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(2014 RW18)
Classification: Apollo [NEO]          SPK-ID: 3689016
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 .4011206244948003 0.00025541  
a 1.668249740449828 0.00071454 au
q .9990803627473048 1.8455e-06 au
i 7.716464180684448 0.0037173 deg
node 174.1270269082413 6.1976e-05 deg
peri 203.9312091161417 0.0010366 deg
M 222.8558050217502 0.60457 deg
tp 2459300.323006383348
(2021-Mar-26.82300638)
1.5143 TDB
period 787.0277142617899
2.15
0.50565
0.001384
d
yr
n .4574171829992924 0.00029388 deg/d
Q 2.337419118152352 0.0010012 au
  Orbit Determination Parameters
   # obs. used (total)      51  
   data-arc span      10 days  
   first obs. used      2014-09-14  
   last obs. used      2014-09-24  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      7  
   norm. resid. RMS      .3842  
   source      ORB  
   producer      Otto Matic  
   solution date      2017-Apr-06 08:38:42  

Additional Information
 Earth MOID = .0161527 au 
 Jupiter MOID = 3.1265 au 
 T_jup = 4.147 
[ 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 25.9   n/a MPO309098  

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