(1877) Marsden Outer Main-belt Asteroid
Discovered on 24 March 1971 by T. Gehrels at Palomar.
Where Marsden is today
Seen from above the solar system on 2026-10-14: Marsden is 3.62 au from the Sun and 4.56 au from Earth. Computed from JPL's orbital elements.
Facts
| Number | 1877 |
| Provisional designation | 1971 FC |
| Orbit class | Outer Main-belt Asteroid |
| Diameter | 35.6 km (#1,130 largest of 17,440 named asteroids with a measured size) |
| Albedo | 0.0730 |
| Rotation period | 14.4 hours |
| Absolute magnitude (H) | 10.91 |
| Orbital period | 7.85 years |
| Semi-major axis | 3.95 au |
| Perihelion – aphelion | 3.14 – 4.76 au |
| Eccentricity | 0.205 |
| Inclination | 17.5° |
| Closest distance between its orbit and Earth's (MOID) | 2.17 au |
Data: NASA/JPL Small-Body Database and the IAU Minor Planet Center.
Also discovered on 24 March 1971
- (1864) Daedalus
- (1870) Glaukos
- (1871) Astyanax
- (1872) Helenos
- (6672) Corot
- (6750) Katgert
- (11249) Etna
- (23403) Boudewijnbuch