Eris
dwarf planet in the Solar System
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Summary
Eris is an asteroid[1]. Eris ranks in the top 0.049% of asteroid entities by monthly Wikipedia readership (14,658 views/month, #2 of 4,107).[2]
Key Facts
- Discoverer or inventor: Michael E. Brown[3], Chadwick Trujillo[4], David L. Rabinowitz[5]
- Instance of: dwarf planet[6], plutoid[7], astronomical object[8]
- Site of astronomical discovery: Palomar Observatory[9]
- Named after: Eris[10]
- Follows: (136198) 2003 UJ296[11]
- Followed by: (136200) 2003 VS5[12]
- Minor planet group: trans-Neptunian object[13], plutoid[14]
- Location: Solar System[15]
- Part of: scattered disc[16]
- Commons category: 136199 Eris[17]
- Parent astronomical body: Sun[18]
- Child astronomical body: Dysnomia[19]
- Unicode character: ⯰[20]
- Time of discovery or invention: October 21, 2003[21]
- Significant event: naming[22]
- IPA transcription: ˈeːʁɪs[23]
- Topic's main category: Category:Eris (dwarf planet)[24]
- Orbital eccentricity: 0.43883[25], 0.4346554671925892[26]
- Apparent magnitude: 18.7[27]
- Described by source: Size, density, albedo and atmosphere limit of dwarf planet Eris from a stellar occultation[28]
- Official name: 136199 Eris[29]
- Absolute magnitude: -1.1[30]
- Orbital inclination: 44.1444[31]
- Area: 17,000,000[32]
- Density: 2.43[33]
Why It Matters
Eris has Wikipedia articles in 30 language editions, a strong signal of global cultural recognition.[34] Eris is known by 40 alternative names across languages and contexts.[35]