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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 2459396.5 (2021-Jul-01.0) TDB
Reference: JPL 15 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .183855863892908 8.9676e-08  
a 3.031203922581903 8.3347e-08 au
q 2.473899306760035 2.9637e-07 au
i 2.192810452580704 7.404e-06 deg
node 253.931274338095 0.00033531 deg
peri 26.47381317544651 0.00033669 deg
M 67.20446806299186 3.1405e-05 deg
tp 2459036.653895652514
(2020-Jul-06.15389565)
0.00016373 TDB
period 1927.618822065084
5.28
7.9503e-05
2.177e-07
d
yr
n .1867589151336088 7.7028e-09 deg/d
Q 3.58850853840377 9.8671e-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.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .6398  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-14 11:32:54  

Additional Information
 Earth MOID = 1.45745 au 
 Jupiter MOID = 1.55589 au 
 T_jup = 3.216 
[ 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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