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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 ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 27 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1732502885655621 3.451e-08  
a 2.630097101195882 1.346e-08 au
q 2.174432019458247 8.9127e-08 au
i 13.80628150226863 5.3067e-06 deg
node 119.8509830513583 1.8613e-05 deg
peri 115.1047604464259 2.5881e-05 deg
M 129.3226719481009 1.703e-05 deg
tp 2458440.834844140381
(2018-Nov-18.33484414)
7.2862e-05 TDB
period 1557.959274073147
4.27
1.1959e-05
3.274e-08
d
yr
n .2310715087300144 1.7738e-09 deg/d
Q 3.085762182933516 1.5792e-08 au
  Orbit Determination Parameters
   # obs. used (total)      868  
   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      .4975  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-23 08:20:20  

Additional Information
 Earth MOID = 1.2019 au 
 Jupiter MOID = 2.08478 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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