(2397) Lappajarvi Main-belt Asteroid
Discovered on 22 February 1938 by Y. Vaisala at Turku.
Where Lappajarvi is today
Seen from above the solar system on 2026-10-14: Lappajarvi is 3.62 au from the Sun and 4.10 au from Earth. Computed from JPL's orbital elements.
Facts
| Number | 2397 |
| Provisional designation | 1938 DV |
| Orbit class | Main-belt Asteroid |
| Diameter | 16.4 km (#2,811 largest of 17,440 named asteroids with a measured size) |
| Albedo | 0.263 |
| Rotation period | 9.04 hours |
| Absolute magnitude (H) | 11.11 |
| Orbital period | 5.43 years |
| Semi-major axis | 3.09 au |
| Perihelion – aphelion | 2.55 – 3.63 au |
| Eccentricity | 0.174 |
| Inclination | 10.3° |
| Closest distance between its orbit and Earth's (MOID) | 1.59 au |
Data: NASA/JPL Small-Body Database and the IAU Minor Planet Center.
Also discovered on 22 February 1938
More named asteroids discovered by Y. Vaisala
- (1391) Carelia
- (1398) Donnera
- (1405) Sibelius
- (1406) Komppa
- (1407) Lindelof
- (1421) Esperanto
- (1424) Sundmania
- (1446) Sillanpaa
- (1447) Utra
- (1448) Lindbladia
- (1449) Virtanen
- (1450) Raimonda
← (2396) Kochi · (2398) Jilin →