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(2009 FX4)
Classification: Apollo [NEO]          SPK-ID: 3454734
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 12 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .3202775716628447 0.00040079  
a 1.2837062846989 0.00063126 au
q .8725639531072039 8.5746e-05 au
i .5177336832208661 0.001612 deg
node 51.07318303880846 0.1164 deg
peri 194.3570863866651 0.12435 deg
M 351.6751721811431 2.1797 deg
tp 2459212.784845162670
(2020-Dec-29.28484516)
3.2255 TDB
period 531.2475350593288
1.45
0.39186
0.001073
d
yr
n .677650203044793 0.00049985 deg/d
Q 1.694848616290596 0.00083344 au
  Orbit Determination Parameters
   # obs. used (total)      51  
   data-arc span      3 days  
   first obs. used      2009-03-19  
   last obs. used      2009-03-22  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      7  
   norm. resid. RMS      .62272  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-15 02:40:11  

Additional Information
 Earth MOID = .00653458 au 
 Jupiter MOID = 3.32808 au 
 T_jup = 4.994 
[ 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 25.4   n/a MPO156199  
rotation period rot_per 0.2 h n/a LCDB (Rev. 2020-October); Warner et al., 2009 Incomplete or inconclusive result.
Published Reference List:
[Ryan, W. UNPUBLISHED]

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