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(2019 UA2)
Classification: Apollo [NEO]          SPK-ID: 3879279
[ 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 2458777.5 (2019-Oct-21.0) TDB
Reference: JPL 3 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .5774918875503154 0.0014325  
a 2.389517034340669 0.0081934 au
q 1.009590331845644 3.923e-05 au
i 8.319250476623008 0.014415 deg
node 207.46244652 0.0011882 deg
peri 194.8289328210151 0.0027547 deg
M 356.459278049264 0.019755 deg
tp 2458790.769450716262
(2019-Nov-03.26945072)		 0.0060794 TDB
period 1349.160517069481
3.69		 6.9392
0.019		 d
yr
n .2668325936353058 0.0013724 deg/d
Q 3.769443736835693 0.012925 au
   Orbit Determination Parameters
   # obs. used (total)      19  
   data-arc span      2 days  
   first obs. used      2019-10-20  
   last obs. used      2019-10-22  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      8  
   norm. resid. RMS      .46679  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Oct-26 08:19:25  

Additional Information
 Earth MOID = .0239102 au 
 Jupiter MOID = 1.65673 au 
 T_jup = 3.272 
[ 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 26.9   .36233 MPO502107 autocmod 2.8

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