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243291 (2008 DK47)
Classification: Main-belt Asteroid          SPK-ID: 2243291
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 .1147215621900754 4.9738e-08  
a 2.995247102345401 3.1351e-08 au
q 2.65162767561904 1.4187e-07 au
i 5.798252731862089 4.8791e-06 deg
node 157.7895582705577 5.1724e-05 deg
peri 296.06297300237 5.7496e-05 deg
M 210.7060458850006 2.8984e-05 deg
tp 2459785.712368346753
(2022-Jul-25.21236835)
0.00015831 TDB
period 1893.421969298828
5.18
2.9728e-05
8.139e-08
d
yr
n .1901319440870939 2.9852e-09 deg/d
Q 3.338866529071762 3.4948e-08 au
  Orbit Determination Parameters
   # obs. used (total)      343  
   data-arc span      7136 days (19.54 yr)  
   first obs. used      2000-10-06  
   last obs. used      2020-04-20  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .54785  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-May-21 12:46:53  

Additional Information
 Earth MOID = 1.67477 au 
 Jupiter MOID = 1.83804 au 
 T_jup = 3.237 
[ 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 15.6   n/a MPO437136  
diameter diameter 5.024 km 1.279 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
rotation period rot_per 3.72 h n/a LCDB (Rev. 2019-August); Warner et al., 2009 lower-limit; Incomplete or inconclusive result.
Published Reference List:
[Erasmus, N.; McNeill, A.; Mommert, N.; Trilling, D.E.; et al. (2019) Ap. J. Suppl. Series 242, A15.]
geometric albedo albedo 0.040   0.025 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

243291 (2008 DK47)          Discovered 2008-Feb-28 by Spacewatch at Kitt Peak
Reference: 20100626/Numbers.arcLast Updated: 2010-06-28

[ show close-approach data ]
Alternate Designations
 2008 DK47 = 2002 AC185 = 2005 QS125 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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