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(2017 DR109)
Classification: Apollo [NEO]          SPK-ID: 3770320
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | 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 2 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2409317478745187 0.00032764  
a 1.006586183817915 5.6309e-05 au
q .7640676151643234 0.00037251 au
i 3.14631488774155 0.0064929 deg
node 341.0280454162084 0.022365 deg
peri 73.6434493392987 0.057997 deg
M 160.131546785503 0.024807 deg
tp 2458836.422408482418
(2019-Dec-18.92240848)
0.01166 TDB
period 368.8713069477277
1.01
0.030953
8.474e-05
d
yr
n .9759501300842983 8.1893e-05 deg/d
Q 1.249104752471507 6.9876e-05 au
  Orbit Determination Parameters
   # obs. used (total)      29  
   data-arc span      5 days  
   first obs. used      2017-02-27  
   last obs. used      2017-03-04  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      6  
   norm. resid. RMS      .65579  
   source      ORB  
   producer      Otto Matic  
   solution date      2017-Apr-06 08:19:48  

Additional Information
 Earth MOID = .005857 au 
 Jupiter MOID = 4.04545 au 
 T_jup = 6.022 
[ show covariance matrix ]

Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Close-Approach Data ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 27.6   n/a MPO399984  

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