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JPL Small-Body Database Browser
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379559 (2011 AF57)
Classification: Main-belt Asteroid          SPK-ID: 2379559
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 11 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1411595603403978 6.3985e-08  
a 2.382032641832315 2.0152e-08 au
q 2.045785961394789 1.4439e-07 au
i 2.367597856785589 6.4855e-06 deg
node 96.85860242633252 0.00013602 deg
peri 115.0014108566578 0.00014164 deg
M 14.79037886039207 3.05e-05 deg
tp 2458545.330787145996
(2019-Mar-02.83078715)
0.00011402 TDB
period 1342.826766975403
3.68
1.704e-05
4.665e-08
d
yr
n .2680911706957316 3.4021e-09 deg/d
Q 2.71827932226984 2.2997e-08 au
  Orbit Determination Parameters
   # obs. used (total)      134  
   data-arc span      6662 days (18.24 yr)  
   first obs. used      2001-05-24  
   last obs. used      2019-08-20  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .5279  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Sep-24 06:57:27  

Additional Information
 Earth MOID = 1.04137 au 
 Jupiter MOID = 2.24644 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 17.8   n/a MPO339189  

379559 (2011 AF57)          Discovered 2006-Dec-12 by Spacewatch at Kitt Peak
Reference: Last Updated: 2013-11-20

Alternate Designations
 2011 AF57 = 2012 LF12 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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