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JPL Small-Body Database Browser
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268660 (2006 EX20)
Classification: Main-belt Asteroid          SPK-ID: 2268660
[ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2458600.5 (2019-Apr-27.0) TDB
Reference: JPL 13 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1465183466776331 1.533e-07  
a 2.918517689825471 2.8346e-08 au
q 2.490901303162818 4.4744e-07 au
i 6.959238460025694 1.2142e-05 deg
node 345.717940054669 4.522e-05 deg
peri 203.0844625957385 5.0952e-05 deg
M 207.713577707088 2.4848e-05 deg
tp 2459370.872204734314
(2021-Jun-05.37220473)		 0.00012997 TDB
period 1821.134080955169
4.99		 2.6532e-05
7.264e-08		 d
yr
n .197679019773867 2.88e-09 deg/d
Q 3.346134076488124 3.25e-08 au
   Orbit Determination Parameters
   # obs. used (total)      224  
   data-arc span      8214 days (22.49 yr)  
   first obs. used      1996-03-17  
   last obs. used      2018-09-12  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .63117  
   source      ORB  
   producer      Otto Matic  
   solution date      2018-Oct-04 10:17:08  

Additional Information
 Earth MOID = 1.49431 au 
 Jupiter MOID = 1.6334 au 
 T_jup = 3.254 
[ 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 16.4   n/a MPO454996  
diameter diameter 3.711 km 0.942 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.035   0.019 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

268660 (2006 EX20)          Discovered 2006-Mar-03 by Spacewatch at Kitt Peak
Reference: 20110319/Numbers.arcLast Updated: 2011-03-23

[ show close-approach data ]
Alternate Designations
 2006 EX20 = 1996 FE6 
[ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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