Yeoman's Numbers
http://www.space.com/scienceastronomy/solarsystem/asteroid_threat_010802.html
Sounds like same range as all the other experts to me.
Regards,
Mark
http://www.space.com/scienceastronomy/solarsystem/asteroid_threat_010802.html
Sounds like same range as all the other experts to me.
Regards,
Mark