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JPL Small-Body Database Browser
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(2018 LD4)
Classification: Amor [NEO]          SPK-ID: 3825165
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 2458283.5 (2018-Jun-14.0) TDB
Reference: JPL 3 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .5086133329494473 0.0012894  
a 2.096930571343484 0.0055796 au
q 1.030403724488886 3.8007e-05 au
i 10.02076776322372 0.016607 deg
node 81.98828903124499 0.0037941 deg
peri 168.2831855602539 0.0037766 deg
M 2.891564172453076 0.013806 deg
tp 2458274.591494792860
(2018-Jun-05.09149479)
0.0069795 TDB
period 1109.109700944202
3.04
4.4267
0.01212
d
yr
n .3245846643425142 0.0012955 deg/d
Q 3.163457418198083 0.0084174 au
  Orbit Determination Parameters
   # obs. used (total)      27  
   data-arc span      27 days  
   first obs. used      2018-06-11  
   last obs. used      2018-07-08  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      8  
   norm. resid. RMS      .39497  
   source      ORB  
   producer      Otto Matic  
   solution date      2018-Jul-13 06:55:23  

Additional Information
 Earth MOID = .0209813 au 
 Jupiter MOID = 1.89513 au 
 T_jup = 3.558 
[ 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 25.0   n/a E2018N64  

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