(3603) Gajdusek Main-belt Asteroid
Discovered on 5 September 1981 by L. Brozek at Klet.
Where Gajdusek is today
Seen from above the solar system on 2026-10-14: Gajdusek is 2.37 au from the Sun and 2.00 au from Earth. Computed from JPL's orbital elements.
Facts
| Number | 3603 |
| Provisional designation | 1981 RM |
| Orbit class | Main-belt Asteroid |
| Diameter | 7.61 km (#6,990 largest of 17,440 named asteroids with a measured size) |
| Albedo | 0.211 |
| Rotation period | 4.77 hours |
| Absolute magnitude (H) | 12.81 |
| Orbital period | 4.12 years |
| Semi-major axis | 2.57 au |
| Perihelion – aphelion | 2.24 – 2.90 au |
| Eccentricity | 0.128 |
| Inclination | 5.24° |
| Closest distance between its orbit and Earth's (MOID) | 1.22 au |
Data: NASA/JPL Small-Body Database and the IAU Minor Planet Center.