Dwarf Planet Haumea Data

Orbital Elements
Semimajor Axis:43.1822 AU
Argument of Perifocus:238.779°
Longitude of Ascending Node:122.1628°
Mean Motion:0.00347334° per day
Time of Periapsis:2132 July 11
Orbital Period:283.77 years
Mass:0.00070 ME
Equatorial Radius:0.00012 RE
Rotational Inclination:?
Rotational Period:3.915341 hours
Surface Temperature:~ -241°C


Satellite Name Orbital Semimajor Axis (km) Orbital Period (days) Mass (kg) Discovery
Discoverer NameAnnouncement Date
Hi'iaka 4.99·10449.121.8·1019 M. Brown, et al.2005 October 10
Namaka 2.56·10418.2782·1018 M. Brown, et al.2005 November 29

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

The URL of this page is: http://www.princeton.edu/~willman/planetary_systems/Sol/Haumea
This page was last updated: 2020 October 5
You may contact Alex at: willman@Princeton.EDU

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