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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 ]

[ show orbit diagram ]
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 
[ hide covariance matrix ]
Orbital Elements at Epoch 2456864.5 (2014-Jul-26.0) TDB
Reference: JPL 14 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1820683891142576 9.0536e-08  
q 2.48034518730135 2.9883e-07 au
tp 2457110.230244056828
(2015-Mar-28.73024406)
0.00016345 TDB
node 254.0254376884305 0.00033488 deg
peri 26.98951264239897 0.00033624 deg
i 2.193401942428106 7.4077e-06 deg
  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
 Jupiter MOID = 1.55609 au 
 T_jup = 3.215 
Orbit Covariance (6×6)
  e q tp node peri i
e 8.196747268070794E-15 -2.640158837983623E-14 7.925405316526417E-12 5.252552536360376E-14 1.726025543096285E-12 -2.87184508893162E-15
q -2.640158837983623E-14 8.929643185299549E-14 -2.658250551082154E-11 -1.212897482204264E-13 -5.928573839426329E-12 1.230242492200019E-14
tp 7.925405316526417E-12 -2.658250551082154E-11 2.671540544962982E-8 1.826480387349636E-10 5.244789737125151E-9 -1.295777189337897E-12
node 5.252552536360376E-14 -1.212897482204264E-13 1.826480387349636E-10 1.121454632909929E-7 -1.120260753817227E-7 3.58374068661206E-10
peri 1.726025543096285E-12 -5.928573839426329E-12 5.244789737125151E-9 -1.120260753817227E-7 1.130592615427938E-7 -3.586228736456511E-10
i -2.87184508893162E-15 1.230242492200019E-14 -1.295777189337897E-12 3.58374068661206E-10 -3.586228736456511E-10 5.487339603774592E-11

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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