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249201 (2008 DL13)
Classification: Main-belt Asteroid          SPK-ID: 2249201
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 11 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .06804861782667555 6.6014e-08  
a 2.91477390436857 4.1103e-08 au
q 2.716427568899026 2.0626e-07 au
i 4.03050957339777 8.4783e-06 deg
node 310.1247113170525 8.367e-05 deg
peri 321.9923111802325 0.00010386 deg
M 52.27251942067173 6.4083e-05 deg
tp 2458736.577347243150
(2019-Sep-10.07734724)
0.00032252 TDB
period 1817.631062085223
4.98
3.8448e-05
1.053e-07
d
yr
n .1980599955125111 4.1895e-09 deg/d
Q 3.113120239838113 4.39e-08 au
  Orbit Determination Parameters
   # obs. used (total)      226  
   data-arc span      6381 days (17.47 yr)  
   first obs. used      2001-12-19  
   last obs. used      2019-06-09  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .60878  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Sep-24 04:18:33  

Additional Information
 Earth MOID = 1.70159 au 
 Jupiter MOID = 1.97396 au 
 T_jup = 3.275 
[ 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 15.7   n/a MPO437158  
diameter diameter 3.078 km 0.530 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.098   0.057 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

249201 (2008 DL13)          Discovered 2008-Feb-26 by Mt. Lemmon Survey at Mount Lemmon
Reference: 20100824/Numbers.arcLast Updated: 2010-08-27

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