NatureSir Norman Lockyer Macmillan Journals Limited, 2007 - Science |
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Page 31
... asteroid belt . These com- prise the Baptistina asteroid family ( BAF ) , a class of variously sized objects of similar composition and orbital geometry , typified by the 40 - km - diameter asteroid known as ( 298 ) Baptistina . The ...
... asteroid belt . These com- prise the Baptistina asteroid family ( BAF ) , a class of variously sized objects of similar composition and orbital geometry , typified by the 40 - km - diameter asteroid known as ( 298 ) Baptistina . The ...
Page 48
... asteroid Baptistina , which we infer was a ~ 170 - km - diameter body ( carbonaceous - chondrite - like ) that broke up 160 ± 30 Myr ago in the inner main asteroid belt . Fragments produced by the collision were slowly delivered by ...
... asteroid Baptistina , which we infer was a ~ 170 - km - diameter body ( carbonaceous - chondrite - like ) that broke up 160 ± 30 Myr ago in the inner main asteroid belt . Fragments produced by the collision were slowly delivered by ...
Page 53
... asteroid showers should have occurred in the past15 . The Flora family , which was created 470 Myr ago by the disruption of a D > 200 km S - type asteroid residing near a ≈ 2.2 AU ( refs 17 , 24 , 49 ) , seems to be the best candidate ...
... asteroid showers should have occurred in the past15 . The Flora family , which was created 470 Myr ago by the disruption of a D > 200 km S - type asteroid residing near a ≈ 2.2 AU ( refs 17 , 24 , 49 ) , seems to be the best candidate ...
Contents
Crinan St London N19XW | 4 |
can China beat the odds and save the Siberian tiger? News Feature p 16 96 Polo inhibits progenitor selfrenewal and regulates Numb | 96 |
An asteroid breakup 160 Myr ago as the probable source of DN Forthal P WHIParren PA Marx | 29 |
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