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JPL Small-Body Database Browser
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(2007 DD)
Classification: Aten [NEO]          SPK-ID: 3368404
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | 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 2458600.5 (2019-Apr-27.0) TDB
Reference: JPL 19 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1157899975080007 1.77e-06  
a .98742413282886 8.2267e-08 au
q .8730902949492666 1.8203e-06 au
i 2.624166263981971 3.0362e-05 deg
node 329.0017430823552 0.00011174 deg
peri 77.57070896994897 0.00022212 deg
M 232.8483661099936 0.00071118 deg
tp 2458727.082444171659
(2019-Aug-31.58244417)
0.00072381 TDB
period 358.3884729410379
0.98
4.4789e-05
1.226e-07
d
yr
n 1.0044965928891 1.2553e-07 deg/d
Q 1.101757970708453 9.1793e-08 au
  Orbit Determination Parameters
   # obs. used (total)      91  
   data-arc span      1565 days (4.28 yr)  
   first obs. used      2007-02-17  
   last obs. used      2011-06-01  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      2  
   norm. resid. RMS      .60813  
   source      ORB  
   producer      Otto Matic  
   solution date      2017-Oct-01 06:49:06  

Additional Information
 Earth MOID = .00448808 au 
 Jupiter MOID = 4.05597 au 
 T_jup = 6.134 
[ show covariance matrix ]

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

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 25.9   n/a MPO419372  
rotation period rot_per 0.07429 h n/a LCDB (Rev. 2019-January); Warner et al., 2009 Result based on less than full coverage, so that the period may be wrong by 30 percent or so.
Published Reference List:
[Kwiatkowski, T.; Buckley, D.A.H.; O'Donoghue, D.; Crause, L.; et al. (2010) Astron. Astrophys. 509, A94.]
[Statler, T.S.; Cotto-Figueroa, D.; Riethmiller, D.A.; Sweeney, K.M. (2013) Icarus 225, 141-155.]

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