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JPL Small-Body Database Browser
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268231 (2005 EO89)
Classification: Main-belt Asteroid          SPK-ID: 2268231
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 9 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1583040223457445 9.4652e-08  
a 3.17383384422983 8.7271e-08 au
q 2.671403180431191 3.2875e-07 au
i 27.42623991154337 1.5805e-05 deg
node 153.1450996466264 1.7238e-05 deg
peri 306.5140412942213 6.8535e-05 deg
M 216.8960124069052 8.0597e-05 deg
tp 2459421.463676210368
(2021-Jul-25.96367621)
0.00048966 TDB
period 2065.259874351631
5.65
8.5182e-05
2.332e-07
d
yr
n .1743122037428915 7.1896e-09 deg/d
Q 3.67626450802847 1.0109e-07 au
  Orbit Determination Parameters
   # obs. used (total)      134  
   data-arc span      5329 days (14.59 yr)  
   first obs. used      2005-02-02  
   last obs. used      2019-09-06  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .55707  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Sep-24 04:38:26  

Additional Information
 Earth MOID = 1.75886 au 
 Jupiter MOID = 1.5818 au 
 T_jup = 3.008 
[ 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 15.3   n/a MPO494450  
diameter diameter 5.403 km 0.201 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.050   0.010 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

268231 (2005 EO89)          Discovered 2005-Mar-08 by LINEAR at Socorro
Reference: 20110319/Numbers.arcLast Updated: 2011-03-23

[ show close-approach data ]
Alternate Designations
 2005 EO89 = 2008 RS79 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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