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(2012 DR32)
Classification: Aten [NEO]          SPK-ID: 3599872
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 17 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .4857511914662695 3.2193e-07  
a .8863942475024238 2.3459e-09 au
q .455827185669274 2.8565e-07 au
i 17.19922965325597 2.7126e-05 deg
node 341.0197614849441 3.0513e-06 deg
peri 312.0085679926723 1.0246e-05 deg
M 241.6725266638618 3.2634e-05 deg
tp 2459100.689431091290
(2020-Sep-08.18943109)
2.7786e-05 TDB
period 304.8167443785754
0.83
1.2101e-06
3.313e-09
d
yr
n 1.181037481172255 4.6885e-09 deg/d
Q 1.316961309335574 3.4854e-09 au
  Orbit Determination Parameters
   # obs. used (total)      115  
   # delay obs. used      3  
   # Doppler obs. used      1  
   data-arc span      1832 days (5.02 yr)  
   first obs. used      2012-02-25  
   last obs. used      2017-03-02  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .40161  
   source      ORB  
   producer      Otto Matic  
   solution date      2018-Feb-10 07:04:47  

Additional Information
 Earth MOID = .00579527 au 
 Jupiter MOID = 3.94081 au 
 T_jup = 6.560 
[ 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 24.8   n/a E2017E84  

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