(9703) Sussenbach Main-belt Asteroid
Discovered on 30 September 1973 by van Houten, C. J., van Houten-Groeneveld, I., Gehrels, T. at Palomar.
John Sussenbach (b. 1938) is a Dutch amateur astronomer known for his excellent sky photographs. He founded the Dutch Working Group for Sky Photography and received the Van der Bilt Prize. The name was suggested by C. de Jager.Naming citation (20001111/MPCPages.arc), IAU / Minor Planet Center, via NASA/JPL
Where Sussenbach is today
Seen from above the solar system on 2026-10-14: Sussenbach is 2.33 au from the Sun and 1.98 au from Earth. Computed from JPL's orbital elements.
Facts
| Number | 9703 |
| Provisional designation | 3146 T-2 |
| Orbit class | Main-belt Asteroid |
| Diameter | 1.96 km (#17,064 largest of 17,440 named asteroids with a measured size) |
| Albedo | 0.348 |
| Absolute magnitude (H) | 15.96 |
| Orbital period | 3.56 years |
| Semi-major axis | 2.33 au |
| Perihelion – aphelion | 2.17 – 2.49 au |
| Eccentricity | 0.0679 |
| Inclination | 3.73° |
| Closest distance between its orbit and Earth's (MOID) | 1.19 au |
Data: NASA/JPL Small-Body Database and the IAU Minor Planet Center.
Also named after someone called John
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- (5216) Cannizzo
- (5362) Johnyoung
- (5517) Johnerogers
- (5558) Johnnapier
All asteroids named after someone called John
Also discovered on 30 September 1973
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