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(2012 RL15)
Classification: Aten [NEO]          SPK-ID: 3608622
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 7 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .294038400207121 0.00028107  
a .8765555975843431 0.00013465 au
q .6188145919780459 0.00015135 au
i 26.4965504416849 0.08023 deg
node 172.9904348632763 0.0018675 deg
peri 334.0849340943234 0.039207 deg
M 4.713939820402341 0.70393 deg
tp 2458996.574914140737
(2020-May-27.07491414)
0.58522 TDB
period 299.7558227661264
0.82
0.06907
0.0001891
d
yr
n 1.200977504550018 0.00027673 deg/d
Q 1.13429660319064 0.00017424 au
  Orbit Determination Parameters
   # obs. used (total)      50  
   data-arc span      8 days  
   first obs. used      2012-09-14  
   last obs. used      2012-09-22  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      7  
   norm. resid. RMS      .53224  
   source      ORB  
   producer      Otto Matic  
   solution date      2017-Apr-06 08:49:01  

Additional Information
 Earth MOID = .0778439 au 
 Jupiter MOID = 3.86964 au 
 T_jup = 6.638 
[ 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 24.3   n/a MPO245951  

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