128P/Shoemaker–Holt
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| Discovery | |
|---|---|
| Discovered by | Carolyn S. Shoemaker Eugene Merle Shoemaker Henry E. Holt |
| Discovery date | October 18, 1987 |
| Alternative designations |
1988 VII; 1996 S2 |
| Orbital characteristics A | |
| Epoch | March 6, 2006 |
| Aphelion | 5.952 AU |
| Perihelion | 3.068 AU |
| Semi-major axis | 4.51 AU |
| Eccentricity | 0.3197 |
| Orbital period | 9.579 a |
| Inclination | 4.3555° |
| Last perihelion | June 13, 2007 |
| Next perihelion | January 10, 2017[1] |
128P/Shoemaker–Holt, also known as Shoemaker-Holt 1, is a periodic comet in the solar system.
The nucleus was split into two pieces during the 1997 apparition.[2]
References[edit]
- ^ Syuichi Nakano (2006-09-30). "128P/Shoemaker-Holt 1 - B (NK 2190)". OAA Computing and Minor Planet Sections. Retrieved 2012-02-25.
- ^ Seiichi Yoshida (2008-08-10). "128P/Shoemaker-Holt 1". Seiichi Yoshida's Comet Catalog. Retrieved 2012-02-25.
External links[edit]
- Orbital simulation from JPL (Java) / Horizons Ephemeris
- 128P/Shoemaker-Holt 1 – Seiichi Yoshida @ aerith.net
- 128P at Kronk's Cometography
| Periodic comets (by number) | ||
|---|---|---|
| Previous 127P/Holt-Olmstead |
128P/Shoemaker–Holt | Next 129P/Shoemaker-Levy |
 |
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