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JPL Small-Body Database Browser
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(2018 FR1)
Classification: Apollo [NEO]          SPK-ID: 3802001
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 2458195.5 (2018-Mar-18.0) TDB
Reference: JPL 3 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .5010290624322119 0.00076049  
a 1.745927513546763 0.0023846 au
q .8711670883598255 0.00013803 au
i 4.120460865121705 0.0049386 deg
node 359.9765503389028 0.00027418 deg
peri 238.7148485253048 0.003155 deg
M 339.7741765360886 0.04697 deg
tp 2458242.841438685343
(2018-May-04.34143869)
0.012958 TDB
period 842.6315970340048
2.31
1.7263
0.004726
d
yr
n .4272329702175552 0.00087527 deg/d
Q 2.620687938733701 0.0035793 au
  Orbit Determination Parameters
   # obs. used (total)      33  
   data-arc span      5 days  
   first obs. used      2018-03-17  
   last obs. used      2018-03-22  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      8  
   norm. resid. RMS      .33321  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-15 20:24:45  

Additional Information
 Earth MOID = .00851853 au 
 Jupiter MOID = 2.41192 au 
 T_jup = 3.980 
[ 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 26.6   n/a MPO439046  

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