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249206 (2008 DX45)
Classification: Main-belt Asteroid          SPK-ID: 2249206
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 16 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2802006811706094 5.8352e-08  
a 3.124933807228462 4.1331e-08 au
q 2.249325225829981 1.8952e-07 au
i 15.32578960515038 8.123e-06 deg
node 4.687636523546915 2.4543e-05 deg
peri 224.6160367639506 2.9184e-05 deg
M 20.8647631077681 1.7225e-05 deg
tp 2458883.557972807882
(2020-Feb-04.05797281)
9.5108e-05 TDB
period 2017.714247303805
5.52
4.003e-05
1.096e-07
d
yr
n .1784197145265017 3.5397e-09 deg/d
Q 4.000542388626942 5.2912e-08 au
  Orbit Determination Parameters
   # obs. used (total)      306  
   data-arc span      8058 days (22.06 yr)  
   first obs. used      1997-03-12  
   last obs. used      2019-04-04  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .60053  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jul-14 10:24:58  

Additional Information
 Earth MOID = 1.26859 au 
 Jupiter MOID = 1.20031 au 
 T_jup = 3.100 
[ 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 15.1   n/a MPO470658  
diameter diameter 6.145 km 0.145 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.051   0.012 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

249206 (2008 DX45)          Discovered 2008-Feb-28 by CSS at Catalina
Reference: 20100824/Numbers.arcLast Updated: 2010-08-27

[ show close-approach data ]
Alternate Designations
 2008 DX45 = 2002 AG19 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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