55 Pandora
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| Orbital characteristics 1 | |
|---|---|
| Orbit type | Main belt |
| Semimajor axis | 2.759 AU |
| Perihelion distance | 2.359 AU |
| Aphelion distance | 3.158 AU |
| Orbital period | 4.58 years |
| Inclination | 7.19° |
| Eccentricity | 0.145 |
| Physical characteristics 1 | |
| Diameter | 66.7 km |
| Rotation period 3 | 4.804 hours |
| Spectral class | E? |
| Abs. magnitude | 7.80 |
| Albedo 4 | 0.301 |
| History 2 | |
| Discoverer | G. Searle, 1858 |
55 Pandora is a quite large and very bright Main belt asteroid.
Pandora was discovered by G. Searle on September 10, 1858. It was his first and only asteroid discovery. It is named after Pandora, the first woman in Greek mythology.
Not to be confused with Saturn's moon Pandora.
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Aspects
| Stationary, then retrograde | Opposition | Minimum distance (AU) | Maximum brightness (mag) | Stationary, than prograde | Conjunction to sun | |
|---|---|---|---|---|---|---|
| 10. May 2004 | 27. June 2004 | 1,75920 AU | 11,6 mag | 16. August 2004 | 23. February 2005 | |
| 24. September 2005 | 10. November 2005 | 1,42711 AU | 10,8 mag | 23. Dezember 2005 | 11. July 2006 | |
| 2. January 2007 | 22. February 2007 | 2,03618 AU | 12,0 mag | 18. April 2007 | 4. October 2007 | |
| 12. March 2008 | 6. May 2008 | 2,07560 AU | 12,1 mag | 29. June 2008 | 19. Dezember 2008 | |
| 4. July 2009 | 17. August 2009 | 1,47595 AU | 11,0 mag | 5. October 2009 | 25. April 2010 | |
| 14. November 2010 | 31. Dezember 2010 | 1,69111 AU | 11,4 mag | 16. February 2011 | 20. August 2011 | |
| 30. January 2012 | 24. March 2012 | 2,14642 AU | 12,0 mag | 19. May 2012 | 2. November 2012 | |
| 21. April 2013 | 10. June 2013 | 1,87217 AU | 11,8 mag | 31. July 2013 | 1. February 2014 | |
| 31. August 2014 | 17. October 2014 | 1,37257 AU | 10,5 mag | 30. November 2014 | 21. June 2015 | |
| 21. Dezember 2015 | 8. February 2016 | 1,95459 AU | 11,9 mag | 2. April 2016 | 21. September 2016 | |
| 27. February 2017 | 23. April 2017 | 2,12387 AU | 12,1 mag | 17. June 2017 | 5. Dezember 2017 | |
| 11. June 2018 | 26. July 2018 | 1,58713 AU | 11,3 mag | 14. September 2018 | 30. March 2019 | |
| 26. October 2019 | 12. Dezember 2019 | 1,57139 AU | 11,2 mag | 26. January 2020 | 4. August 2020 |
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