Near Earth Asteroid 2010 GU21 Swoops By Earth On May 5
May 3rd, 2010
Written by Tammy Plotner
The 60-inch telescope on Mount Lemmon is one of three telescopes the Catalina Sky Survey used in finding 565 near-Earth objects in 2008.
http://www.universetoday.com/2010/05/03/near-earth-asteroid-2010-gu21-swoops-by-earth-on-may-5/
Near-Earth Asteroid 2010 GU21 - POTENTIALLY HAZARDOUS
近地球的小行星2010 GU21 - 潛在危險
西元2010年05月02日
The Near-Earth Asteroid (NEA) 2010 GU21 was discovered by the Catalina Sky Survey on April 5 2010 (MPEC 2010-G55) and has been designated as a Potentially Hazardous Asteroid (PHA) by the Minor Planet Center. 2010 GU21 will pass within approximately 8 lunar distances on May 05.25 2010 UT. This object can be considered a potential low delta-V spacecraft rendezvous target (dV=6.18km/s).
那近着地球的小行星(NEA)2010 GU21被卡塔利娜天空調查於2010年4月5日發現( MPEC 2010 - G55),並已被小行星中心指定為一具潛在危險的小行星(PHA)。 2010年GU21將在大約 8個月球的距離在 2010年05月05.25猶他州通過。
臨近的太空物體是'人造的,不是小行星',NASA說
綠色彗星哈特利2號在地球外1770萬公裡 - 茵蔯初版今晚掠過
Disc:
http://www.uwants.com/viewthread.php?tid=9834458&page=1&extra=page%3D1#pid139258791
沒有留言:
發佈留言