Makemake
136472 Makemake (2005 FY9)
📋 A written introduction is coming — for now this page shows official values only.
Physical data
- Mean radius
- 714 km
- Equatorial radius
- 717 km
- Mass
- 3,100 × 10²⁴ kg
- Density
- 2.1 g/cm³
- Surface gravity
- 0.4 m/s²
- Escape velocity
- 0.76 km/s
- Rotation period
- 0.937 days
- Orbital period
- 307.54 years
- Albedo
- 0.81
- Absolute magnitude V(1,0)
- -0.2 mag
- Absolute magnitude H
- -0.25 mag
Source:NASA JPL Solar System Dynamics · checked 2026-11-02 ↗NASA JPL Small-Body Database · checked 2026-11-02 ↗
Orbit
- Orbit class (JPL)
- TNO — TransNeptunian Object
- Semi-major axis
- 45.6 AU
- Eccentricity
- 0.159
- Inclination
- 29°
- Perihelion distance
- 38.3 AU
- Aphelion distance
- 52.8 AU
- Orbital period
- 112,000 days
- Perihelion passage
- JD 2408158.694
- Earth MOID
- 37.4 AU
Earth approach
- Potentially hazardous (PHA)
- No
- Near-Earth object (NEO)
- No
In everyday life
- Its diameter is about 11% of Earth's (radius 714 km ÷ Earth's 6,371 km).
- One orbit takes about 112,000 Earth days (about 306.6 years).
- Sunlight needs about 6.3 hours to reach it on average (semi-major axis 45.6 AU) — versus about 8 min 19 s to Earth.