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JPL Small-Body Database Browser
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(2018 RA6)
Classification: Apollo [NEO]          SPK-ID: 3829445
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 2458373.5 (2018-Sep-12.0) TDB
Reference: JPL 1 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .6555330182365707 0.0021362  
a 2.543016120075356 0.014988 au
q .8759850874581043 0.00026947 au
i 2.903377069045421 0.006397 deg
node 183.0409345115668 0.0095798 deg
peri 213.9700268031994 0.0076695 deg
M 351.6139368927304 0.081072 deg
tp 2458408.004657597522
(2018-Oct-16.50465760)
0.028532 TDB
period 1481.228626140425
4.06
13.095
0.03585
d
yr
n .2430414816772997 0.0021486 deg/d
Q 4.210047152692607 0.024813 au
  Orbit Determination Parameters
   # obs. used (total)      19  
   data-arc span      1 day  
   first obs. used      2018-09-11  
   last obs. used      2018-09-12  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      8  
   norm. resid. RMS      .81603  
   source      ORB  
   producer      Otto Matic  
   solution date      2018-Sep-14 15:42:03  

Additional Information
 Earth MOID = .01198 au 
 Jupiter MOID = 1.22476 au 
 T_jup = 3.101 
[ 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 25.5   .49126 MPO452110 autocmod 2.6n

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