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(2018 FB2)
Classification: Apollo [NEO]          SPK-ID: 3802006
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 3 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1988699939197369 0.00022672  
a 1.136227521163142 0.00022408 au
q .9102659609379899 7.8132e-05 au
i 5.423501647144896 0.0055403 deg
node 357.2524522514875 0.0012951 deg
peri 258.6371898176803 0.0027029 deg
M 41.37556511585207 0.21653 deg
tp 2459149.656221140931
(2020-Oct-27.15622114)
0.25104 TDB
period 442.3809158379855
1.21
0.13086
0.0003583
d
yr
n .8137783234117719 0.00024073 deg/d
Q 1.362189081388293 0.00026864 au
  Orbit Determination Parameters
   # obs. used (total)      25  
   data-arc span      12 days  
   first obs. used      2018-03-10  
   last obs. used      2018-03-22  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      7  
   norm. resid. RMS      .41162  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-15 20:24:47  

Additional Information
 Earth MOID = .0230985 au 
 Jupiter MOID = 3.67449 au 
 T_jup = 5.491 
[ 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 25.6   n/a MPO439048  

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