(12178) Dhani Main-belt Asteroid
Discovered on 16 October 1977 by van Houten, C. J., van Houten-Groeneveld, I., Gehrels, T. at Palomar.
Indonesian astronomer and solar physicist Herdiwijaya Dhani (b. 1963) was director of Bosscha Observatory in Lembang during 2004-2005. He is known for his work on binaries, solar magnetic activity and its influence on weather and climate.Naming citation (20101128/MPCPages.arc), IAU / Minor Planet Center, via NASA/JPL
Where Dhani is today
Seen from above the solar system on 2026-10-14: Dhani is 2.76 au from the Sun and 1.79 au from Earth. Computed from JPL's orbital elements.
Facts
| Number | 12178 |
| Provisional designation | 4304 T-3 |
| Orbit class | Main-belt Asteroid |
| Absolute magnitude (H) | 14.78 |
| Orbital period | 4.47 years |
| Semi-major axis | 2.71 au |
| Perihelion – aphelion | 2.64 – 2.78 au |
| Eccentricity | 0.0257 |
| Inclination | 4.49° |
| Closest distance between its orbit and Earth's (MOID) | 1.66 au |
Data: NASA/JPL Small-Body Database and the IAU Minor Planet Center.
Also discovered on 16 October 1977
- (3798) de Jager
- (3936) Elst
- (4044) Erikhog
- (4108) Rakos
- (4722) Agelaos
- (4753) Phidias
- (4754) Panthoos
- (5610) Balster
- (5699) Munch
- (5700) Homerus
- (5984) Lysippus
- (6055) Brunelleschi