sentences:  (144898) 2004 VD17
  
  (144898) , provisional designation , is a sub-kilometer asteroid, classified as near-Earth object of the Apollo group once thought to have a low probability of impacting Earth on 4 May 2102.From February to May 2006, was listed with a Torino Scale impact risk value of 2, only the second asteroid in risk-monitoring history to be rated above value 1.