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815 Coppelia 
Summary
815 Coppelia is a minor planet orbiting the Sun that was discovered by German astronomer Max Wolf on 2 February 1916 from Heidelberg[3] named after Coppélia, a comic ballet.
| Discovery | |
|---|---|
| Discovered by | Max Wolf |
| Discovery site | Heidelberg Observatory |
| Discovery date | 2 February 1916 |
| Designations | |
| (815) Coppelia | |
| 1916 YU | |
| Orbital characteristics[1] | |
| Epoch 31 July 2016 (JD 2457600.5) | |
| Uncertainty parameter 0 | |
| Observation arc | 100.20 yr (36597 d) |
| Aphelion | 2.8615 AU (428.07 Gm) |
| Perihelion | 2.4570 AU (367.56 Gm) |
| 2.6593 AU (397.83 Gm) | |
| Eccentricity | 0.076056 |
| 4.34 yr (1583.9 d) | |
| 74.8031° | |
| 0° 13m 38.208s / day | |
| Inclination | 13.864° |
| 57.066° | |
| 59.329° | |
| Earth MOID | 1.50119 AU (224.575 Gm) |
| Jupiter MOID | 2.32242 AU (347.429 Gm) |
| TJupiter | 3.341 |
| Physical characteristics | |
Mean radius | 10.55 km |
| 4.421 h (0.1842 d)[1][2] | |
| 0.2089±0.053 | |
| 10.7 | |
Photometric observations of this asteroid at the Rozhen Observatory in Bulgaria during 2010 gave a light curve with a period of 4.4565 hours and a brightness variation of 0.24 in magnitude. This is consistent with a period of 4.421 hours and an amplitude of 0.27 obtained during a 2006 study.[2]
References edit
- ^ a b Yeomans, Donald K., "815 Coppelia", JPL Small-Body Database Browser, NASA Jet Propulsion Laboratory, retrieved 4 May 2016.
- ^ a b Radeva, V.; et al. (2011), "Rotation periods of the asteroids 55 Pandora, 78 Diana and 815 Coppelia", Bulgarian Astronomical Journal, vol. 17, pp. 133–141, Bibcode:2012MPBu...39...57P.
- ^ "Numbered Minor Planets 1–5000", Discovery Circumstances, IAU Minor Planet center, retrieved 7 April 2013.
External links edit
- 815 Coppelia at AstDyS-2, Asteroids—Dynamic Site
- Ephemeris · Observation prediction · Orbital info · Proper elements · Observational info
- 815 Coppelia at the JPL Small-Body Database
