(4272) Entsuji Main-belt Asteroid
Discovered on 12 March 1977 by Kosai, H., Hurukawa, K. at Kiso.
Where Entsuji is today
Seen from above the solar system on 2026-10-14: Entsuji is 1.81 au from the Sun and 0.865 au from Earth. Computed from JPL's orbital elements.
Facts
| Number | 4272 |
| Provisional designation | 1977 EG5 |
| Orbit class | Main-belt Asteroid |
| Diameter | 7.67 km (#6,906 largest of 17,440 named asteroids with a measured size) |
| Albedo | 0.119 |
| Rotation period | 2.81 hours |
| Spectral type | S |
| Absolute magnitude (H) | 12.93 |
| Orbital period | 3.65 years |
| Semi-major axis | 2.37 au |
| Perihelion – aphelion | 1.78 – 2.96 au |
| Eccentricity | 0.249 |
| Inclination | 9.27° |
| Closest distance between its orbit and Earth's (MOID) | 0.777 au |
Data: NASA/JPL Small-Body Database and the IAU Minor Planet Center.
Also discovered on 12 March 1977
- (3319) Kibi
- (5454) Kojiki
- (6218) Mizushima
- (10009) Hirosetanso
- (12186) Mitukurigen
- (14315) Ogawamachi
- (14316) Higashichichibu
- (14795) Syoyou
- (15202) Yamada-Houkoku
- (15671) Suzannedebarbat
- (15672) Sato-Norio
- (19917) Dazaifu