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(2018 RF2)
Classification: Apollo [NEO]          SPK-ID: 3827322
[ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Close-Approach Data ]

[ hide orbit diagram ]

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.


Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 2 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .3399208148852524 0.00024148  
a 1.023958115055207 0.00012888 au
q .675893438177274 0.00016224 au
i 9.640671827464701 0.0085126 deg
node 344.2453298231157 0.00025049 deg
peri 110.9650896688646 0.0033656 deg
M 169.5189052706967 0.080902 deg
tp 2458822.287832009019
(2019-Dec-04.78783201)		 0.051404 TDB
period 378.4615077256724
1.04		 0.071454
0.0001956		 d
yr
n .9512195894461895 0.00017959 deg/d
Q 1.37202279193314 0.00017269 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 = .0102641 au 
 Jupiter MOID = 3.80587 au 
 T_jup = 5.904 
[ 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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