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187686 (2008 DJ26)
Classification: Main-belt Asteroid          SPK-ID: 2187686
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 11 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1418419347848588 7.7489e-08  
a 2.44937691201252 2.2212e-08 au
q 2.101952551795301 1.9256e-07 au
i .4127791072263454 6.9933e-06 deg
node 252.1828210476839 0.0011797 deg
peri 332.1439160774156 0.0011799 deg
M 77.33415994063807 2.8163e-05 deg
tp 2458899.718771975485
(2020-Feb-20.21877198)
0.00010733 TDB
period 1400.173508989331
3.83
1.9046e-05
5.215e-08
d
yr
n .2571109920940114 3.4974e-09 deg/d
Q 2.796801272229739 2.5363e-08 au
  Orbit Determination Parameters
   # obs. used (total)      143  
   data-arc span      6915 days (18.93 yr)  
   first obs. used      2000-01-28  
   last obs. used      2019-01-03  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .69495  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jul-14 10:28:20  

Additional Information
 Earth MOID = 1.0917 au 
 Jupiter MOID = 2.1814 au 
 T_jup = 3.483 
[ 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 17.2   n/a MPO422731  

187686 (2008 DJ26)          Discovered 2008-Feb-26 by Spacewatch at Kitt Peak
Reference: 20080520/Numbers.arcLast Updated: 2008-05-22

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