3428 Roberts

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3428 Roberts
Discovery[1]
Discovered by Indiana Asteroid Program
Discovery site Goethe Link Observatory
Discovery date 1 May 1952
Designations
MPC designation 3428
Named after
Walter Orr Roberts
1952 JH
Main belt[2]
Orbital characteristics[2][3]
Epoch 13 January 2016 (JD 2457400.5)
Uncertainty parameter 0
Observation arc 23334 days (63.89 yr)
Aphelion 3.10397 AU (464.347 Gm)
Perihelion 2.22086 AU (332.236 Gm)
2.66242 AU (398.292 Gm)
Eccentricity 0.165847
4.34 yr (1586.8 d)
281.191°
0° 13m 36.757s / day
Inclination 8.87155°
230.818°
303.746°
Earth MOID 1.2387 AU (185.31 Gm)
Jupiter MOID 1.93606 AU (289.630 Gm)
Jupiter Tisserand parameter 3.348
Physical characteristics
3.278 ± 0.001 hours[4]
12.0,[5] 12.1[2]

3428 Roberts (1952 JH) is a main-belt asteroid discovered on 1 May 1952 by the Indiana Asteroid Program at Goethe Link Observatory.[1] Named in honor of Walter Orr Roberts founding director of the National Center for Atmospheric Research.[6]

References[edit]

  1. ^ a b "Discovery Circumstances: Numbered Minor Planets (1)-(5000)". IAU: Minor Planet Center. Archived from the original on 2 February 2009. Retrieved 30 December 2008. 
  2. ^ a b c "3428 Roberts (1952 JH)". JPL Small-Body Database. NASA/Jet Propulsion Laboratory. Retrieved 14 April 2016. 
  3. ^ "(3428) Roberts". AstDyS. Italy: University of Pisa. Retrieved 31 December 2008. 
  4. ^ Oliver; et al. (2008). "Asteroid Lightcurve Analysis at the Oakley Southern Sky Observatory: 2008 March". The Minor Planet Bulletin. 35 (4): 149–150. Bibcode:2008MPBu...35..149O. 
  5. ^ Tholen (2007). "Asteroid Absolute Magnitudes". EAR-A-5-DDR-ASTERMAG-V11.0. Planetary Data System. Archived from the original on 1 December 2008. Retrieved 30 December 2008. [dead link]
  6. ^ Schmadel, Lutz; International Astronomical Union (2003). Dictionary of minor planet names (fifth ed.). Germany: Springer. p. 286. ISBN 978-3-540-00238-3. Retrieved 31 December 2008. 

External links[edit]