UPSA Object Registry
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136199 Eris

Dwarf planet
harvesting The full record is being pulled from the archives right now — measurement tables, the Gaia row, catalogue photometry. This page will fill itself in.
Absolute magnitude H
-1.26
Semi-major axis
67.93 au
Eccentricity
0.4382
Inclination
43.93°
Orbital period
561.3 y
Rotation period
25.9 h

Also known as

4 identifiers

136199136199 Eris (2003 UB313)136199 ErisEris

Orbit and body

JPL Small-Body Database · solution by Otto Matic
ClassTNO
Semi-major axis a67.93 au
Eccentricity e0.4382
Inclination i43.93°
Perihelion q / aphelion Q38.163 / 97.71 au
Period205,000 d (561.3 y)
Node Ω / argument ω / M36° / 150.79° / 211.77°
Earth MOID37.2 au
Absolute magnitude H-1.26
Diameter— km
Albedo—
Rotation period25.9 h
Spectral type—
Observation arc1954-09-03 → 2026-02-06 · 4,064 observations

Provenance

where this card came from
ArchiveRead at (UTC)Record
Seeded from the bulk archive load; no per-object fetch yet.

Machine-readable: /api/v1/object/136199-eris · Registry entry updated 2026-08-14.