data
statwtmode
VLASS-SE
vis
VLASS2.1.sb38461639.eb38575724.59076.48643795139_split_split.ms
Start time
2024-11-06 10:12:53.799
End
2024-11-06 11:04:55.600
Duration
0:52:01.801
Note, WebLog generation is not included in the time.

CASA logs for stage 8