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(2020 LD)
Classification: Apollo [NEO]          SPK-ID: 54017368
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 2459000.5 (2020-May-31.0) TDB
Reference: JPL 11 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .8007139294862073 1.8662e-05  
a 1.215023406473614 6.252e-05 au
q .2421372402584093 1.0347e-05 au
i 3.676728918026667 0.00014286 deg
node 73.36039432082251 0.00026799 deg
peri 46.04996156844908 0.00031668 deg
M 29.25884522642573 0.0030554 deg
tp 2458960.741492385026
(2020-Apr-21.24149239)
0.001099 TDB
period 489.1875475818045
1.34
0.037757
0.0001034
d
yr
n .7359140717697826 5.6801e-05 deg/d
Q 2.187909572688819 0.00011258 au
  Orbit Determination Parameters
   # obs. used (total)      139  
   data-arc span      40 days  
   first obs. used      2020-06-07  
   last obs. used      2020-07-17  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      6  
   norm. resid. RMS      .40032  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Jul-25 06:40:14  

Additional Information
 Earth MOID = .00170395 au 
 Jupiter MOID = 2.92993 au 
 T_jup = 4.860 
[ 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 22.386   .23325 11 autocmod 2.8

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