105 Artemis
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| Discovery | |
|---|---|
| Discovered by: | James Craig Watson |
| Discovery date: | September 16, 1968 |
| Alternative names: | |
| Minor planet category: | Main belt |
| Orbital characteristics | |
| Epoch December 31, 2006 (JD 2454100.5) | |
| Aphelion distance: | 417.698 Gm (2.792 AU) |
| Perihelion distance: | 292.465 Gm (1.955 AU) |
| Semi-major axis: | 355.081 Gm (2.374 AU) |
| Eccentricity: | 0.176 |
| Orbital period: | 1335.678 d (3.66 a) |
| Avg. orbital speed: | 19.18 km/s |
| Mean anomaly: | 34.364° |
| Inclination: | 21.461° |
| Longitude of ascending node: | 188.353° |
| Argument of perihelion: | 56.486° |
| Physical characteristics | |
| Dimensions: | 119.1 km |
| Mass: | 1.8×1018 kg |
| Mean density: | ? g/cm³ |
| Equatorial surface gravity: | 0.0333 m/s² |
| Escape velocity: | 0.0630 km/s |
| Rotation period: | ? d |
| Albedo: | ? |
| Temperature: | ~181 K |
| Spectral type: | C |
| Absolute magnitude: | 8.57 |
105 Artemis is a large main belt asteroid. It is a C-type asteroid, meaning that it is very dark and composed of carbonaceous material. It was discovered by J. C. Watson on September 16, 1868 and named after Artemis, the Greek goddess of the moon.Several Artemisian stellar occultations have been reported.
[edit] Aspects
| Stationary, than retrograde | Opposition | Distance at opposition | Maximum brightness | Stationary, than prograde | Conjunction to sun | |
|---|---|---|---|---|---|---|
| 13. October 2004 | 1. December 2004 | 1,88371 AU | 12,9 mag | 25. January 2005 | 24. July 2005 | |
| 22. February 2006 | 30. March 2006 | 1,08847 AU | 10,4 mag | 7. May 2006 | 22. January 2007 | |
| 18. August 2007 | 4. October 2007 | 1,56338 AU | 11,7 mag | 19. November 2007 | 15. May 2008 | |
| 12. November 2008 | 3. January 2009 | 1,78839 AU | 12,7 mag | 21. February 2009 | 8. September 2009 | |
| 7. May 2010 | 15. June 2010 | 1,08555 AU | 11,3 mag | 25. July 2010 | 14. March 2011 | |
| 18. September 2011 | 4. November 2011 | 1,79284 AU | 12,6 mag | 28. December 2011 | 17. June 2012 | |
| 22. December 2012 | 11. February 2013 | 1,46790 AU | 12,0 mag | 23. March 2013 | 8. November 2013 | |
| 7. July 2014 | 27. August 2014 | 1,30832 AU | 11,6 mag | 30. September 2014 | 17. April 2015 | |
| 15. October 2015 | 4. December 2015 | 1,88400 AU | 12,9 mag | 27. January 2016 | 26. July 2016 | |
| 26. February 2017 | 2. April 2017 | 1,07229 AU | 10,5 mag | 10. May 2017 | 25. January 2018 | |
| 20. August 2018 | 6. October 2018 | 1,57893 AU | 11,8 mag | 22. November 2018 | 18. May 2019 | |
| 14. November 2019 | 6. January 2020 | 1,77593 AU | 12,7 mag | 24. February 2020 | 10. September 2020 |
| Minor planets | ||
|---|---|---|
| Previous minor planet | 105 Artemis | Next minor planet |
| List of asteroids | ||
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.
