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71451 (2000 AD243)
Classification: Main-belt Asteroid          SPK-ID: 2071451
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | 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 29 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1187048640509147 3.9944e-08  
a 2.58368430153003 1.2366e-08 au
q 2.276988407766425 1.0517e-07 au
i 10.53697837733303 4.045e-06 deg
node 265.9683315984919 1.9822e-05 deg
peri 237.999752168078 2.7469e-05 deg
M 323.4171151425514 2.1548e-05 deg
tp 2459154.646279116314
(2020-Nov-01.14627912)
9.1254e-05 TDB
period 1516.90225355681
4.15
1.089e-05
2.982e-08
d
yr
n .237325773071981 1.7038e-09 deg/d
Q 2.890380195293635 1.3834e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1503  
   data-arc span      12116 days (33.17 yr)  
   first obs. used      1986-12-04  
   last obs. used      2020-02-05  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .47086  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-23 16:27:01  

Additional Information
 Earth MOID = 1.31 au 
 Jupiter MOID = 2.23817 au 
 T_jup = 3.390 
[ show covariance matrix ]

Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 14.0   n/a MPO319900  
diameter diameter 3.841 km 1.143 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.362   0.181 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

71451 (2000 AD243)          Discovered 2000-Jan-07 by LONEOS at Anderson Mesa
Reference: 20031109/Numbers.arcLast Updated: 2004-04-19

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Alternate Designations
 2000 AD243 = 1986 XT3 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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