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JPL Small-Body Database Browser
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447945 (2008 AR108)
Classification: Mars-crossing Asteroid          SPK-ID: 2447945
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2458600.5 (2019-Apr-27.0) TDB
Reference: JPL 13 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .3691360088853474 1.5483e-07  
a 2.563228305098482 5.4228e-08 au
q 1.617048438692475 4.2847e-07 au
i 5.899345854773038 5.5717e-06 deg
node 135.5443345882958 6.7799e-05 deg
peri 255.990278076073 7.2077e-05 deg
M 317.5314088468609 1.3013e-05 deg
tp 2458777.325426988516
(2019-Oct-20.82542699)
4.9801e-05 TDB
period 1498.923133247396
4.10
4.7567e-05
1.302e-07
d
yr
n .2401724224644295 7.6217e-09 deg/d
Q 3.509408171504488 7.4246e-08 au
  Orbit Determination Parameters
   # obs. used (total)      203  
   data-arc span      5722 days (15.67 yr)  
   first obs. used      2004-02-27  
   last obs. used      2019-10-28  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .48443  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Nov-08 16:24:47  

Additional Information
 Earth MOID = .634665 au 
 Jupiter MOID = 1.96499 au 
 T_jup = 3.328 
[ show covariance matrix ]

Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 17.3   n/a MPO456123  

447945 (2008 AR108)          Discovered 2007-Dec-31 by Spacewatch at Kitt Peak
Reference: Last Updated: 2015-10-28

[ show close-approach data ]
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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