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JPL Small-Body Database Browser
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442347 (2011 SF209)
Classification: Main-belt Asteroid          SPK-ID: 2442347
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2458600.5 (2019-Apr-27.0) TDB
Reference: JPL 16 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2424314441175309 2.0858e-07  
a 2.583864366453011 5.357e-08 au
q 1.957454396689979 5.7643e-07 au
i 5.089773952927549 6.0801e-06 deg
node 79.81572453026234 0.00010252 deg
peri 256.3091666131413 0.00010592 deg
M 314.1497014347144 2.4887e-05 deg
tp 2458793.715811448532
(2019-Nov-06.21581145)
0.00010978 TDB
period 1517.060832710374
4.15
4.7179e-05
1.292e-07
d
yr
n .2373009652861617 7.3798e-09 deg/d
Q 3.210274336216043 6.6558e-08 au
  Orbit Determination Parameters
   # obs. used (total)      103  
   data-arc span      5793 days (15.86 yr)  
   first obs. used      2003-11-19  
   last obs. used      2019-09-29  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .50749  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Nov-08 16:00:24  

Additional Information
 Earth MOID = .954578 au 
 Jupiter MOID = 2.19151 au 
 T_jup = 3.376 
[ 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 17.5   n/a MPO440831  

442347 (2011 SF209)          Discovered 2007-Oct-15 by Mt. Lemmon Survey at Mount Lemmon
Reference: Last Updated: 2015-09-02
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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