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117821 (2005 JD5)
Classification: Main-belt Asteroid          SPK-ID: 2117821
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 17 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1581500450389613 4.337e-08  
a 2.407968105713025 9.8448e-09 au
q 2.027147841342128 1.0401e-07 au
i 13.29927081371076 4.3053e-06 deg
node 111.7081174096196 2.1125e-05 deg
peri 155.0469819001809 2.5547e-05 deg
M 348.4623863215176 1.3663e-05 deg
tp 2459044.240930202800
(2020-Jul-13.74093020)
5.1782e-05 TDB
period 1364.817310738674
3.74
8.37e-06
2.292e-08
d
yr
n .2637715664707965 1.6176e-09 deg/d
Q 2.788788370083922 1.1402e-08 au
  Orbit Determination Parameters
   # obs. used (total)      581  
   data-arc span      7468 days (20.45 yr)  
   first obs. used      2000-01-05  
   last obs. used      2020-06-16  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .49653  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Jun-24 01:50:52  

Additional Information
 Earth MOID = 1.01798 au 
 Jupiter MOID = 2.35099 au 
 T_jup = 3.468 
[ 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 15.9   n/a MPO426744  

117821 (2005 JD5)          Discovered 2005-May-04 by CSS at Catalina
Reference: 20051019/Numbers.arcLast Updated: 2005-10-26

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