John Sachs, a member of the York County Astronomical Society, recently discovered two unknown asteroids. The asteroids have been given the designations Asteroids 2009 UB17 and 2009 UK18. One asteroid 2009 UB17 is a main belt asteroid and the other 2009 UK18 is an outer belt asteroid. Both asteroids lie between the orbit of Mars and Jupiter and are around an estimated 8-9 miles in diameter. Both asteroids were around 18 to 19 magnitude when found. For more detailed information see members section. See 3-D orbit view for 2009 UB17 and 2009 UK18

The York County Astronomical Society has members from novice to advanced and having interests in all fields of astronomy from Asteroid and Comet hunting, Lunar observing, Meteor observing, Messier observing to Planet and Variable Star observing. Become a  member of "The York County Astronomical Society" For more information see: Join YCAS