(15957) Gemoore Main-belt Asteroid
Discovered on 22 January 1998 by Spacewatch at Kitt Peak.
George Edward Moore (1873-1958) was a philosopher at Cambridge University who helped establish twentieth-century analytic philosophy. In Principia Ethica, Moore concluded that goodness is a simple, undefinable, non-natural property. The name was suggested by R. Jedicke and P. Jedicke.Naming citation (20050523/MPCPages.arc), IAU / Minor Planet Center, via NASA/JPL
Where Gemoore is today
Seen from above the solar system on 2026-10-14: Gemoore is 2.72 au from the Sun and 1.76 au from Earth. Computed from JPL's orbital elements.
Facts
| Number | 15957 |
| Provisional designation | 1998 BB27 |
| Orbit class | Main-belt Asteroid |
| Diameter | 5.34 km (#9,972 largest of 17,440 named asteroids with a measured size) |
| Albedo | 0.205 |
| Rotation period | 17.0 hours |
| Absolute magnitude (H) | 13.93 |
| Orbital period | 5.02 years |
| Semi-major axis | 2.93 au |
| Perihelion – aphelion | 2.62 – 3.25 au |
| Eccentricity | 0.107 |
| Inclination | 1.11° |
| Closest distance between its orbit and Earth's (MOID) | 1.61 au |
Data: NASA/JPL Small-Body Database and the IAU Minor Planet Center.
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