Apollo asteroid
The Apollo asteroids are a group of near-Earth asteroids named after 1862 Apollo, the first asteroid of this group to be discovered. They have average orbital diameters greater than that of the Earth. Notice the important condition of "average" orbital diameters. Some Apollos have eccentric orbits that cross the orbit of the Earth, making them a potential threat to our planet.The largest known Apollo asteroid is 1866 Sisyphus, with a diameter of about 10 km.
Well-known Apollo asteroids include:
| Name | Year | Discoverer |
|---|---|---|
| 2004 AS1 | 2004 | LINEAR |
| 1998 KY26 | 1998 | Spacewatch |
| 1997 XR2 | 1997 | LINEAR |
| 69230 Hermes | 1937 | Karl Reinmuth |
| (53319) 1999 JM8 | 1999 | LINEAR |
| (52760) 1998 ML14 | 1998 | LINEAR |
| (35396) 1997 XF11 | 1997 | Spacewatch |
| (29075) 1950 DA | 1950 | Carl A. Wirtanen |
| 25143 Itokawa | 1998 | LINEAR |
| 6489 Golevka | 1991 | Eleanor Helin |
| 4769 Castalia | 1989 | Eleanor Helin |
| 4660 Nereus | 1982 | Eleanor Helin |
| 4581 Asclepius | 1989 | H. E. Holt, N. G. Thomas |
| 4486 Mithra | 1987 | Eric Elst, Vladimir Shkodrov |
| (4197) 1982 TA | 1982 | Eleanor Helin, Eugene Shoemaker |
| 4183 Cuno | 1959 | C. Hoffmeister |
| 4179 Toutatis | 1989 | Christian Pollas |
| 4015 Wilson-Harrington | 1979 | Eleanor Helin |
| 3200 Phaethon | 1983 | IRAS |
| 2101 Adonis | 1936 | Eugene Delporte |
| 2063 Bacchus | 1977 | Charles Kowal |
| 1866 Sisyphus | 1972 | Paul Wild |
| 1862 Apollo | 1932 | Karl Reinmuth |
| 1685 Toro | 1948 | Carl A. Wirtanen |
| 1620 Geographos | 1951 | A. G. Wilson, Rudolph Minkowski |
| 1566 Icarus | 1949 | Walter Baade |