53 Kalypso
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| Kalypsonian orbital characteristics [1] | |
|---|---|
| Orbit type | Main belt |
| Semimajor axis | 2.619 AU |
| Perihelion distance | 2.084 AU |
| Aphelion distance | 3.154 AU |
| Orbital period | 4.24 years |
| Inclination | 5.15° |
| Eccentricity | 0.204 |
| Kalypsonian physical characteristics [1] | |
| Diameter | 115.4 km |
| Rotation period [3] | 17 hours |
| Abs. magnitude | 8.81 |
| Albedo [4] | 0.040 |
| History [2] | |
| Discoverer | R. Luther, 1858 |
53 Kalypso is a large and very dark main belt asteroid.
It was discovered by R. Luther on April 4, 1858. It is named after Calypso, a sea nymph in Greek mythology.
Calypso is also the name of a moon of Saturn.
Aspects
| Conjunction to sun | Stationary, then retrograde | Opposition | Minimum distance (AU) | Maximum brightness (mag) | Stationary, than prograde | |
|---|---|---|---|---|---|---|
| 19. April 2005 | 17. December 2005 | 25. January 2006 | 1,14266 AU | 10,9 mag | 5. March 2006 | |
| 12. October 2006 | 1. April 2007 | 24. May 2007 | 2,01800 AU | 13,0 mag | 18. July 2007 | |
| 30. December 2007 | 14. June 2008 | 6. August 2008 | 1,97801 AU | 12,8 mag | 27. September 2008 | |
| 19. March 2009 | 31. October 2009 | 10. December 2009 | 1,12007 AU | 11,0 mag | 19. January 2010 | |
| 13. September 2010 | 15. March 2011 | 4. May 2011 | 1,85900 AU | 12,7 mag | 27. June 2011 | |
| 14. December 2011 | 24. May 2012 | 18. July 2012 | 2,09133 AU | 13,0 mag | 10. September 2012 | |
| 23. February 2013 | 18. September 2013 | 28. October 2013 | 1,28869 AU | 11,5 mag | 12. December 2013 | |
| 3. August 2014 | 23. February 2015 | 11. April 2015 | 1,64306 AU | 12,3 mag | 31. May 2015 | |
| 27. November 2015 | 7. May 2016 | 1. July 2016 | 2,14060 AU | 13,2 mag | 25. August 2016 | |
| 4. February 2017 | 12. August 2017 | 25. September 2017 | 1,53130 AU | 12,0 mag | 13. November 2017 | |
| 13. June 2018 | 29. January 2019 | 13. March 2019 | 1,39263 AU | 11,7 mag | 27. April 2019 | |
| 9. November 2019 | 20. April 2020 | 14. June 2020 | 2,12446 AU | 13,2 mag | 8. August 2020 |
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