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154468 (2003 DG17)
Classification: Main-belt Asteroid          SPK-ID: 2154468
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 2459000.5 (2020-May-31.0) TDB
Reference: JPL 15 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1045173013422672 5.1952e-08  
a 2.674087798575169 2.291e-08 au
q 2.394599358315809 1.3965e-07 au
i 9.210745941386921 8.1931e-06 deg
node 164.2826184048502 3.0596e-05 deg
peri 252.264409449395 4.8188e-05 deg
M 79.05814239932586 3.5745e-05 deg
tp 2458649.743259719239
(2019-Jun-15.24325972)
0.00015817 TDB
period 1597.209631656492
4.37
2.0526e-05
5.62e-08
d
yr
n .2253930810739214 2.8965e-09 deg/d
Q 2.95357623883453 2.5304e-08 au
  Orbit Determination Parameters
   # obs. used (total)      252  
   data-arc span      6669 days (18.26 yr)  
   first obs. used      2001-10-23  
   last obs. used      2020-01-26  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .57593  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-24 09:32:24  

Additional Information
 Earth MOID = 1.42462 au 
 Jupiter MOID = 2.38245 au 
 T_jup = 3.353 
[ 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 16.5   n/a MPO454003  

154468 (2003 DG17)          Discovered 2003-Feb-28 by Klet at Klet
Reference: 20070402/Numbers.arcLast Updated: 2007-04-04

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