332446 (2008 AF4) is a sub-kilometer asteroid. The asteroid is classified as the potentially hazardous of the group Apollo and a near-Earth object (NEO). It was listed on the Sentry Risk Table in January 2008 with a rating of 1 on the Torino Scale. 2008 AF4 has a chance of 1 in 71,000 to impact the Earth on 9 January 2089. The risk factor powered down to 0 in February 2008. However, the risk factor on the Torino Scale was back at 1 in 28,000 chance in March 2008. The asteroid was removed from the Sentry Risk Table on 19 December 2009. But, scientists are still worried about its future impact on our only living planet.
Elisa Wilson
