(74818) Iten Main-belt Asteroid
Discovered on 7 October 1999 by S. Sposetti at Gnosca.
Marco Iten (b. 1950) is a goldsmith and a skilled model train hobbyist, living in Gordola, Switzerland. He is also an amateur astronomer who observes asteroidal occultations and meteoroid impacts on the Moon.Naming citation (MPC batch dated 2014-07-12), IAU / Minor Planet Center, via NASA/JPL
Where Iten is today
Seen from above the solar system on 2026-10-14: Iten is 2.42 au from the Sun and 3.41 au from Earth. Computed from JPL's orbital elements.
Facts
| Number | 74818 |
| Provisional designation | 1999 TW10 |
| Orbit class | Main-belt Asteroid |
| Diameter | 2.29 km (#16,637 largest of 17,440 named asteroids with a measured size) |
| Albedo | 0.148 |
| Absolute magnitude (H) | 15.85 |
| Orbital period | 3.67 years |
| Semi-major axis | 2.38 au |
| Perihelion – aphelion | 2.04 – 2.72 au |
| Eccentricity | 0.144 |
| Inclination | 8.78° |
| Closest distance between its orbit and Earth's (MOID) | 1.06 au |
Data: NASA/JPL Small-Body Database and the IAU Minor Planet Center.
Also named after someone called Marco
- (7388) Marcomorelli
- (10149) Cavagna
- (10277) Micheli
- (10738) Marcoaldo
- (11951) Marcoschioppa
- (16250) Delbo
- (24818) Menichelli
- (29457) Marcopolo
- (31415) Fenucci
- (44005) Migliardi
- (49443) Marcobondi
- (50275) Marcocasalini
All asteroids named after someone called Marco
Also discovered on 7 October 1999
- (12931) Mario
- (16089) Lamb
- (16090) Lukaszewski
- (16091) Malchiodi
- (19704) Medlock
- (20643) Angelicaliu
- (20644) Amritdas
- (20645) Ryderstrauss
- (20646) Nikhilgupta
- (20647) Ryujiokazaki
- (21850) Abshir
- (21852) Bolander