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JPL Small-Body Database Browser
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447159 (2005 JC20)
Classification: Main-belt Asteroid          SPK-ID: 2447159
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 .2082862866958378 7.7033e-08  
a 2.663532048994531 2.9536e-08 au
q 2.108754849014104 2.0345e-07 au
i 13.85592257048173 7.358e-06 deg
node 98.07619150214674 3.6729e-05 deg
peri 82.80013480475509 4.0735e-05 deg
M 105.610869748272 2.0012e-05 deg
tp 2458134.708632459217
(2018-Jan-16.20863246)
8.5539e-05 TDB
period 1587.761683190053
4.35
2.641e-05
7.231e-08
d
yr
n .2267342787090728 3.7713e-09 deg/d
Q 3.218309248974958 3.5687e-08 au
  Orbit Determination Parameters
   # obs. used (total)      137  
   data-arc span      5195 days (14.22 yr)  
   first obs. used      2005-05-04  
   last obs. used      2019-07-25  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .63292  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Sep-24 07:48:54  

Additional Information
 Earth MOID = 1.16553 au 
 Jupiter MOID = 1.94665 au 
 T_jup = 3.312 
[ 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 16.5   n/a MPO437739  

447159 (2005 JC20)          Discovered 2005-May-04 by CSS at Catalina
Reference: Last Updated: 2015-10-28

[ show close-approach data ]
Alternate Designations
 2005 JC20 = 2009 DA111 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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