Passage: Other spectral classes include the T-, D-, and V-types (4 Vesta). Ld-type is a new class and has more extreme spectral features than the L-type asteroid. The new class of O-type asteroids has since only been assigned to the asteroid 3628 Božněmcová. idadi kubwa ya ndogo asteroids walikuwa kupatikana kuanguka katika Q, R, na V aina, ambayo walikuwa kuwakilishwa na mwili mmoja tu katika Tholen mpango. Katika Bus na Binzel SMASS mpango aina moja tu alikuwa kwa ajili ya yoyote asteroid maalum. Swali: Nini tofauti Ld-aina asteroid kutoka L-aina asteroid?
Aina ya Ld ni darasa jipya na ina sifa nyingi za wigo