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(2017 EY2)
Classification: Apollo [NEO]          SPK-ID: 3771015
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 6 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .6435571894807022 0.00040501  
a 2.010481525485508 0.0020071 au
q .7166216854411798 9.8906e-05 au
i 5.132255242841973 0.0020717 deg
node 95.57118562842967 0.0093144 deg
peri 343.9175322970539 0.0063682 deg
M 68.17923491375834 0.60544 deg
tp 2458803.303964478475
(2019-Nov-15.80396448)
1.4558 TDB
period 1041.234517775784
2.85
1.5593
0.004269
d
yr
n .3457434361367582 0.00051776 deg/d
Q 3.304341365529836 0.0032989 au
  Orbit Determination Parameters
   # obs. used (total)      79  
   data-arc span      20 days  
   first obs. used      2017-03-05  
   last obs. used      2017-03-25  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      7  
   norm. resid. RMS      .44548  
   source      ORB  
   producer      Otto Matic  
   solution date      2017-Apr-06 08:19:40  

Additional Information
 Earth MOID = .0732783 au 
 Jupiter MOID = 1.98672 au 
 T_jup = 3.536 
[ 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 21.7   n/a E2017F17  

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