Rangarira ndima iri pasi apa uye ipapo pindura mubvunzo gare gare mumutauro mumwe chetewo sechikamu:  Passage: Mamwe makirasi e spectral anosanganisira T-, D-, uye V-types (4 Vesta). Ld-type is a new class uye ine zvimwe zvinhu zvinotyisa kupfuura L-type asteroid. Boka idzva reO-type asteroids kubvira ipapo rakangopiwa kune asteroid 3628 Božněmcová. Nhamba huru yemasteroid madiki yakawanikwa kuti iwane muQ, R, uye V mhando, iyo yaimiririrwa nemuviri mumwe chete muTholen chirongwa. Muchirongwa cheSMASS chaBus naBinzel rudzi rumwe chete ndirwo rwakapiwa imwe asteroid.  Mubvunzo: Chii chinosiyanisa asteroid yorudzi rwaLd neyorudzi rwaL?
Ld-mhando kirasi itsva uye ine zvimwe zvikuru spectral zvinhu