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393091 (2013 AF109)
Classification: Main-belt Asteroid          SPK-ID: 2393091
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 .1840119035695745 9.0175e-08  
a 3.033602750546643 8.1525e-08 au
q 2.475383733744658 2.9826e-07 au
i 2.194092347133422 7.4091e-06 deg
node 254.008953030208 0.00033483 deg
peri 26.78714778308527 0.00033617 deg
M 352.9925656798646 3.0346e-05 deg
tp 2459038.065833225163
(2020-Jul-07.56583323)
0.00016305 TDB
period 1929.907487280922
5.28
7.7797e-05
2.13e-07
d
yr
n .1865374389044989 7.5196e-09 deg/d
Q 3.591821767348627 9.6527e-08 au
  Orbit Determination Parameters
   # obs. used (total)      73  
   data-arc span      4927 days (13.49 yr)  
   first obs. used      2005-10-07  
   last obs. used      2019-04-04  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .66765  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jul-14 15:15:15  

Additional Information
 Earth MOID = 1.45917 au 
 Jupiter MOID = 1.55609 au 
 T_jup = 3.215 
[ 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 16.7   n/a MPO472036  
diameter diameter 2.342 km 0.336 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.035   0.014 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

393091 (2013 AF109)          Discovered 2010-Jun-12 by WISE at WISE
Reference: Last Updated: 2014-04-17

[ show close-approach data ]
Alternate Designations
 2013 AF109 = 2010 LO92 = 2011 WL21 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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