(3607) Naniwa Main-belt Asteroid
Discovered on 18 February 1977 by Kosai, H., Hurukawa, K. at Kiso.
Where Naniwa is today
Seen from above the solar system on 2026-10-14: Naniwa is 2.21 au from the Sun and 1.42 au from Earth. Computed from JPL's orbital elements.
Facts
| Number | 3607 |
| Provisional designation | 1977 DO4 |
| Orbit class | Main-belt Asteroid |
| Diameter | 4.01 km (#12,709 largest of 17,440 named asteroids with a measured size) |
| Albedo | 0.302 |
| Absolute magnitude (H) | 14.2 |
| Orbital period | 3.37 years |
| Semi-major axis | 2.25 au |
| Perihelion – aphelion | 2.09 – 2.40 au |
| Eccentricity | 0.0685 |
| Inclination | 2.84° |
| Closest distance between its orbit and Earth's (MOID) | 1.11 au |
Data: NASA/JPL Small-Body Database and the IAU Minor Planet Center.
Also discovered on 18 February 1977
- (2330) Ontake
- (2924) Mitake-mura
- (2960) Ohtaki
- (3249) Musashino
- (3391) Sinon
- (4186) Tamashima
- (4812) Hakuhou
- (4963) Kanroku
- (5017) Tenchi
- (5082) Nihonsyoki
- (7104) Manyousyu
- (7105) Yousyozan
More named asteroids discovered by Kosai, H., Hurukawa, K.
- (2271) Kiso
- (2330) Ontake
- (2470) Agematsu
- (2924) Mitake-mura
- (2960) Ohtaki
- (3111) Misuzu
- (3249) Musashino
- (3291) Dunlap
- (3319) Kibi
- (3320) Namba
- (3391) Sinon
- (3878) Jyoumon
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