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(2010 DJ1)
Classification: Apollo [NEO]          SPK-ID: 3508151
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 2459000.5 (2020-May-31.0) TDB
Reference: JPL 20 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .7094538299712084 5.8642e-05  
a 2.240279868899801 0.00038273 au
q .6509047357014405 2.0185e-05 au
i 5.516981337793835 0.00029789 deg
node 329.7054184393019 0.00766 deg
peri 261.5885738728357 0.010667 deg
M 7.024969362833077 0.29022 deg
tp 2458976.600227048824
(2020-May-07.10022705)
0.98124 TDB
period 1224.762389419639
3.35
0.31386
0.0008593
d
yr
n .2939345648673846 7.5324e-05 deg/d
Q 3.829655002098162 0.00065426 au
  Orbit Determination Parameters
   # obs. used (total)      109  
   # delay obs. used      0  
   # Doppler obs. used      1  
   data-arc span      5 days  
   first obs. used      2010-02-17  
   last obs. used      2010-02-22  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      6  
   norm. resid. RMS      .3217  
   source      ORB  
   producer      Otto Matic  
   solution date      2017-Apr-06 08:58:17  

Additional Information
 Earth MOID = .00285654 au 
 Jupiter MOID = 1.27293 au 
 T_jup = 3.243 
[ hide covariance matrix ]
Orbital Elements at Epoch 2455246.5 (2010-Feb-19.0) TDB
Reference: JPL 20 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .7017498208809366 4.5981e-05  
q .6616677469276193 1.3531e-05 au
tp 2455293.624287244422
(2010-Apr-07.12428724)
0.0011894 TDB
node 332.3003649893685 1.211e-05 deg
peri 259.2497263134098 0.00016238 deg
i 5.644318313023855 0.00034229 deg
  Orbit Determination Parameters
   # obs. used (total)      109  
   # delay obs. used      0  
   # Doppler obs. used      1  
   data-arc span      5 days  
   first obs. used      2010-02-17  
   last obs. used      2010-02-22  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      6  
   norm. resid. RMS      .3217  
   source      ORB  
   producer      Otto Matic  
   solution date      2017-Apr-06 08:58:17  

Additional Information
 Jupiter MOID = 1.27293 au 
 T_jup = 3.243 
Orbit Covariance (6×6)
  e q tp node peri i
e 2.114217951548819E-9 -6.215511249937244E-10 -5.468253640634485E-8 -5.04729197063076E-10 6.32007060365711E-9 1.569168919960325E-8
q -6.215511249937244E-10 1.830863524600034E-10 1.606389942629928E-8 1.492672555894725E-10 -1.909726638930349E-9 -4.617605009530506E-9
tp -5.468253640634485E-8 1.606389942629928E-8 1.414722363338972E-6 1.302556392182739E-8 -1.617319008768025E-7 -4.057036441677869E-7
node -5.04729197063076E-10 1.492672555894725E-10 1.302556392182739E-8 1.466499670618108E-10 -1.658491864164172E-9 -3.807568955542983E-9
peri 6.32007060365711E-9 -1.909726638930349E-9 -1.617319008768025E-7 -1.658491864164172E-9 2.636670621420864E-8 4.759841691184033E-8
i 1.569168919960325E-8 -4.617605009530506E-9 -4.057036441677869E-7 -3.807568955542983E-9 4.759841691184033E-8 1.171654426760551E-7

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 26.9   n/a MPO176875  

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