2709 Sagan
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A three-dimensional model of 2709 Sagan based on its light curve. | |
| Discovery | |
|---|---|
| Discovered by | Edward L. G. Bowell |
| Discovery date | March 21, 1982 |
| Designations | |
Named after | Carl Sagan |
|
1951 WF1; 1959 CC; 1959 EA1; 1964 WT; 1982 FE2; 1982 FH | |
| Main belt (Flora family) | |
| Orbital characteristics | |
| Epoch June 14, 2006 (JD 2453900.5) | |
| Aphelion | 351.134 Gm (2.347 AU) |
| Perihelion | 305.739 Gm (2.044 AU) |
| 328.437 Gm (2.195 AU) | |
| Eccentricity | 0.069 |
| 1188.195 d (3.25 a) | |
Average orbital speed | 20.08 km/s |
| 157.291° | |
| Inclination | 2.733° |
| 241.289° | |
| 308.010° | |
| Physical characteristics | |
| Dimensions | 20.2 km |
| Mass | 8.6×1015? kg |
Mean density | 2.0? g/cm³ |
| 0.0056? m/s² | |
| 0.0107? km/s | |
| ? d | |
| Albedo | 0.10? |
| Temperature | ~188 K |
Spectral type | S |
| 13.3 | |
|
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2709 Sagan is a small main belt asteroid, which was discovered by Edward L. G. Bowell in 1982. It is named after the late astronomer Carl Sagan.
Sagan is an S-type asteroid, meaning that it is stony in composition.
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