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109951 (2001 SF46)
Classification: Main-belt Asteroid          SPK-ID: 2109951
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 14 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .07965696912930828 5.6521e-08  
a 2.784903894267754 2.2533e-08 au
q 2.563066890733977 1.5697e-07 au
i 12.19844205163288 6.4284e-06 deg
node 24.17165107082699 2.0595e-05 deg
peri 288.1633757558072 4.4835e-05 deg
M 55.52392495073547 4.2226e-05 deg
tp 2458738.686881701949
(2019-Sep-12.18688170)
0.00019793 TDB
period 1697.515488520051
4.65
2.0603e-05
5.641e-08
d
yr
n .2120746481752927 2.5739e-09 deg/d
Q 3.006740897801532 2.4328e-08 au
  Orbit Determination Parameters
   # obs. used (total)      502  
   data-arc span      6571 days (17.99 yr)  
   first obs. used      2001-08-27  
   last obs. used      2019-08-24  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .55186  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-24 03:36:10  

Additional Information
 Earth MOID = 1.58223 au 
 Jupiter MOID = 2.23836 au 
 T_jup = 3.294 
[ show covariance matrix ]

Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 15.4   n/a MPO395957  

109951 (2001 SF46)          Discovered 2001-Sep-16 by LINEAR at Socorro
Reference: 20051019/Numbers.arcLast Updated: 2005-10-26

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