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JPL Small-Body Database Browser
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172469 (2003 SF45)
Classification: Main-belt Asteroid          SPK-ID: 2172469
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 13 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2572471028813447 6.9144e-08  
a 2.332473877429273 1.2313e-08 au
q 1.732451729914176 1.6545e-07 au
i 2.95727718931326 6.4118e-06 deg
node 29.44433872254174 0.00012223 deg
peri 336.2434045231589 0.00012292 deg
M 242.7743859310314 1.826e-05 deg
tp 2459424.185523576251
(2021-Jul-28.68552358)
6.8884e-05 TDB
period 1301.138745988677
3.56
1.0303e-05
2.821e-08
d
yr
n .2766807161110649 2.1909e-09 deg/d
Q 2.93249602494437 1.5481e-08 au
  Orbit Determination Parameters
   # obs. used (total)      371  
   data-arc span      6621 days (18.13 yr)  
   first obs. used      2001-01-19  
   last obs. used      2019-03-07  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .61635  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jul-13 12:14:38  

Additional Information
 Earth MOID = .731441 au 
 Jupiter MOID = 2.52742 au 
 T_jup = 3.523 
[ 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 16.5   n/a MPO469847  

172469 (2003 SF45)          Discovered 2003-Sep-16 by LONEOS at Anderson Mesa
Reference: 20071224/Numbers.arcLast Updated: 2007-12-22
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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