WebFeb 8, 2024 · The outer Kuiper Belt objects like the dwarf planets Eris and Sedna have very high eccentricities. For example, Sedna’s closest approach to the Sun brings it to 76 AU, … WebEccentricity definition, an oddity or peculiarity, as of conduct: an interesting man, known for his eccentricities. See more.
Dwarf Planet Eris - GO ASTRONOMY
Eris (minor-planet designation 136199 Eris) is the most massive and second-largest known dwarf planet in the Solar System. It is a trans-Neptunian object (TNO) in the scattered disk and has a high-eccentricity orbit. Eris was discovered in January 2005 by a Palomar Observatory–based team led by Mike Brown and … See more Eris was discovered by the team of Mike Brown, Chad Trujillo, and David Rabinowitz on January 5, 2005, from images taken on October 21, 2003. The discovery was announced on July 29, 2005, the same day as See more Eris is a trans-Neptunian dwarf planet (plutoid). Its orbital characteristics more specifically categorize it as a scattered-disk object (SDO), or a TNO that has been "scattered" from the Kuiper belt into more-distant and unusual orbits following gravitational … See more Eris displays very little variation in brightness as it rotates due to its uniform surface, making measurement of its rotation period difficult. Precise long-term monitoring of Eris's … See more The discovery team followed up their initial identification of Eris with spectroscopic observations made at the 8 m Gemini North Telescope in … See more Eris is named after the Greek goddess Eris (Greek Ἔρις), a personification of strife and discord. The name was proposed by the Caltech team … See more Eris has an orbital period of 559 years. Its maximum possible distance from the Sun (aphelion) is 97.5 AU, and its closest (perihelion) … See more In November 2010, Eris was the subject of one of the most distant stellar occultations yet from Earth. Preliminary data from this event cast doubt on previous size estimates. The … See more WebMar 18, 2016 · The tiny body has a mass of only 1.31 x 10 22 kilograms, about two-tenths of a percent of Earth's. It has a volume of 1.5 billion cubic miles (6.4 billion cubic km). Pluto's small size and low ... south spencer athletics
The Dwarf Planet Eris - Universe Today
WebJun 15, 2007 · The mass of Eris from these orbital parameters is 1.67 × 10 22 ± 0.02 × 10 22 kilograms, or 1.27 ± 0.02 that of Pluto. The discovery of Kuiper belt object (KBO) 2003 UB313 ( 1 ), now officially named Eris, … Web15 rows · Oct 9, 2008 · The eccentricity (e) is a number which measures how elliptical orbits are. If e = 0, the orbit is a circle. Most of the planets have eccentricities close to 0, … WebJun 15, 2007 · Expanding the model to allow an eccentric orbit gives a best-fit eccentricity of ∼0.007 and only a marginally lower reduced χ 2 of 0.6, suggesting that the current observations contain no statistical evidence … teal disco shorts