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JPL Small-Body Database Browser
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85140 (1981 ES19)
Classification: Main-belt Asteroid          SPK-ID: 2085140
[ 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 2458600.5 (2019-Apr-27.0) TDB
Reference: JPL 12 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .03648534685658623 4.0987e-08  
a 2.271173751747137 1.1022e-08 au
q 2.188309189643069 9.2697e-08 au
i 5.134851866848057 6.1224e-06 deg
node 351.9553059378877 4.6595e-05 deg
peri 229.1266629260635 9.312e-05 deg
M 5.745034723625302 8.0134e-05 deg
tp 2458580.549024992691
(2019-Apr-07.04902499)		 0.00027828 TDB
period 1250.184089070058
3.42		 9.1008e-06
2.492e-08		 d
yr
n .2879575921237199 2.0962e-09 deg/d
Q 2.354038313851206 1.1424e-08 au
   Orbit Determination Parameters
   # obs. used (total)      519  
   data-arc span      13946 days (38.18 yr)  
   first obs. used      1981-03-02  
   last obs. used      2019-05-08  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .55164  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-May-30 05:55:11  

Additional Information
 Earth MOID = 1.18451 au 
 Jupiter MOID = 2.61825 au 
 T_jup = 3.606 
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[ 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 MPO432395  

85140 (1981 ES19)          Discovered 1981-Mar-02 by Bus, S. J. at Siding Spring
Reference: 20040830/Numbers.arcLast Updated: 2004-09-06

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Alternate Designations
 1981 ES19 = 1998 EH7 
[ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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