(15674) Elfving Main-belt Asteroid
Discovered on 2 September 1978 by C.-I. Lagerkvist at La Silla.
Ulf Elfving (b. 1942) has been a journalist on radio and television for about 60 years. He received the Stora Journalistpriset (Swedish Grand Prize for Journalism) in 1989.Naming citation (WGSBN Bull. 1, #8, 6), IAU / Minor Planet Center, via NASA/JPL
Where Elfving is today
Seen from above the solar system on 2026-10-14: Elfving is 2.24 au from the Sun and 2.62 au from Earth. Computed from JPL's orbital elements.
Facts
| Number | 15674 |
| Provisional designation | 1978 RR7 |
| Orbit class | Main-belt Asteroid |
| Diameter | 2.53 km (#16,209 largest of 17,440 named asteroids with a measured size) |
| Albedo | 0.577 |
| Absolute magnitude (H) | 14.6 |
| Orbital period | 3.59 years |
| Semi-major axis | 2.35 au |
| Perihelion – aphelion | 2.23 – 2.46 au |
| Eccentricity | 0.0484 |
| Inclination | 6.17° |
| Closest distance between its orbit and Earth's (MOID) | 1.25 au |
Data: NASA/JPL Small-Body Database and the IAU Minor Planet Center.
Also named after someone called Ulf
All asteroids named after someone called Ulf
Also discovered on 2 September 1978
- (4310) Stromholm
- (7047) Lundstrom
- (8786) Belskaya
- (9265) Ekman
- (9266) Holger
- (9267) Lokrume
- (10013) Stenholm
- (10265) Gunnarsson
- (10458) Sfranke
- (10997) Gahm
- (11256) Fuglesang
- (12663) Bjorkegren