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117426 (2005 AM20)
Classification: Main-belt Asteroid          SPK-ID: 2117426
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 22 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1330515087458356 3.5605e-08  
a 2.419055992781133 1.0228e-08 au
q 2.097196943200948 8.7112e-08 au
i 1.695390877561392 3.5603e-06 deg
node 198.5698145523747 0.00013514 deg
peri 264.3610785372852 0.00013586 deg
M 41.71196524392183 1.3295e-05 deg
tp 2458841.269793107504
(2019-Dec-23.76979311)
5.0588e-05 TDB
period 1374.25494450064
3.76
8.7161e-06
2.386e-08
d
yr
n .2619601271515253 1.6615e-09 deg/d
Q 2.740915042361319 1.1589e-08 au
  Orbit Determination Parameters
   # obs. used (total)      726  
   data-arc span      7089 days (19.41 yr)  
   first obs. used      2000-11-21  
   last obs. used      2020-04-19  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .48107  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-May-20 20:12:26  

Additional Information
 Earth MOID = 1.11488 au 
 Jupiter MOID = 2.38728 au 
 T_jup = 3.502 
[ 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 16.2   n/a MPO366548  

117426 (2005 AM20)          Discovered 2005-Jan-06 by LINEAR at Socorro
Reference: 20051019/Numbers.arcLast Updated: 2005-10-26

[ show close-approach data ]
Alternate Designations
 2005 AM20 = 2002 JT130 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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