Near-earth object 2012XJ112 as a source of bright bolides of achondritic nature

We acknowledge support from the Spanish Ministry of Science and Innovation (projects AYA2009-13227, AYA2011-26522 and AYA2009-06330-E) and Junta de Andalucia (project P09-FQM-4555). The authors are also grateful to Paul Warren (IGPP/UCLA), Rick Binzel (MIT), Hap McSween (Univ. Tennessee) and Larry Nittler (Carnegie Inst.) for providing useful comments and the bulk chemistry data of achondrite groups.