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103871 (2000 DK45)
Classification: Main-belt Asteroid          SPK-ID: 2103871
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 30 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1738562939582524 3.3587e-08  
a 3.014111350416647 1.7926e-08 au
q 2.490089121455705 9.8202e-08 au
i 4.579004253711554 5.0957e-06 deg
node 177.9472785520669 4.631e-05 deg
peri 267.3646853685175 4.9204e-05 deg
M 43.3636036006269 1.4598e-05 deg
tp 2458970.270892194056
(2020-Apr-30.77089219)
7.7428e-05 TDB
period 1911.337433426348
5.23
1.7051e-05
4.668e-08
d
yr
n .1883497877999742 1.6803e-09 deg/d
Q 3.538133579377589 2.1043e-08 au
  Orbit Determination Parameters
   # obs. used (total)      789  
   data-arc span      8196 days (22.44 yr)  
   first obs. used      1998-10-14  
   last obs. used      2021-03-23  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .49312  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-May-04 08:36:53  

Additional Information
 Earth MOID = 1.51113 au 
 Jupiter MOID = 1.72135 au 
 T_jup = 3.221 
[ 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 15.35   n/a E2021B55  
diameter diameter 4.110 km 0.080 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.072   0.009 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

103871 (2000 DK45)          Discovered 2000-Feb-29 by LINEAR at Socorro
Reference: 20051019/Numbers.arcLast Updated: 2005-10-26

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