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JPL Small-Body Database Browser
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(2018 RF2)
Classification: Apollo [NEO]          SPK-ID: 3827322
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 2458600.5 (2019-Apr-27.0) TDB
Reference: JPL 2 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .3399103279618435 0.00024138  
a 1.023844482131577 0.00012963 au
q .6758291684283086 0.00016162 au
i 9.640238824717388 0.0085094 deg
node 344.2622445007722 0.00022161 deg
peri 110.9654078109689 0.0034957 deg
M 148.9727133790197 0.0087405 deg
tp 2458443.913742178947
(2018-Nov-21.41374218)
0.020558 TDB
period 378.3985102839514
1.04
0.071867
0.0001968
d
yr
n .9513779526506458 0.00018069 deg/d
Q 1.371859795834845 0.0001737 au
  Orbit Determination Parameters
   # obs. used (total)      25  
   data-arc span      1 day  
   first obs. used      2018-09-07  
   last obs. used      2018-09-08  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      6  
   norm. resid. RMS      .43572  
   source      ORB  
   producer      Otto Matic  
   solution date      2018-Sep-09 07:02:22  

Additional Information
 Earth MOID = .00980596 au 
 Jupiter MOID = 3.8071 au 
 T_jup = 5.905 
[ 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 28.2   .71211 MPO452097 autocmod 2.6n

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