4340 Dence
| Discovery[1] | |
|---|---|
| Discovered by | Carolyn S. Shoemaker |
| Discovery site | Palomar Observatory |
| Discovery date | 4 May 1986 |
| Designations | |
| MPC designation | 4340 |
| 1986 JZ | |
| Main belt [2] | |
| Orbital characteristics[3][2] | |
| Epoch 13 January 2016 (JD 2457400.5) | |
| Uncertainty parameter 0 | |
| Observation arc | 13266 days (36.32 yr) |
| Aphelion | 2.94653 AU (440.795 Gm) |
| Perihelion | 1.84162 AU (275.502 Gm) |
| 2.39407 AU (358.148 Gm) | |
| Eccentricity | 0.230760 |
| 3.70 yr (1353.0 d) | |
| 359.803° | |
| 0° 15m 57.859s / day | |
| Inclination | 25.1509° |
| 81.0237° | |
| 175.737° | |
| Earth MOID | 0.825645 AU (123.5147 Gm) |
| Jupiter MOID | 2.12935 AU (318.546 Gm) |
| Jupiter Tisserand parameter | 3.368 |
| Physical characteristics | |
| 15.473 ± 0.005 hours,[4] 7.546 h (0.3144 d)[2] | |
| 13.1,[5] 12.6[2] | |
|
| |
4340 Dence (1986 JZ) is a main-belt asteroid discovered on May 4, 1986 by Carolyn S. Shoemaker at Palomar Observatory.[1] Named in honor of Michael R. Dence executive director of the Royal Society of Canada.[6]
References
- 1 2 "Discovery Circumstances: Numbered Minor Planets (1)-(5000)". IAU: Minor Planet Center. Archived from the original on 2 February 2009. Retrieved January 7, 2009.
- 1 2 3 4 "4340 Dence (1986 JZ)". JPL Small-Body Database. NASA/Jet Propulsion Laboratory. Retrieved 14 April 2016.
- ↑ "(4340) Dence". AstDyS. Italy: University of Pisa. Retrieved January 9, 2009.
- ↑ Maurice Clark (2008). "Asteroid Lightcurve Observations". The Minor Planet Bulletin 35 (4): 152–154. Bibcode:2008MPBu...35..152C.
- ↑ Tholen (2007). "Asteroid Absolute Magnitudes". EAR-A-5-DDR-ASTERMAG-V11.0. Planetary Data System. Archived from the original on 1 December 2008. Retrieved January 8, 2009.
- ↑ Schmadel, Lutz; International Astronomical Union (2003). Dictionary of minor planet names (fifth ed.). Germany: Springer. p. 372. ISBN 978-3-540-00238-3. Retrieved January 9, 2009.
External links
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