46 Hestia
Encyclopedia : 4 : 46 : 46H : 46 Hestia
| Orbital characteristics [1] | |
|---|---|
| Orbit type | Main belt (Hestia clump) |
| Semimajor axis | 2.527 AU |
| Perihelion distance | 2.094 AU |
| Aphelion distance | 2.960 AU |
| Orbital period | 4.02 years |
| Inclination | 2.34° |
| Eccentricity | 0.171 |
| Physical characteristics [1] | |
| Diameter | 124.1 km |
| Rotation period [3] | 21.04 hours |
| Spectral class | C |
| Abs. magnitude | 8.36 |
| Albedo [4] | 0.052 |
| History [2] | |
| Discoverer | N. R. Pogson, 1857 |
46 Hestia (hes'-tee-ə ([[Help:Pronunciation respelling key|key]])) is a large, dark Main belt asteroid. It is also the primary body of the Hestia asteroid clump.
It was discovered by N. R. Pogson on August 16, 1857 and is named after Hestia, Greek goddess of the hearth.
Aspects
| Stationary, than retrograde | Opposition | Distance at opposition | Brightness | Stationary, than prograde | Conjunction to sun | |
|---|---|---|---|---|---|---|
| 3. April 2005 | 21. May 2005 | 1,63857 AU | 11,8 mag | 12. July 2005 | 26. January 2006 | |
| 24. September 2006 | 5. November 2006 | 1,19227 AU | 10,7 mag | 16. December 2006 | 13. July 2007 | |
| 3. January 2008 | 24. February 2008 | 1,92615 AU | 12,2 mag | 16. April 2008 | 8. October 2008 | |
| 2. April 2009 | 20. May 2009 | 1,64995 AU | 11,8 mag | 10. July 2009 | 24. January 2010 | |
| 22. September 2010 | 3. November 2010 | 1,18198 AU | 10,6 mag | 13. December 2010 | 11. July 2011 | |
| 2. January 2012 | 23. February 2012 | 1,92181 AU | 12,2 mag | 15. April 2012 | 7. October 2012 | |
| 31. March 2013 | 18. May 2013 | 1,66122 AU | 11,8 mag | 9. July 2013 | 22. January 2014 | |
| 20. September 2014 | 31. October 2014 | 1,17202 AU | 10,6 mag | 11. December 2014 | 10. July 2015 | |
| 1. January 2016 | 22. February 2016 | 1,91738 AU | 12,2 mag | 13. April 2016 | 6. October 2016 | |
| 29. March 2017 | 17. May 2017 | 1,67221 AU | 11,8 mag | 8. July 2017 | 20. January 2018 | |
| 17. September 2018 | 29. October 2018 | 1,16262 AU | 10,6 mag | 8. December 2018 | 8. July 2019 | |
| 31. December 2019 | 21. February 2020 | 1,91265 AU | 12,2 mag | 12. April 2020 | 5. October 2020 |
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| For other objects and regions, see: , , asteroid moons and the Solar system For a complete listing, see: List of asteroids. See also Pronunciation of asteroid names and Meanings of asteroid names. |
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