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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 2459396.5 (2021-Jul-01.0) TDB
Reference: JPL 3 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1988437155296022 0.00022688  
a 1.136205702259274 0.00022383 au
q .9102783388161191 7.8507e-05 au
i 5.423580522750777 0.0055408 deg
node 357.2514837817951 0.0012952 deg
peri 258.6223970590026 0.0027206 deg
M 200.9000684062999 0.26369 deg
tp 2459592.002072567001
(2022-Jan-12.50207257)
0.38179 TDB
period 442.3681733808311
1.21
0.13072
0.0003579
d
yr
n .8138017643734938 0.00024047 deg/d
Q 1.362133065702429 0.00026833 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 = .0236431 au 
 Jupiter MOID = 3.67331 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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