289 Nenetta

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289 Nenetta
Discovery
Discovered by Auguste Charlois
Discovery date 10 March 1890
Designations
MPC designation (289) Nenetta
Main belt
Orbital characteristics[1]
Epoch 31 July 2016 (JD 2457600.5)
Uncertainty parameter 0
Observation arc 113.69 yr (41526 d)
Aphelion 3.46101 AU (517.760 Gm)
Perihelion 2.28661 AU (342.072 Gm)
2.87381 AU (429.916 Gm)
Eccentricity 0.20433
4.87 yr (1779.4 d)
104.307°
0° 12m 8.316s / day
Inclination 6.69535°
182.114°
189.219°
Physical characteristics
Dimensions 33.73±2.6 km
6.902 h (0.2876 d)
0.2438±0.042
9.51

289 Nenetta is a typical A-type asteroid. It was discovered by Auguste Charlois on 10 March 1890 in Nice.

The spectrum of 289 Nenetta reveals the strong presence of the mineral Olivine, a relative rarity in the asteroid belt.[2]

References[edit]

  1. ^ "289 Nenetta". JPL Small-Body Database. NASA/Jet Propulsion Laboratory. Retrieved 11 May 2016. 
  2. ^ Burbine, T. H.; et al. (July 2000), "The Nature of Olivine Asteroids", Meteoritics & Planetary Science, 35, pp. A35, Bibcode:2000M&PSA..35R..35B, doi:10.1111/j.1945-5100.2000.tb01796.x. 

External links[edit]