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JPL Small-Body Database Browser
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(2018 TA2)
Classification: Aten [NEO]          SPK-ID: 3831213
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Close-Approach Data ]

[ hide orbit diagram ]

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 2459396.5 (2021-Jul-01.0) TDB
Reference: JPL 3 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1729264305049457 0.00029071  
a .9781337526525796 8.2628e-06 au
q .8089885742499615 0.00028103 au
i 5.287272965779348 0.010925 deg
node 6.371669164667245 0.00036104 deg
peri 120.3083342513397 0.0037259 deg
M 201.4923040669867 0.023765 deg
tp 2459552.076374777842
(2021-Dec-03.57637478)
0.023107 TDB
period 353.342432935827
0.97
0.0044773
1.226e-05
d
yr
n 1.018841685695253 1.291e-05 deg/d
Q 1.147278931055198 9.6917e-06 au
  Orbit Determination Parameters
   # obs. used (total)      26  
   data-arc span      5 days  
   first obs. used      2018-10-05  
   last obs. used      2018-10-10  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      5  
   norm. resid. RMS      .47069  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-15 20:43:16  

Additional Information
 Earth MOID = .0192348 au 
 Jupiter MOID = 3.87629 au 
 T_jup = 6.170 
[ 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 27.0   .24523 MPO458801 autocmod 2.6n

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