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JPL Small-Body Database Browser
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(2013 TK4)
Classification: Aten [NEO]          SPK-ID: 3648769
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 12 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2474290604478213 2.4274e-06  
a .9353502726597251 5.8941e-07 au
q .7039174335059158 2.7129e-06 au
i 7.028172278856816 3.1508e-05 deg
node 204.190161159017 5.5234e-05 deg
peri 23.6691544371004 0.00015135 deg
M 181.3530195658608 0.0019046 deg
tp 2458764.465705436122
(2019-Oct-07.96570544)
0.0019026 TDB
period 330.4150667061801
0.90
0.00031232
8.551e-07
d
yr
n 1.089538693222268 1.0299e-06 deg/d
Q 1.166783111813534 7.3525e-07 au
  Orbit Determination Parameters
   # obs. used (total)      25  
   data-arc span      419 days (1.15 yr)  
   first obs. used      2013-10-02  
   last obs. used      2014-11-25  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      3  
   norm. resid. RMS      .45473  
   source      ORB  
   producer      Otto Matic  
   solution date      2017-Apr-06 08:44:24  

Additional Information
 Earth MOID = .0665414 au 
 Jupiter MOID = 3.81294 au 
 T_jup = 6.378 
[ 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 MPO317805  

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