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(2018 RY5)
Classification: Apollo [NEO]          SPK-ID: 3829433
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 3 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .755096143472882 0.00040153  
a 2.351286953459701 0.0033828 au
q .5758392427041791 0.00011567 au
i 11.84317885519053 0.0059436 deg
node 169.7806115162649 3.1964e-05 deg
peri 90.18881706410455 0.0019069 deg
M 183.7058359832759 0.39992 deg
tp 2459645.399905134148
(2022-Mar-06.89990513)
2.8547 TDB
period 1316.912372812687
3.61
2.842
0.007781
d
yr
n .2733667079390446 0.00058994 deg/d
Q 4.126734664215224 0.0059371 au
  Orbit Determination Parameters
   # obs. used (total)      51  
   data-arc span      4 days  
   first obs. used      2018-09-13  
   last obs. used      2018-09-17  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      7  
   norm. resid. RMS      .56791  
   source      ORB  
   producer      Otto Matic  
   solution date      2018-Sep-17 07:13:16  

Additional Information
 Earth MOID = .000626218 au 
 Jupiter MOID = 1.32666 au 
 T_jup = 3.076 
[ 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   .41977 MPO452110 autocmod 2.6n

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