9912 Donizetti

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9912 Donizetti
Orbit of 9912 Donizetti (blue), planets (red) and the Sun (black). The outermost planet visible is Jupiter.
Discovery and designation
Discovered by C. J. van Houten, I. van Houten-Groeneveld & T. Gehrels
Discovery date October 16, 1977
MPC designation 9912 Donizetti
Named after
Gaetano Donizetti
2078 T-3, 1979 BH1, 1989 SJ10
Orbital characteristics
Epoch October 27, 2007
Aphelion 2.9408392 AU
Perihelion 2.189721 AU
2.5652801 AU
Eccentricity 0.1464008
1500.7232861 d
Inclination 7.26574°
Physical characteristics
Dimensions ~37.1 km[1]
Surface temp. min mean max
S-type asteroid[2]

9912 Donizetti is an S-type main belt asteroid. It orbits the Sun once every 4.11 years.[3] It is associated with the Rafita family of asteroids.[4]

Discovered on October 16, 1977 by Cornelis Johannes van Houten and Ingrid van Houten-Groeneveld on photographic plates taken by Tom Gehrels with the Samuel Oschin telescope at the Palomar Observatory, it was given the provisional designation "2078 T-3". It was later renamed "Donizetti" after Italian composer Gaetano Donizetti.[5]


  1. ^ Tedesco E.F., Noah P.V., Noah M., Price S.D. "The supplemental IRAS minor planet survey (SIMPS)". 
  2. ^ Gianluca Masi, Sergio Foglia & Richard P. Binzel. "Search for Unusual Spectroscopic Candidates Among 40313 minor planets from the 3rd Release of the Sloan Digital Sky Survey Moving Object Catalog". 
  3. ^ "9912 Donizetti (2078 T-3)". JPL Small-Body Database Browser. NASA/JPL. Retrieved 2008-02-04. 
  4. ^ Zappala, V., Ph. Bendjoya, A. Cellino, P. Farinella, and C. Froeschle (1997). "Asteroid Dynamical Families.". EAR-A-5-DDR-FAMILY-V4.1. NASA Planetary Data System. 
  5. ^ MPC 34356 Minor Planet Center