100P/Hartley 1
| Discovery | |
|---|---|
| Discovered by | Malcolm Hartley |
| Discovery date | June 13, 1985 |
| Alternative designations | 1991 VII; 1985 VII |
| Orbital characteristics A | |
| Epoch |
2011-Dec-05 2455900.5 |
| Aphelion | 4.841 AU |
| Perihelion | 1.990 AU |
| Semi-major axis | 3.416 AU |
| Eccentricity | 0.4172 |
| Orbital period | 6.31 a |
| Inclination | 25.661° |
| Last perihelion | 2009 Dec. 6 |
| Next perihelion | 2016 Apr. 2[1][2] |
100P/Hartley 1, also known as Hartley 1, is a periodic, Jupiter family comet in our solar system.[3]
On 29 April 2164 the comet will pass 0.487 AU (72,900,000 km; 45,300,000 mi) from Earth.[4]
References
- ↑ "100P/Hartley Orbit". Minor Planet Center. Retrieved 2014-11-01.
- ↑ Patrick Rocher (2010-07-12). "Note number : 0056 P/Hartley 1 : 100P". Institut de mécanique céleste et de calcul des éphémérides. Retrieved 2012-02-20.
- ↑ "100P/Hartley 1". NASA JPL.
- ↑ "JPL Close-Approach Data: 100P/Hartley 1". 2010-07-12. Retrieved 2012-02-23.
External links
- Orbital simulation from JPL (Java) / Horizons Ephemeris
- 100P/Hartley 1 – Seiichi Yoshida @ aerith.net
- 100P at Kronk's Cometography
| Periodic comets (by number) | ||
|---|---|---|
| Previous 99P/Kowal |
100P/Hartley 1 | Next 101P/Chernykh |