60 Echo
Encyclopedia : 6 : 60 : 60E : 60 Echo
| Orbital characteristics [1] | |
|---|---|
| Orbit type | Main belt |
| Semimajor axis | 2.394 AU |
| Perihelion distance | 1.957 AU |
| Aphelion distance | 2.830 AU |
| Orbital period | 3.70 years |
| Inclination | 3.60° |
| Eccentricity | 0.182 |
| Physical characteristics [1] | |
| Diameter | 60.2 km |
| Rotation period [3] | 25.206 hours |
| Spectral class | S |
| Abs magnitude | 8.21 |
| Albedo [4] | 0.254 |
| History [2] | |
| Discoverer | J Ferguson 1860 |
60 Echo is a quite large Main belt asteroid It is a S-type asteroid its surface is bright in color and it is probably a mixture of iron-nickel metals and silicate rock.
Echo was discovered by James Ferguson on September 14 1860 It was his third and final asteroid discovery It is named after Echo a nymph in Greek mythology.
Aspects
| Conjunction to Sun | Stationary retrograde | Opposition | Minimum distance (AU) | Maximum brightness (mag) | Stationary prograde |
|---|---|---|---|---|---|
| 19 March 2005 | 13 November 2005 | 21 December 2005 | 1.75518AU | 9.9 mag | 28 January 2006 |
| 04 October 2006 | 07 April 2007 | 28 May 2007 | 0.98322AU | 11.7 mag | 19 July 2007 |
| 11 January 2008 | 10 July 2008 | 30 August 2008 | 1.70297AU | 11.4 mag | 17 October 2008 |
| 05 May 2009 | 13 January 2010 | 24 February 2010 | 1.57470AU | 10.2 mag | 03 April 2010 |
| 09 November 2010 | 02 May 2011 | 25 June 2011 | 1.09207AU | 12.0 mag | 17 August 2011 |
| 05 February 2012 | 23 August 2012 | 06 October 2012 | 1.80844AU | 10.6 mag | 20 November 2012 |
| 14 July 2013 | 25 February 2014 | 12 April 2014 | 1.29910AU | 10.9 mag | 28 May 2014 |
| 08 December 2014 | 29 May 2015 | 22 July 2015 | 1.38244AU | 11.9 mag | 11 September 2015 |
| 06 March 2016 | 21 October 2016 | 28 November 2016 | 1.79118AU | 10.1 mag | 07 January 2017 |
| 17 September 2017 | 28 March 2018 | 17 May 2018 | 1.03024AU | 11.6 mag | 07 July 2018 |
| 02 January 2019 | 28 June 2019 | 19 August 2019 | 1.63648AU | 11.6 mag | 08 October 2019 |
| 16 April 2020 | 24 December 2020 | 02 February 2021 | 1.65216AU | 10.0 mag | 11 March 2021 |
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