(4957) Brucemurray Amor
Discovered on 15 December 1990 by E. F. Helin at Palomar.
Where Brucemurray is today
Seen from above the solar system on 2026-10-14: Brucemurray is 1.89 au from the Sun and 2.60 au from Earth. Computed from JPL's orbital elements.
Facts
| Number | 4957 |
| Provisional designation | 1990 XJ |
| Orbit class | Amor · near-Earth |
| Diameter | 3.50 km (#13,972 largest of 17,440 named asteroids with a measured size) |
| Albedo | 0.132 |
| Rotation period | 2.89 hours |
| Spectral type | S |
| Absolute magnitude (H) | 15.05 |
| Orbital period | 1.96 years |
| Semi-major axis | 1.57 au |
| Perihelion – aphelion | 1.22 – 1.91 au |
| Eccentricity | 0.219 |
| Inclination | 35.0° |
| Closest distance between its orbit and Earth's (MOID) | 0.425 au |
Data: NASA/JPL Small-Body Database and the IAU Minor Planet Center.
Also discovered on 15 December 1990
More named asteroids discovered by E. F. Helin
- (1982) Cline
- (2048) Dwornik
- (2050) Francis
- (2062) Aten
- (2074) Shoemaker
- (2083) Smither
- (2099) Opik
- (2100) Ra-Shalom
- (2128) Wetherill
- (2143) Jimarnold
- (2220) Hicks
- (2335) James
← (4956) Noymer · (4958) Wellnitz →