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(2019 LR)
Classification: Apollo [NEO]          SPK-ID: 3842689
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 2458636.5 (2019-Jun-02.0) TDB
Reference: JPL 2 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .6019079399002654 0.0077715  
a 1.933034002488789 0.032487 au
q .7695254882935977 0.0020898 au
i 6.194272471917711 0.078575 deg
node 244.7525352712708 0.0038112 deg
peri 87.71498089689497 0.0038118 deg
M 337.8862108604679 0.62857 deg
tp 2458696.800141383924
(2019-Aug-01.30014138)
0.19388 TDB
period 981.6522515088068
2.69
24.747
0.06775
d
yr
n .3667286449419103 0.009245 deg/d
Q 3.096542516683981 0.052041 au
  Orbit Determination Parameters
   # obs. used (total)      16  
   data-arc span      4 days  
   first obs. used      2019-05-30  
   last obs. used      2019-06-03  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      9  
   norm. resid. RMS      .49562  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-15 21:23:03  

Additional Information
 Earth MOID = .0340569 au 
 Jupiter MOID = 2.3471 au 
 T_jup = 3.660 
[ 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 24.9   .20889 MPO473671 autocmod 2.6q

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