570 Kythera is a large, main belt asteroid orbiting the Sun. It was discovered in 1905 by German astronomer M. F. Wolf at Heidelberg, and was named after the Greek island of Kythira that is associated with Aphrodite.[3] The object is a member of the Cybele asteroid group.[4]
| Discovery | |
|---|---|
| Discovered by | M. F. Wolf |
| Discovery site | Heidelberg |
| Discovery date | 30 July 1905 |
| Designations | |
| (570) Kythera | |
| Pronunciation | /kɪˈθɪərə/[1] |
| 1905 QX | |
| Orbital characteristics[2] | |
| Epoch 31 July 2016 (JD 2457600.5) | |
| Uncertainty parameter 0 | |
| Observation arc | 110.72 yr (40440 d) |
| Aphelion | 3.8365 AU (573.93 Gm) |
| Perihelion | 3.0101 AU (450.30 Gm) |
| 3.4233 AU (512.12 Gm) | |
| Eccentricity | 0.12071 |
| 6.33 yr (2313.5 d) | |
| 125.278° | |
| 0° 9m 20.196s / day | |
| Inclination | 1.7870° |
| 223.762° | |
| 156.205° | |
| Physical characteristics | |
| 51.405±1.4 km | |
| 8.120 h (0.3383 d) | |
| 0.0500±0.003 | |
| 8.81 | |
References
edit- ^ 'Cythera' in Noah Webster (1884) A Practical Dictionary of the English Language
- ^ "570 Kythera (1905 QX)". JPL Small-Body Database. NASA/Jet Propulsion Laboratory. Retrieved 5 May 2016.
- ^ Schmadel, Lutz (2003), Dictionary of Minor Planet Names, Springer Science & Business Media, p. 59, ISBN 9783540002383.
- ^ Lagerkvist, Claes-Ingvar; et al. (January 2001), "A Study of Cybele Asteroids. I. Spin Properties of Ten Asteroids", Icarus, 149 (1): 190–197, Bibcode:2001Icar..149..190L, doi:10.1006/icar.2000.6507.190-197&rft.date=2001-01&rft_id=info:doi/10.1006/icar.2000.6507&rft_id=info:bibcode/2001Icar..149..190L&rft.aulast=Lagerkvist&rft.aufirst=Claes-Ingvar&rft.au=Erikson, Anders&rft.au=Lahulla, Felix&rft.au=De Martino, Mario&rft.au=Nathues, Andreas&rft.au=Dahlgren, Mats&rfr_id=info:sid/en.wikipedia.org:570 Kythera" class="Z3988">
External links
edit- Yeomans, Donald K. (20 April 2007). "570 Kythera (1905 QX)". JPL Small-Body Database Browser. NASA JPL. Retrieved 20 April 2007.
- 570 Kythera at AstDyS-2, Asteroids—Dynamic Site
- 570 Kythera at the JPL Small-Body Database
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