2 Pallas
From Wikipedia, the free encyclopedia
2 Pallas is the second asteroid discovered in the solar system. It was discovered by Heinrich Wilhelm Matthäus Olbers on March 28, 1802.[1] 2 Pallas is named after Pallas Athena, an alternate name for the goddess Athena.[2]
2 Pallas has a mass estimated to be 7% of the total mass of the asteroid belt.[3] The asteroid is the third largest asteroid in terms of mass and the second largest in terms of diameter.
[change] References
- ↑ "JPL Small-Body Database Browser". ssd.jpl.nasa.gov. 2011 [last update]. http://ssd.jpl.nasa.gov/sbdb.cgi#top. Retrieved March 21, 2011.
- ↑ Schmadel, Lutz D. (2003). Dictionary of minor planet names, Volume 1. Springer. p. 15. ISBN 3540002383. http://books.google.com/books?id=KWrB1jPCa8AC&source=gbs_navlinks_s. Retrieved March 21, 2011.
- ↑ Pitjeva, E. V. (2005). "High-Precision Ephemerides of Planets—EPM and Determination of Some Astronomical Constants" (PDF). Solar System Research 39 (3): 176. doi:10.1007/s11208-005-0033-2. http://iau-comm4.jpl.nasa.gov/EPM2004.pdf.
