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(2009 FD)
Classification: Apollo [NEO]          SPK-ID: 3451788
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2456800.5 (2014-May-23.0) TDB
Reference: JPL 55 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .4930588658444449 4.9138e-08  
a 1.163087225684061 1.6738e-09 AU
q .5896167573101161 5.6743e-08 AU
i 3.136360470837213 6.1834e-06 deg
node 9.486264360382881 1.6476e-05 deg
peri 281.2925459032189 1.6369e-05 deg
M 353.2292488607726 4.0109e-06 deg
tp 2456809.116903043891
(2014-May-31.61690304)
5.1185e-06 JED
period 458.1596682572265
1.25
9.8901e-07
2.708e-09
d
yr
n .785752271406578 1.6962e-09 deg/d
Q 1.736557694058006 2.4991e-09 AU
  Orbit Determination Parameters
   # obs. used (total)      277  
   # delay obs. used      0  
   # Doppler obs. used      1  
   data-arc span      1868 days (5.11 yr)  
   first obs. used      2009-02-24  
   last obs. used      2014-04-07  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-BIG16  
   condition code      0  
   fit RMS      .43267  
   data source      ORB  
   producer      Otto Matic  
   solution date      2014-Jun-16 12:35:13  

Additional Information
 Earth MOID = .00240879 AU 
 T_jup = 5.295 
[ show covariance matrix ]

Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Close-Approach Data ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 22.1 mag n/a MPO190679  
diameter diameter 0.472 km n/a Mainzer, A. et al. (2013) Astrophys. J.  
rotation period rot_per 5.87 h n/a Carbognani, A. (2011) MPB 38, 57-63. (LIGHTCURVES AND PERIODS OF EIGHTEEN NEAS A  
geometric albedo albedo 0.01   n/a Mainzer, A. et al. (2013) Astrophys. J.  

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