11665 Dirichlet

11665 Dirichlet
Discovery[1]
Discovered by P. G. Comba
Discovery site Prescott Obs.
Discovery date 14 April 1997
Designations
MPC designation (11665) Dirichlet
Named after
 Peter Gustav Lejeune Dirichlet
1997 GL28
main-belt · (outer)[2]
Griqua [3]
Orbital characteristics[4]
Epoch 13 January 2016 (JD 2457400.5)
Uncertainty parameter 0
Observation arc 7645 days (20.93 yr)
Aphelion 3.76302 AU (562.940 Gm)
Perihelion 2.79165 AU (417.625 Gm)
3.27734 AU (490.283 Gm)
Eccentricity 0.148195
5.93 yr (2167.1 d)
99.5781°
0° 9m 58.032s / day
Inclination 15.7878°
215.227°
309.203°
Physical characteristics
Dimensions 6.803 km[2]
0.087[2]
14.1[2]

    11665 Dirichlet, provisional designation 1997 GL28, is a resonant Griqua asteroid from the outer regions of the asteroid belt. It was discovered on April 14, 1997, by Paul G. Comba at Prescott.[1] It is one of very few asteroids located in the 2 : 1 mean motion resonance with Jupiter.[5]

    References

    1. 1 2 "Discovery Circumstances: Numbered Minor Planets (10001)-(15000)". IAU: Minor Planet Center. Archived from the original on 11 January 2009. Retrieved 7 December 2008.
    2. 1 2 3 4 "11665 Dirichlet (1997 GL28)". JPL Small-Body Database. NASA/Jet Propulsion Laboratory. Retrieved 9 April 2016.
    3. ↑ Roig, F.; Nesvorný, D.; Ferraz-Mello, S. (September 2002). "Asteroids in the 2 : 1 resonance with Jupiter: dynamics and size distribution [ Erratum: 2002MNRAS.336.1391R ]". Monthly Notices of the Royal Astronomical Society. 335 (2): 417–431. Bibcode:2002MNRAS.335..417R. doi:10.1046/j.1365-8711.2002.05635.x. Retrieved 31 March 2017.
    4. ↑ "(11665) Dirichlet". AstDyS. Italy: University of Pisa. Retrieved 10 December 2008.
    5. ↑ Roig; Nesvorny, D.; Ferraz-Mello, S.; et al. (2002). "Asteroids in the 2 : 1 resonance with Jupiter: dynamics and size distribution". Monthly Notices of the Royal Astronomical Society. 335 (2): 417–431. Bibcode:2002MNRAS.335..417R. doi:10.1046/j.1365-8711.2002.05635.x.


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