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JPL Small-Body Database Browser
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(2013 AD4)
Classification: Apollo [NEO]          SPK-ID: 3623480
[ 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 2458600.5 (2019-Apr-27.0) TDB
Reference: JPL 7 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .4895921090578279 0.0004202  
a 1.830856480146554 0.0014416 au
q .9344835946494113 3.3548e-05 au
i 11.07023600148929 0.0072097 deg
node 284.4664075912169 0.00012176 deg
peri 216.8009111723829 0.0012393 deg
M 184.6105821145476 1.1052 deg
tp 2459041.339767904078
(2020-Jul-10.83976790)		 3.2985 TDB
period 904.8568514499382
2.48		 1.0687
0.002926		 d
yr
n .3978529857215954 0.00046988 deg/d
Q 2.727229365643697 0.0021473 au
   Orbit Determination Parameters
   # obs. used (total)      63  
   data-arc span      6 days  
   first obs. used      2013-01-03  
   last obs. used      2013-01-09  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      7  
   norm. resid. RMS      .45937  
   source      ORB  
   producer      Otto Matic  
   solution date      2017-Apr-06 08:47:27  

Additional Information
 Earth MOID = .0115555 au 
 Jupiter MOID = 2.3658 au 
 T_jup = 3.857 
[ 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 MPO250164  

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