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226437 (2003 SF39)
Classification: Main-belt Asteroid          SPK-ID: 2226437
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 11 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1456602127213997 5.4748e-08  
a 3.105398547857102 2.5795e-08 au
q 2.653065534791511 1.7195e-07 au
i 6.361235049090624 7.6398e-06 deg
node 358.2463752591895 4.4092e-05 deg
peri 41.45782517005351 5.0882e-05 deg
M 350.8821418115227 2.4283e-05 deg
tp 2459051.124969869708
(2020-Jul-20.62496987)
0.00013502 TDB
period 1998.823493013603
5.47
2.4905e-05
6.819e-08
d
yr
n .1801059479530292 2.2441e-09 deg/d
Q 3.557731560922693 2.9552e-08 au
  Orbit Determination Parameters
   # obs. used (total)      277  
   data-arc span      9821 days (26.89 yr)  
   first obs. used      1992-10-01  
   last obs. used      2019-08-22  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .63074  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Sep-24 04:09:27  

Additional Information
 Earth MOID = 1.66467 au 
 Jupiter MOID = 1.91315 au 
 T_jup = 3.195 
[ 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 15.5   n/a MPO475853  

226437 (2003 SF39)          Discovered 2003-Sep-16 by NEAT at Palomar
Reference: 20091202/Numbers.arcLast Updated: 2009-12-04

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