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448003 (2008 DE)
Classification: Apollo [NEO, PHA]          SPK-ID: 2448003
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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For accurate long-term ephemerides, please instead use our Horizons system.This orbit viewer was implemented using two-body methods, and hence should not be used for determining accurate long-term trajectories (over several years or decades) or planetary encounter circumstances.


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Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 71 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .4136376220883767 1.9415e-08  
a 1.71420820063265 1.8408e-09 au
q 1.005147196758566 3.3195e-08 au
i 14.76067407000841 1.0487e-05 deg
node 55.94096073697948 1.7335e-05 deg
peri 179.1837483284167 2.3668e-05 deg
M 131.398742081161 7.3561e-06 deg
tp 2458701.285602924175
(2019-Aug-05.78560292)
1.6449e-05 TDB
period 819.7733192967958
2.24
1.3204e-06
3.615e-09
d
yr
n .4391457876536031 7.0735e-10 deg/d
Q 2.423269204506735 2.6022e-09 au
  Orbit Determination Parameters
   # obs. used (total)      346  
   data-arc span      3398 days (9.30 yr)  
   first obs. used      2008-02-12  
   last obs. used      2017-06-02  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .39104  
   source      ORB  
   producer      Otto Matic  
   solution date      2017-Jun-06 06:21:03  

Additional Information
 Earth MOID = .0061573 au 
 Jupiter MOID = 2.58396 au 
 T_jup = 4.046 
[ 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 19.6   n/a MPO411396  

448003 (2008 DE)          Discovered 2008-Feb-12 by CSS at Catalina
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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