89 Julia
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| Orbital characteristics 1 | |
|---|---|
| Orbit type | Main belt |
| Semimajor axis | 2.550 AU |
| Perihelion distance | 2.082 AU |
| Aphelion distance | 3.018 AU |
| Orbital period | 4.07 years |
| Inclination | 16.14° |
| Eccentricity | 0.184 |
| Physical characteristics 1 | |
| Diameter | 151.5 km |
| Rotation period 3 | 11.387 hours |
| Spectral class | S |
| Abs. magnitude | 6.60 |
| History 2 | |
| Discoverer | E. Stephan, 1866 |
89 Julia is a large main belt asteroid.
It was discovered by a French astronomer Édouard Stephan on August 6, 1866. It was first of his two asteroid discoveries; the other was 91 Aegina. It is believed to be named after Saint Julia of Corsica.
A stellar occultation by Julia was observed on December 20, 1985.
[edit] Aspects
| Stationary, than retrograde | Opposition | Distance to earth | Brightness | Stationary, than prograde | Conjunction to Sun | |
|---|---|---|---|---|---|---|
| 23. March 2004 | 16. May 2004 | 1,76565 AE | 10,6 mag | 29. June 2004 | 17. January 2005 | |
| 3. September2005 | 25. October 2005 | 1,22077 AE | 9,5 mag | 25. November 2005 | 6. July 2006 | |
| 21. December 2006 | 17. February2007 | 1,95333 AE | 10,7 mag | 11. April 2007 | 29. September2007 | |
| 14. March 2008 | 8. May 2008 | 1,82663 AE | 10,7 mag | 21. June 2008 | 6. January 2009 | |
| 19. August 2009 | 10. October 2009 | 1,16983 AE | 9,3 mag | 12. November 2009 | 28. June 2010 | |
| 16. December 2010 | 11. February2011 | 1,91794 AE | 10,5 mag | 6. April 2011 | 24. September2011 | |
| 5. March 2012 | 1. May 2012 | 1,88018 AE | 10,8 mag | 15. June 2012 | 28. December 2012 | |
| 3. August 2013 | 25. September2013 | 1,13104 AE | 9,2 mag | 30. October 2013 | 18. June 2014 | |
| 12. December 2014 | 5. February2015 | 1,87771 AE | 10,4 mag | 31. March 2015 | 18. September2015 | |
| 26. February2016 | 24. April 2016 | 1,92611 AE | 10,9 mag | 9. June 2016 | 18. December 2016 | |
| 20. July 2017 | 9. September2017 | 1,11064 AE | 9,0 mag | 19. October 2017 | 8. June 2018 | |
| 7. December 2018 | 30. January 2019 | 1,83292 AE | 10,2 mag | 25. March 2019 | 12. September2019 | |
| 18. February2020 | 17. April 2020 | 1,96453 AE | 11,0 mag | 3. June 2020 | 10. December 2020 |
| Minor planets | ||
|---|---|---|
| Previous minor planet | 89 Julia | Next minor planet |
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| Vulcanoids | Near-Earth asteroids | Main belt | Jupiter Trojans | Centaurs | Damocloids | Comets | Trans-Neptunians (Kuiper belt · Scattered disc · Oort cloud) |
| For other objects and regions, see: asteroid groups and families, binary asteroids, 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. |
