Dwarf Planet Makemake Data

Orbital Elements

Semimajor Axis: 45.4307 AU

Eccentricity: 0.161250

Inclination: 28.98347°

Argument of Perifocus: 294.835°

Longitude of Ascending Node: 79.6194°

Mean Motion: 0.00321870° per day

Time of Periapsis: 1879 August 16

Orbital Period: 306.22 years

Mass: 0.00052 M_E

Equatorial Radius: 0.00011 R_E

Rotational Inclination: ?

Rotational Period: 22.48 hours

Surface Temperature: ~ -240°C

Atmosphere: Trace

Satellites

Satellite Name	Orbital Semimajor Axis (km)	Orbital Period (days)	Mass (kg)	Discovery
Satellite Name	Orbital Semimajor Axis (km)	Orbital Period (days)	Mass (kg)	Discoverer Name	Announcement Date
S/2015 (136472) 1	> 21000	> 12.4		A. H. Parker, et al	2016 April 26

1 AU = 1.49597870691·10¹¹ m 1 year = 365.25 days = 31557600 s
1 M_E = 5.9742·10²⁴ kg 1 R_E = 6.378136·10⁶ m

The URL of this page is: http://www.princeton.edu/~willman/planetary_systems/Sol/Makemake

This page was last updated: 2020 October 5

You may contact Alex at: willman@Princeton.EDU

Go Back to the table of Sol Planetary System Data
Go Back to the table of Known Planetary Systems
Go Back to the list of Alex Willman's Recent Work
Go Back to Alex Willman's Home Page