(17617) Takimotoikuo Main-belt Asteroid
Discovered on 28 October 1995 by Endate, K., Watanabe, K. at Kitami.
Ikuo Takimoto (b. 1954) became interested in astronomy after seeing a photograph of Comet Ikeya-Seki. He now photographs sunspots and solar prominences, in both white light and H-α, at the private observatory he completed in 1988.Naming citation (MPC batch dated 2014-01-16), IAU / Minor Planet Center, via NASA/JPL
Where Takimotoikuo is today
Seen from above the solar system on 2026-10-14: Takimotoikuo is 2.55 au from the Sun and 1.57 au from Earth. Computed from JPL's orbital elements.
Facts
| Number | 17617 |
| Provisional designation | 1995 UD45 |
| Orbit class | Main-belt Asteroid |
| Diameter | 10.5 km (#4,816 largest of 17,440 named asteroids with a measured size) |
| Albedo | 0.211 |
| Absolute magnitude (H) | 12.58 |
| Orbital period | 5.20 years |
| Semi-major axis | 3.00 au |
| Perihelion – aphelion | 2.54 – 3.46 au |
| Eccentricity | 0.153 |
| Inclination | 12.4° |
| Closest distance between its orbit and Earth's (MOID) | 1.55 au |
Data: NASA/JPL Small-Body Database and the IAU Minor Planet Center.
Also named after someone called Ikuo
All asteroids named after someone called Ikuo
Also discovered on 28 October 1995
- (7494) Xiwanggongcheng
- (9090) Chirotenmondai
- (9215) Taiyonoto
- (13163) Koyamachuya
- (16719) Mizokami
- (22416) Tanimotoyoshi