LYRA
LYRA ( Lyman Alpha Radiometer ) is the solar UV radiometer on board Proba-2 , a European Space Agency technology demonstration satellite that was launched on November 2 , 2009 . 
<triplet> LYRA <subj> Proba-2 <obj> part of <triplet> Proba-2 <subj> LYRA <obj> has part <subj> European Space Agency <obj> operator