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434859 (2006 SF221)
Classification: Main-belt Asteroid          SPK-ID: 2434859
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 11 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .08264462472215697 6.1931e-08  
a 3.015389219117276 4.5161e-08 au
q 2.766183508712091 1.8596e-07 au
i .5757883494991158 7.3129e-06 deg
node 345.1325533698948 0.00068819 deg
peri 356.4846933929159 0.00068981 deg
M 233.7790223602753 4.9186e-05 deg
tp 2459671.067548659792
(2022-Apr-01.56754866)
0.00026922 TDB
period 1912.553063933403
5.24
4.2966e-05
1.176e-07
d
yr
n .188230071514782 4.2287e-09 deg/d
Q 3.264594929522461 4.8894e-08 au
  Orbit Determination Parameters
   # obs. used (total)      122  
   data-arc span      5884 days (16.11 yr)  
   first obs. used      2004-03-17  
   last obs. used      2020-04-26  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .65887  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-May-22 03:27:36  

Additional Information
 Earth MOID = 1.75775 au 
 Jupiter MOID = 2.06259 au 
 T_jup = 3.243 
[ show covariance matrix ]

Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 16.7   n/a MPO472398  

434859 (2006 SF221)          Discovered 2006-Sep-25 by Mt. Lemmon Survey at Mount Lemmon
Reference: Last Updated: 2015-06-04
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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