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340 Eduarda 
Summary
Eduarda (minor planet designation: 340 Eduarda) is a main belt asteroid that was discovered by German astronomer Max Wolf on 25 September 1892 in Heidelberg.[2] It was named after German banker and amateur astronomer Heinrich Eduard von Lade.
 A three-dimensional model of 340 Eduarda based on its light curve | |
| Discovery | |
|---|---|
| Discovered by | Max Wolf |
| Discovery date | 25 September 1892 |
| Designations | |
| (340) Eduarda | |
Named after | Heinrich Eduard von Lade |
| 1892 H | |
| Main belt | |
| Orbital characteristics[1] | |
| Epoch 31 July 2016 (JD 2457600.5) | |
| Uncertainty parameter 0 | |
| Observation arc | 116.98 yr (42727 d) |
| Aphelion | 3.0610 AU (457.92 Gm) |
| Perihelion | 2.43203 AU (363.827 Gm) |
| 2.74650 AU (410.871 Gm) | |
| Eccentricity | 0.11450 |
| 4.55 yr (1662.5 d) | |
| 23.6445° | |
| 0° 12m 59.544s / day | |
| Inclination | 4.6773° |
| 27.051° | |
| 41.720° | |
| Physical characteristics | |
| Dimensions | 30.24±1.2 km |
| 8.0062 h (0.33359 d) | |
| 0.2118±0.018 | |
| 9.90 | |
Photometric observations of this asteroid at the Oakley Observatory in Terre Haute, Indiana, during 2006 gave a light curve with a period of 8.04 ± 0.02 hours and a brightness variation of 0.25 ± 0.03 in magnitude.[3]
References edit
- ^ Yeomans, Donald K., "164 Eva", JPL Small-Body Database Browser, NASA Jet Propulsion Laboratory, retrieved 11 May 2016.
- ^ "Numbered Minor Planets 1–5000", Discovery Circumstances, IAU Minor Planet center, retrieved 7 April 2013.
- ^ Ditteon, Richard; Hawkins, Scot (September 2007), "Asteroid Lightcurve Analysis at the Oakley Observatory - October-November 2006", The Minor Planet Bulletin, vol. 34, no. 3, pp. 59–64, Bibcode:2007MPBu...34...59D.
External links edit
- Lightcurve plot of 340 Eduarda, Palmer Divide Observatory, B. D. Warner (2006)
- Asteroid Lightcurve Database (LCDB), query form (info Archived 16 December 2017 at the Wayback Machine)
- Dictionary of Minor Planet Names, Google books
- Asteroids and comets rotation curves, CdR – Observatoire de Genève, Raoul Behrend
- Discovery Circumstances: Numbered Minor Planets (1)-(5000) – Minor Planet Center
- 340 Eduarda at AstDyS-2, Asteroids—Dynamic Site
- Ephemeris · Observation prediction · Orbital info · Proper elements · Observational info
- 340 Eduarda at the JPL Small-Body Database
