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
발견일: 1955-03-22
관측 횟수: 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.
궤도 파라미터
반장축
43.06 AU
이심률
0.1944
근일점
34.688 AU
원일점
51.430864 AU
궤도 경사
28.21°
공전 주기
281.9986 yr
历元
2461200.5
평균 근점각
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.
물리적 파라미터
직경
— km
반사율
—
밀도
— g/cm³
자전 주기
3.9154 h
절대 등급
0.14
궤도 품질
RMS
0.25427
상태 코드
1
궤도 ID
—
