Jump to content

User:Amit6/inferisdp

From Wikipedia, the free encyclopedia
Eris
Eris (centre) and Dysnomia (left of centre), taken by the Hubble Space Telescope.
Eris (centre) and Dysnomia (left of centre).
Hubble Space Telescope.
Discovery
Discovered byM. E. Brown,
C. A. Trujillo,
D. L. Rabinowitz[1]
Discovery date2005 January 5[2]
Designations
Designation
136199 Eris
2003 UB313[3]
dwarf planet,
TNO,
plutoid,
and SDO[4][5]
AdjectivesEridian
Orbital characteristics[6]
Epoch March 6, 2006
(JD 2453800.5)[7]
Aphelion97.56 AU
14.60×109 km
Perihelion37.77 AU
5.65×109 km
67.67 AU
10.12×109 km
Eccentricity0.441 77
203,600 days
557 years
3.436 km/s
197.634 27°
Inclination44.187°
35.869 6°
151.430 5°
Known satellites1
Physical characteristics
1300+200
−100
km[8]
Mass(1.67±0.02)×1022 kg[9]
~0.8 m/s²
> 8 h?
Albedo0.86 ± 0.07
Surface temp. min mean max
(approx) 30 K 42.5 K 55 K
18.7[10]
−1.12 ± 0.01[6]
40 milli-arcsec[11]
  1. ^ Staff (2007-05-01). "Discovery Circumstances: Numbered Minor Planets". IAU: Minor Planet Center. Retrieved 2007-05-05.
  2. ^ Cite error: The named reference New Planet was invoked but never defined (see the help page).
  3. ^ Staff (2004-02-29). "Minor Planet Designations". IAU: Minor Planet Center. Retrieved 2007-05-05.
  4. ^ "List Of Centaurs and Scattered-Disk Objects". Minor Planet Center. Retrieved 2008-09-10.
  5. ^ Cite error: The named reference Buie was invoked but never defined (see the help page).
  6. ^ a b "JPL Small-Body Database Browser: 136199 Eris (2003 UB313)". 2008-10-04 last obs. Retrieved 2009-01-21. {{cite web}}: Check date values in: |date= (help)
  7. ^ Asteroid Observing Services
  8. ^ John Stansberry, Will Grundy, Mike Brown, John Spencer, David Trilling, Dale Cruikshank, Jean-Luc Margot (2007). "Physical Properties of Kuiper Belt and Centaur Objects: Constraints from Spitzer Space Telescope". University of Arizona, Lowell Observatory, California Institute of Technology, NASA Ames Research Center, Southwest Research Institute, Cornell University. Retrieved 2007-05-18.{{cite web}}: CS1 maint: multiple names: authors list (link)
  9. ^ Michael E. Brown and Emily L. Schaller (2007). "The Mass of Dwarf Planet Eris" (abstract page). Science. 316 (5831): 1585. doi:10.1126/science.1139415. PMID 17569855.
  10. ^ "AstDys (136199) Eris Ephemerides". Department of Mathematics, University of Pisa, Italy. Retrieved 2009-03-16.
  11. ^ Cite error: The named reference nature was invoked but never defined (see the help page).