Waxyaabaha la ogaaday ee ku saabsan dhacdadaas waxaa ka mid ah in ay tahay mid aad u mugdi ah, oo leh albedo la mid ah asphalt cusub, waxaana loo maleynayaa in ay wadaagaan isku mid ah sida CI1 ama CM2 meteorite chondrite, oo leh dusha sare ee ay ku badan yihiin macdanta phyllosilicate. Asteroid wuxuu leeyahay tiro ka mid ah godad aad u weyn, iyadoo godadka shaqsiyadeed loo magacaabay meelaha dhuxusha iyo barkadaha adduunka oo dhan. Labada godad ee ugu waaweyn, Ishikari (29.3 km) iyo Karoo (33.4 km), waxay u ballaaran yihiin sida raajada celceliska asteroid.
2<unk>24 saacadood