4340 Dence

4340 Dence
Discovery[1]
Discovered by Carolyn S. Shoemaker
Discovery site Palomar Observatory
Discovery date May 04, 1986
Designations
MPC designation 4340
Alternate name(s) 1986 JZ
Minor planet
category		 Main belt [2]
Epoch November 30, 2008
Ap 2.9504 AU
Peri 1.8361 AU
Semi-major axis 2.39327 AU
Eccentricity 0.232792
Orbital period 1352.34 days (3.70 years)
Mean anomaly 27.546°
Inclination 25.184°
Longitude of ascending node 81.097°
Argument of peri 175.811°
Physical characteristics
Rotation period 15.473 ± 0.005 hours [4]
Absolute magnitude (H) 13.1 [5]

4340 Dence (1986 JZ) is a main-belt asteroid discovered on May 04, 1986 by Carolyn S. Shoemaker at Palomar Observatory.[1] Named in honor of Michael R. Dence executive director of the Royal Society of Canada.[6]

References

  1. ^ a b "Discovery Circumstances: Numbered Minor Planets (1)-(5000)". IAU: Minor Planet Center. http://www.cfa.harvard.edu/iau/lists/NumberedMPs000001.html. Retrieved January 7, 2009. 
  2. ^ "4340 Dence (1986 JZ)". JPL Small-Body Database. Jet Propulsion Laboratory. http://ssd.jpl.nasa.gov/sbdb.cgi?sstr=4340+Dence. Retrieved January 9, 2009. 
  3. ^ "(4340) Dence". AstDyS. Italy: University of Pisa. http://hamilton.dm.unipi.it/astdys/index.php?pc=1.1.0&n=4340. Retrieved January 9, 2009. 
  4. ^ Maurice Clark (2008). "Asteroid Lightcurve Observations". The Minor Planet Bulletin 35 (4): 152–154. Bibcode 2008MPBu...35..152C. 
  5. ^ Tholen (2007). "Asteroid Absolute Magnitudes". EAR-A-5-DDR-ASTERMAG-V11.0.. Planetary Data System. http://www.psi.edu/pds/resource/astermag.html. Retrieved January 8, 2009. 
  6. ^ Schmadel, Lutz; International Astronomical Union (2003). Dictionary of minor planet names (fifth ed.). Germany: Springer. p. 372. ISBN 978-3-540-00238-3. http://books.google.com/?id=KWrB1jPCa8AC. Retrieved January 9, 2009. 
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