Discovery[1] | |
---|---|
Discovered by | Spacewatch |
Discovery site | Kitt Peak National Obs. |
Discovery date | 25 April 2004 |
Designations | |
2004 HR56 | |
Orbital characteristics[1] | |
Epoch 26 April 2004 (JD 2453121.5) | |
Uncertainty parameter 9 | |
Observation arc | (3 days) |
Aphelion | 2.2331 AU |
Perihelion | 0.8772 AU |
1.5552 AU | |
Eccentricity | 0.4359 |
1.94 yr (708 days) | |
41.043° | |
0° 30m 29.52s / day | |
Inclination | 5.9726° |
41.102° | |
87.895° | |
Earth MOID | 0.0601 AU (23.4 LD) |
Physical characteristics | |
[2] | |
23.3[1] | |
2004 HR56, is a micro-asteroid, classified as near-Earth object belonging to the Apollo group. It was first observed by Spacewatch at Kitt Peak National Observatory on 25 April 2004.[3]