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(2012 RJ15)
Classification: Apollo [NEO]          SPK-ID: 3608620
[ 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.


Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 9 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1240268728063716 8.096e-05  
a 1.008499285703703 0.0004926 au
q .8834182730704129 0.00051311 au
i 24.7633937903251 0.078865 deg
node 175.84952321963 0.0089596 deg
peri 320.1874869589878 0.096231 deg
M 277.8338770102274 2.1386 deg
tp 2459284.931035130672
(2021-Mar-11.43103513)		 2.2594 TDB
period 369.9234129718552
1.01		 0.27103
0.000742		 d
yr
n .973174412259734 0.00071301 deg/d
Q 1.133580298336992 0.00055369 au
   Orbit Determination Parameters
   # obs. used (total)      41  
   data-arc span      8 days  
   first obs. used      2012-09-14  
   last obs. used      2012-09-22  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      7  
   norm. resid. RMS      .54932  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-15 06:37:46  

Additional Information
 Earth MOID = .0880576 au 
 Jupiter MOID = 3.8643 au 
 T_jup = 5.953 
[ 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 23.6   n/a MPO240066  

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