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215006 (2008 DN31)
Classification: Main-belt Asteroid          SPK-ID: 2215006
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 12 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .05862505695193423 5.6113e-08  
a 3.045108316522915 3.8333e-08 au
q 2.86658866804195 1.7402e-07 au
i 11.1105345642948 6.6113e-06 deg
node 84.22989684723817 3.9906e-05 deg
peri 26.91353790441358 9.5959e-05 deg
M 136.6297823901419 8.3568e-05 deg
tp 2458263.876752595406
(2018-May-25.37675260)
0.00044909 TDB
period 1940.897251145644
5.31
3.6649e-05
1.003e-07
d
yr
n .1854812251331205 3.5024e-09 deg/d
Q 3.223627965003879 4.0581e-08 au
  Orbit Determination Parameters
   # obs. used (total)      229  
   data-arc span      6380 days (17.47 yr)  
   first obs. used      2001-12-11  
   last obs. used      2019-05-31  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .60936  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-25 03:18:00  

Additional Information
 Earth MOID = 1.88786 au 
 Jupiter MOID = 1.93743 au 
 T_jup = 3.207 
[ 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 15.4   n/a MPO437029  

215006 (2008 DN31)          Discovered 2008-Feb-27 by CSS at Catalina
Reference: 20090509/Numbers.arcLast Updated: 2009-05-11

[ show close-approach data ]
Alternate Designations
 2008 DN31 = 2001 XL78 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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