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JPL Small-Body Database Browser
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183288 Eyer (2002 TH331)
Classification: Main-belt Asteroid          SPK-ID: 2183288
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 6 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2071209210569743 1.0332e-07  
a 2.355466323294424 2.4017e-08 au
q 1.867599968894998 2.5708e-07 au
i 6.133886625785506 1.0472e-05 deg
node 165.0191972467714 6.6939e-05 deg
peri 96.3122995738844 7.4409e-05 deg
M 43.65115920645093 4.3358e-05 deg
tp 2458840.394203094238
(2019-Dec-22.89420309)
0.00015702 TDB
period 1320.425114335941
3.62
2.0195e-05
5.529e-08
d
yr
n .2726394674650282 4.1698e-09 deg/d
Q 2.84333267769385 2.8991e-08 au
  Orbit Determination Parameters
   # obs. used (total)      111  
   data-arc span      10094 days (27.64 yr)  
   first obs. used      1991-09-09  
   last obs. used      2019-04-29  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .60234  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-24 19:33:45  

Additional Information
 Earth MOID = .864536 au 
 Jupiter MOID = 2.25547 au 
 T_jup = 3.518 
[ show covariance matrix ]

Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 17.6   n/a MPO229838  

183288 Eyer           Discovered 2002 Oct. 5 by the Sloan Digital Sky Survey at Apache Point.
Laurent Eyer (b. 1965) is a Swiss astronomer and a contributor to the Sloan Digital Sky Survey, best known for his contributions to variability studies of Hipparcos and Gaia space missions.
NOTE: some special characters may not display properly (any characters within {} are an attempt to place the proper accent above a character)
Reference: MPC batch dated 2013-11-17Last Updated: 2014-11-10

Alternate Designations
 2002 TH331 = 2005 JC102 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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