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(2017 DF)
Classification: Apollo [NEO]          SPK-ID: 3769409
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 9 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .3952973178240312 4.2813e-05  
a 1.641983216168137 0.00011686 au
q .9929116549047962 3.6605e-07 au
i .8078457393816773 7.6883e-05 deg
node 146.5758252894821 6.6882e-05 deg
peri 7.852793214093396 0.00012145 deg
M 199.0132355007861 0.059879 deg
tp 2459344.168057786329
(2021-May-09.66805779)
0.16452 TDB
period 768.5134935653821
2.10
0.082042
0.0002246
d
yr
n .4684367978105938 5.0007e-05 deg/d
Q 2.291054777431478 0.00016305 au
  Orbit Determination Parameters
   # obs. used (total)      82  
   data-arc span      7 days  
   first obs. used      2017-02-17  
   last obs. used      2017-02-24  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      6  
   norm. resid. RMS      .39574  
   source      ORB  
   producer      Otto Matic  
   solution date      2017-Sep-03 06:19:01  

Additional Information
 Earth MOID = .00382019 au 
 Jupiter MOID = 2.70633 au 
 T_jup = 4.201 
[ 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 26.6   n/a MPO399872  

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