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(2021 FE)
Classification: Apollo [NEO]          SPK-ID: 54132045
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 13 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .248763200399861 0.00026529  
a 1.343967286937675 0.00050502 au
q 1.009637683406341 2.2848e-05 au
i 12.83011417645591 0.010166 deg
node .1354047863210556 0.00037984 deg
peri 149.8168109810989 0.0066828 deg
M 82.23868621616627 0.051489 deg
tp 2459266.496472491964
(2021-Feb-20.99647249)
0.0081192 TDB
period 569.0906805086207
1.56
0.32077
0.0008782
d
yr
n .6325881135116332 0.00035656 deg/d
Q 1.678296890469009 0.00063065 au
  Orbit Determination Parameters
   # obs. used (total)      77  
   data-arc span      26 days  
   first obs. used      2021-03-17  
   last obs. used      2021-04-12  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      7  
   norm. resid. RMS      .55707  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-May-31 06:00:21  

Additional Information
 Earth MOID = .0394857 au 
 Jupiter MOID = 3.31914 au 
 T_jup = 4.832 
[ 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 25.02   .37349 MPO624188 autocmod 2.9c

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