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(2010 RJ4)
Classification: Amor [NEO]          SPK-ID: 3545484
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 28 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .354067869487964 2.6001e-05  
a 1.638435000372387 7.0992e-05 au
q 1.058317810496025 3.2556e-06 au
i 2.537931163231117 0.00015581 deg
node 322.2086700918823 0.00014538 deg
peri 39.71549212337422 0.00018394 deg
M 221.9586444709618 0.10907 deg
tp 2459294.230447297116
(2021-Mar-20.73044730)
0.25117 TDB
period 766.023780494664
2.10
0.049786
0.0001363
d
yr
n .4699593004378115 3.0544e-05 deg/d
Q 2.21855219024875 9.6127e-05 au
  Orbit Determination Parameters
   # obs. used (total)      157  
   data-arc span      97 days  
   first obs. used      2010-09-03  
   last obs. used      2010-12-09  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      5  
   norm. resid. RMS      .39504  
   source      ORB  
   producer      Otto Matic  
   solution date      2017-Apr-06 08:56:54  

Additional Information
 Earth MOID = .0612886 au 
 Jupiter MOID = 3.24158 au 
 T_jup = 4.224 
[ 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 24.0   n/a MPO190729  

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