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249198 (2008 DB5)
Classification: Main-belt Asteroid          SPK-ID: 2249198
[ 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 15 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .08261438009413408 4.7021e-08  
a 3.056850758680194 3.2851e-08 au
q 2.804310928211546 1.5654e-07 au
i 9.725850925568185 4.7701e-06 deg
node 136.2490385376008 3.4441e-05 deg
peri 174.2305833579976 5.1828e-05 deg
M 284.0933427670212 3.9392e-05 deg
tp 2459412.111165228501
(2021-Jul-16.61116523)		 0.00021579 TDB
period 1952.134699166823
5.34		 3.1469e-05
8.616e-08		 d
yr
n .1844135039214503 2.9728e-09 deg/d
Q 3.309390589148841 3.5565e-08 au
   Orbit Determination Parameters
   # obs. used (total)      268  
   data-arc span      7153 days (19.58 yr)  
   first obs. used      2000-09-27  
   last obs. used      2020-04-28  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .51357  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-May-21 13:41:44  

Additional Information
 Earth MOID = 1.7902 au 
 Jupiter MOID = 1.95659 au 
 T_jup = 3.208 
[ 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 15.5   n/a MPO433633  
diameter diameter 4.064 km 0.916 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.062   0.031 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

249198 (2008 DB5)          Discovered 2008-Feb-24 by Kugel, F. at Chante-Perdrix
Reference: 20100824/Numbers.arcLast Updated: 2010-08-27

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Alternate Designations
 2008 DB5 = 2004 FM99 
[ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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