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JPL Small-Body Database Browser
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46026 (2001 DJ20)
Classification: Main-belt Asteroid          SPK-ID: 2046026
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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For accurate long-term ephemerides, please instead use our Horizons system.This orbit viewer was implemented using two-body methods, and hence should not be used for determining accurate long-term trajectories (over several years or decades) or planetary encounter circumstances.


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Orbital Elements at Epoch 2458600.5 (2019-Apr-27.0) TDB
Reference: JPL 26 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1734960223162203 3.451e-08  
a 2.631093797870775 1.3607e-08 au
q 2.174609489599318 8.9283e-08 au
i 13.8045739125131 5.3081e-06 deg
node 119.8509518646929 1.8635e-05 deg
peri 115.2171172233172 2.5878e-05 deg
M 36.77864649496372 1.6866e-05 deg
tp 2458441.243867436064
(2018-Nov-18.74386744)
7.2817e-05 TDB
period 1558.844959965229
4.27
1.2093e-05
3.311e-08
d
yr
n .2309402212828336 1.7915e-09 deg/d
Q 3.087578106142232 1.5968e-08 au
  Orbit Determination Parameters
   # obs. used (total)      866  
   data-arc span      23477 days (64.28 yr)  
   first obs. used      1955-07-24  
   last obs. used      2019-11-02  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .49891  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Dec-04 03:14:00  

Additional Information
 Earth MOID = 1.20179 au 
 Jupiter MOID = 2.08325 au 
 T_jup = 3.338 
[ 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 14.9   n/a MPO347844  
diameter diameter 3.072 km 0.249 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.247   0.033 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

46026 (2001 DJ20)          Discovered 2001-Feb-16 by LINEAR at Socorro
Reference: 20020822/Numbers.arcLast Updated: 2004-04-19

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