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(2004 LB)
Classification: Apollo [NEO, PHA]          SPK-ID: 3183834
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 20 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .0528832993666801 1.8345e-07  
a 1.051299464416112 2.1315e-09 au
q .9957032801153647 1.9213e-07 au
i 37.32680557734216 0.00013789 deg
node 254.0203783582824 1.5856e-05 deg
peri 144.6906344341897 0.00039173 deg
M 157.1080784371511 0.00042573 deg
tp 2458828.675888159665
(2019-Dec-11.17588816)
0.0004658 TDB
period 393.7205577068123
1.08
1.1974e-06
3.278e-09
d
yr
n .9143540842692734 2.7808e-09 deg/d
Q 1.10689564871686 2.2442e-09 au
  Orbit Determination Parameters
   # obs. used (total)      152  
   data-arc span      5113 days (14.00 yr)  
   first obs. used      2004-06-07  
   last obs. used      2018-06-07  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .53294  
   source      ORB  
   producer      Otto Matic  
   solution date      2018-Jun-08 06:21:56  

Additional Information
 Earth MOID = .0200274 au 
 Jupiter MOID = 4.04387 au 
 T_jup = 5.663 
[ 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 21.6   n/a E2018L29  

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