C/1864 N1 (Tempel)
< C
| Discovery | |
|---|---|
| Discovered by | Wilhelm Tempel |
| Discovery site | Marseille Observatory |
| Discovery date | 5 July 1864 |
| Designations | |
| 1864 II | |
| Orbital characteristics | |
| Epoch | 28 July 1864 (JD 2402080.5) |
| Observation arc | 78 days |
| Number of observations | 206 |
| Aphelion | 497 AU |
| Perihelion | 0.909 AU |
| Semi-major axis | 249 AU |
| Eccentricity | 0.9964 |
| Orbital period | 3,930 years |
| Inclination | 178.13° |
| 97.67° | |
| Argument of periapsis | 151.58° |
| Last perihelion | 16 August 1864 |
| TJupiter | -1.160 |
| Earth MOID | 0.0054 AU |
| Physical characteristics | |
| Comet total magnitude (M1) | 6.2 |
| 2–3 (1864 apparition) | |
C/1864 N1 (Tempel) is a non-periodic comet discovered by Wilhelm Tempel on 5 July 1864. It was the first comet whose spectrum was analysed.