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137108 (1999 AN10)
Classification: Apollo [NEO, PHA]          SPK-ID: 2137108
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 87 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .5620658638556231 4.1891e-08  
a 1.458781552109716 2.4389e-09 au
q .6388502388465218 6.0892e-08 au
i 39.93226967603895 1.7729e-05 deg
node 314.3782812708167 7.2817e-06 deg
peri 268.3329164285461 9.0098e-06 deg
M 1.772307485558324 1.1921e-05 deg
tp 2458997.331743082984
(2020-May-27.83174308)
2.1304e-05 TDB
period 643.552261342827
1.76
1.6139e-06
4.419e-09
d
yr
n .5593951286082487 1.4029e-09 deg/d
Q 2.27871286537291 3.8097e-09 au
  Orbit Determination Parameters
   # obs. used (total)      340  
   data-arc span      23967 days (65.62 yr)  
   first obs. used      1955-01-26  
   last obs. used      2020-09-08  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .42626  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Sep-15 06:58:26  

Additional Information
 Earth MOID = .000618193 au 
 Jupiter MOID = 3.52669 au 
 T_jup = 4.239 
[ 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 17.9   n/a MPO257634  

137108 (1999 AN10)          Discovered 1999-Jan-13 by LINEAR at Socorro
Reference: 20061205/Numbers.arcLast Updated: 2006-12-13

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