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136453 (2005 EO173)
Classification: Main-belt Asteroid          SPK-ID: 2136453
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 18 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2128341115768752 4.9963e-08  
a 2.287691244741381 1.3423e-08 au
q 1.800792511104653 1.1708e-07 au
i 6.247658917258812 5.5942e-06 deg
node 194.7717845499833 3.6789e-05 deg
peri 137.3964163861584 3.8473e-05 deg
M 350.0866809805673 1.3547e-05 deg
tp 2459035.302554610942
(2020-Jul-04.80255461)
4.7766e-05 TDB
period 1263.847116730446
3.46
1.1123e-05
3.045e-08
d
yr
n .2848445790906377 2.5069e-09 deg/d
Q 2.774589978378109 1.628e-08 au
  Orbit Determination Parameters
   # obs. used (total)      523  
   data-arc span      7232 days (19.80 yr)  
   first obs. used      1999-07-13  
   last obs. used      2019-05-01  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .59304  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jul-14 02:53:27  

Additional Information
 Earth MOID = .796836 au 
 Jupiter MOID = 2.62124 au 
 T_jup = 3.563 
[ hide covariance matrix ]
Orbital Elements at Epoch 2456763.5 (2014-Apr-16.0) TDB
Reference: JPL 18 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2121178682707183 4.9704e-08  
q 1.802315494437118 1.1626e-07 au
tp 2456506.548154557050
(2013-Aug-02.04815456)
3.7079e-05 TDB
node 194.928504639708 3.6869e-05 deg
peri 137.0353700164414 3.856e-05 deg
i 6.239443509001624 5.5885e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      523  
   data-arc span      7232 days (19.80 yr)  
   first obs. used      1999-07-13  
   last obs. used      2019-05-01  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .59304  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jul-14 02:53:27  

Additional Information
 Jupiter MOID = 2.62124 au 
 T_jup = 3.563 
Orbit Covariance (6×6)
  e q tp node peri i
e 2.470495888978675E-15 -5.756474904064443E-15 3.072235594599496E-13 -3.29237418600542E-15 1.725553977646895E-13 5.368034605708063E-16
q -5.756474904064443E-15 1.351752823953996E-14 -5.918082167799964E-13 6.878641507608444E-15 -3.632490730813838E-13 -9.463459783419592E-16
tp 3.072235594599496E-13 -5.918082167799964E-13 1.374842863864238E-9 -9.269036676994805E-12 4.238461990298515E-10 9.235975100660701E-13
node -3.29237418600542E-15 6.878641507608444E-15 -9.269036676994805E-12 1.359330035301807E-9 -1.353775296991105E-9 -1.655197569865146E-11
peri 1.725553977646895E-13 -3.632490730813838E-13 4.238461990298515E-10 -1.353775296991105E-9 1.486912031740677E-9 1.673791252036564E-11
i 5.368034605708063E-16 -9.463459783419592E-16 9.235975100660701E-13 -1.655197569865146E-11 1.673791252036564E-11 3.123143120153556E-11

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 MPO469435  

136453 (2005 EO173)          Discovered 2005-Mar-08 by LONEOS at Anderson Mesa
Reference: 20060907/Numbers.arcLast Updated: 2006-09-10

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Alternate Designations
 2005 EO173 = 2003 XH27 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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