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(2018 RD5)
Classification: Apollo [NEO]          SPK-ID: 3828422
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.


Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 11 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2884389250242142 9.9801e-05  
a 1.41901772261358 0.00019879 au
q 1.00971777611261 1.9316e-07 au
i 8.459387963198532 0.0021644 deg
node 170.9736381843908 7.7718e-05 deg
peri 163.8767975382868 0.00091381 deg
M 129.7310291008768 0.10277 deg
tp 2458978.004353039667
(2020-May-08.50435304)
0.12951 TDB
period 617.4192362525431
1.69
0.12974
0.0003552
d
yr
n .5830722123026778 0.00012252 deg/d
Q 1.82831766911455 0.00025612 au
  Orbit Determination Parameters
   # obs. used (total)      126  
   data-arc span      35 days  
   first obs. used      2018-09-11  
   last obs. used      2018-10-16  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      6  
   norm. resid. RMS      .49887  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-15 20:39:00  

Additional Information
 Earth MOID = .0103238 au 
 Jupiter MOID = 3.55333 au 
 T_jup = 4.656 
[ 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   .34792 E2018T04 autocmod 2.6n

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