354 Eleonora
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| Discovery A | |
|---|---|
| Discoverer | Auguste Charlois |
| Discovery date | January 17, 1893 |
| Alternate designations B |
1893 A |
| Category | Main belt |
| Orbital elements C | |
|
|
|
| Eccentricity (e) | 0.113 |
| Semi-major axis (a) | 418.701 Gm (2.799 AU) |
| Perihelion (q) | 371.553 Gm (2.484 AU) |
| Aphelion (Q) | 465.848 Gm (3.114 AU) |
| Orbital period (P) | 1710.242 d (4.68 a) |
| Mean orbital speed | 17.8 km/s |
| Inclination (i) | 18.385° |
| Longitude of the ascending node (Ω) |
140.51° |
| Argument of perihelion (ω) |
6.994° |
| Mean anomaly (M) | 317.966° |
| Physical characteristics D | |
| Dimensions | 155.0 km |
| Mass | unknown |
| Density | unknown |
| Surface gravity | unknown |
| Escape velocity | unknown |
| Rotation period | unknown |
| Spectral class | S |
| Absolute magnitude | 6.44 |
| Albedo (geometric) | unknown |
| Mean surface temperature |
unknown |
354 Eleonora is a very large Main belt asteroid. It is classified as an S-type asteroid.
It was discovered by Auguste Charlois on January 17, 1893 in Nice.
[edit] Aspects
| Stationary, than retrograde | Opposition | Distance to earth | Brightness | Stationary, than prograde | Conjunction to sun | |
|---|---|---|---|---|---|---|
| 1st November 2004 | 19th December 2004 | 1,68591 AE | 10,1 mag | 6th February 2005 | 21st August 2005 | |
| 11th March 2006 | 19th April 2006 | 1,69549 AE | 10,2 mag | 13th June 2006 | 15th December 2006 | |
| 2nd June 2007 | 26th July 2007 | 2,06934 AE | 10,7 mag | 15th September 2007 | 27th February 2008 | |
| 29th August 2008 | 10th October 2008 | 2,02439 AE | 10,7 mag | 6th December 2008 | 27th May 2009 | |
| 11th December 2009 | 25th January 2010 | 1,52450 AE | 9,6 mag | 9th March 2010 | 1st October 2010 | |
| 9th April 2011 | 26th May 2011 | 1,86368 AE | 10,5 mag | 20th July 2011 | 10th January 2012 | |
| 28th June 2012 | 18th August 2012 | 2,10161 AE | 10,6 mag | 9th October 2012 | 22nd March 2013 | |
| 27th September 2013 | 9th November 2013 | 1,89929 AE | 10,5 mag | 4th January 2014 | 5th July 2014 | |
| 27th January 2015 | 5th March 2015 | 1,51977 AE | 9,6 mag | 20th April 2015 | 9th November 2015 | |
| 3th May 2016 | 26th June 2016 | 1,98463 AE | 10,7 mag | 17th August 2016 | 1st February 2017 | |
| 27th July 2017 | 11th September 2017 | 2,09346 AE | 10,8 mag | 5th November 2017 | 19th April 2018 | |
| 28th October 2018 | 14th December 2018 | 1,71530 AE | 10,2 mag | 1st February 2019 | 15th August 2019 | |
| 7th March 2020 | 13th April 2020 | 1,66847 AE | 10,1 mag | 6th June 2020 | 10th December 2020 |
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This article about an S-type asteroid native to the Main Belt is a stub. You can help Wikipedia by expanding it. |
| Minor planets | ||
|---|---|---|
| Previous minor planet | 354 Eleonora | 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.
