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(2009 FK)
Classification: Apollo [NEO]          SPK-ID: 3451794
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 9 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .3702525143410284 0.00048677  
a 1.523766374398386 0.001155 au
q .959588043009071 1.463e-05 au
i 2.818866969350195 0.0024539 deg
node 359.6895138630914 0.00035344 deg
peri 210.4610179385828 0.0029831 deg
M 74.50655916595167 2.5325 deg
tp 2459058.310341255639
(2020-Jul-27.81034126)
4.6715 TDB
period 687.0304805507944
1.88
0.78116
0.002139
d
yr
n .523994218875685 0.00059579 deg/d
Q 2.087944705787702 0.0015827 au
  Orbit Determination Parameters
   # obs. used (total)      40  
   data-arc span      2 days  
   first obs. used      2009-03-17  
   last obs. used      2009-03-19  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      7  
   norm. resid. RMS      .64976  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-15 02:40:05  

Additional Information
 Earth MOID = 9.45091E-5 au 
 Jupiter MOID = 2.87763 au 
 T_jup = 4.419 
[ 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 28.3   n/a MPO156198  
rotation period rot_per 1. h n/a LCDB (Rev. 2020-October); Warner et al., 2009 lower-limit; 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[Ryan, W. UNPUBLISHED]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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