(1505) Koranna Main-belt Asteroid
Discovered on 21 April 1939 by C. Jackson at Johannesburg.
Where Koranna is today
Seen from above the solar system on 2026-10-14: Koranna is 2.46 au from the Sun and 2.59 au from Earth. Computed from JPL's orbital elements.
Facts
| Number | 1505 |
| Provisional designation | 1939 HH |
| Orbit class | Main-belt Asteroid |
| Diameter | 22.3 km (#1,938 largest of 17,440 named asteroids with a measured size) |
| Albedo | 0.107 |
| Rotation period | 4.45 hours |
| Absolute magnitude (H) | 11.43 |
| Orbital period | 4.34 years |
| Semi-major axis | 2.66 au |
| Perihelion – aphelion | 2.30 – 3.01 au |
| Eccentricity | 0.134 |
| Inclination | 14.5° |
| Closest distance between its orbit and Earth's (MOID) | 1.29 au |
Data: NASA/JPL Small-Body Database and the IAU Minor Planet Center.