(31104) Annanetrebko Main-belt Asteroid
Discovered on 30 July 1997 by ODAS at Caussols.
Anna Iourievna Netrebko (b. 1971) is an Austrian soprano of Russian origin. She has an ample and powerful voice, allowing her to play a broad repertoire going from the Italian operas, to Mozart to the Wagnerian operas.Naming citation (MPC batch dated 2018-01-31), IAU / Minor Planet Center, via NASA/JPL
Where Annanetrebko is today
Seen from above the solar system on 2026-10-14: Annanetrebko is 2.44 au from the Sun and 2.70 au from Earth. Computed from JPL's orbital elements.
Facts
| Number | 31104 |
| Provisional designation | 1997 OK2 |
| Orbit class | Main-belt Asteroid |
| Diameter | 2.65 km (#15,961 largest of 17,440 named asteroids with a measured size) |
| Albedo | 0.280 |
| Absolute magnitude (H) | 15.2 |
| Orbital period | 3.43 years |
| Semi-major axis | 2.28 au |
| Perihelion – aphelion | 1.97 – 2.58 au |
| Eccentricity | 0.132 |
| Inclination | 5.08° |
| Closest distance between its orbit and Earth's (MOID) | 0.968 au |
Data: NASA/JPL Small-Body Database and the IAU Minor Planet Center.
Also named after someone called Anna
- (9823) Annantalova
- (10471) Marciniak
- (10784) Noailles
- (11299) Annafreud
- (13895) Letkasagjonica
- (15014) Annagekker
- (15753) Rathsman
- (17921) Aldeobaldia
- (19235) van Schurman
- (20180) Annakoleny
- (21720) Pilishvili
- (22540) Mork
All asteroids named after someone called Anna