(4997) Ksana Main-belt Asteroid
Discovered on 6 October 1986 by L. G. Karachkina at Nauchnyj.
Where Ksana is today
Seen from above the solar system on 2026-10-14: Ksana is 2.53 au from the Sun and 3.34 au from Earth. Computed from JPL's orbital elements.
Facts
| Number | 4997 |
| Provisional designation | 1986 TM |
| Orbit class | Main-belt Asteroid |
| Diameter | 9.86 km (#5,187 largest of 17,440 named asteroids with a measured size) |
| Albedo | 0.316 |
| Rotation period | 3.43 hours |
| Spectral type | B |
| Absolute magnitude (H) | 13.16 |
| Orbital period | 4.86 years |
| Semi-major axis | 2.87 au |
| Perihelion – aphelion | 1.92 – 3.82 au |
| Eccentricity | 0.332 |
| Inclination | 32.7° |
| Closest distance between its orbit and Earth's (MOID) | 1.05 au |
Data: NASA/JPL Small-Body Database and the IAU Minor Planet Center.