Haumea
Haumea (minor-planet number 136108) is a dwarf planet located beyond Neptune's orbit. It was discovered in 2004 by a team headed by Mike Brown of Caltech at the Palomar Observatory, and formally announced in 2005 by a team headed by José Luis Ortiz Moreno at the Sierra Nevada Observatory in Spain, who had discovered it that year in precovery images taken by the team in 2003. From that announcement, it received the provisional designation 2003 EL61.
asteroid
Entdeckt: 1955-03-22
Beobachtungen: 6,692
Haumea (minor-planet number 136108) is a dwarf planet located beyond Neptune's orbit. It was discovered in 2004 by a team headed by Mike Brown of Caltech at the Palomar Observatory, and formally announced in 2005 by a team headed by José Luis Ortiz Moreno at the Sierra Nevada Observatory in Spain, who had discovered it that year in precovery images taken by the team in 2003. From that announcement, it received the provisional designation 2003 EL61.
Bahnparameter
Halbachse
43.06 AU
Exzentrizität
0.1944
Perihel
34.688 AU
Aphel
51.430864 AU
Inklination
28.21°
Umlaufzeit
281.9986 yr
Äon
2461200.5
Mittlere Anomalie
223.21°
Orbit diagram
The Sun sits at the focus (orange). Earth's orbit is the grey circle at 1 AU. The red dot marks the object's position at the catalog epoch.
Physikalische Parameter
Durchmesser
— km
Albedo
—
Dichte
— g/cm³
Rotationszeit
3.9154 h
Absolute Helligkeit
0.14
Bahnqualität
RMS
0.25427
Zustandscode
1
Bahn-ID
—
