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(2018 RP)
Classification: Apollo [NEO]          SPK-ID: 3827161
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 2 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .5870855098695933 0.0007362  
a 2.32452192505321 0.0040885 au
q .9598287854802976 2.3132e-05 au
i 17.98552008864161 0.013769 deg
node 343.0032158297312 0.00042328 deg
peri 30.93617385268249 0.0048552 deg
M 169.4110033932041 0.44437 deg
tp 2458391.330696103160
(2018-Sep-29.83069610)
0.0093284 TDB
period 1294.490588039688
3.54
3.4153
0.009351
d
yr
n .2781016743776917 0.00073372 deg/d
Q 3.689215064626122 0.0064889 au
  Orbit Determination Parameters
   # obs. used (total)      28  
   data-arc span      2 days  
   first obs. used      2018-09-05  
   last obs. used      2018-09-07  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      7  
   norm. resid. RMS      .33525  
   source      ORB  
   producer      Otto Matic  
   solution date      2018-Sep-09 07:02:06  

Additional Information
 Earth MOID = .00481647 au 
 Jupiter MOID = 1.92652 au 
 T_jup = 3.268 
[ 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 26.2   .40583 MPO452090 autocmod 2.6n

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