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JPL Small-Body Database Browser
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117555 (2005 EP13)
Classification: Main-belt Asteroid          SPK-ID: 2117555
[ 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 16 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .03955714559573242 5.9249e-08  
a 2.920101076225382 2.9539e-08 au
q 2.80459021279888 1.7251e-07 au
i 3.073233616081401 5.6899e-06 deg
node 118.1838359088172 0.00012577 deg
peri 111.2607653153643 0.00016121 deg
M 241.4818567050609 0.00010293 deg
tp 2459200.536393170085
(2020-Dec-17.03639317)		 0.00052238 TDB
period 1822.616314564345
4.99		 2.7656e-05
7.572e-08		 d
yr
n .1975182582989497 2.9971e-09 deg/d
Q 3.035611939651884 3.0708e-08 au
   Orbit Determination Parameters
   # obs. used (total)      512  
   data-arc span      6935 days (18.99 yr)  
   first obs. used      2000-03-11  
   last obs. used      2019-03-07  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .60069  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jul-14 02:38:50  

Additional Information
 Earth MOID = 1.7956 au 
 Jupiter MOID = 1.94009 au 
 T_jup = 3.277 
[ 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 15.0   n/a MPO432680  
diameter diameter 3.168 km 0.685 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.212   0.157 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

117555 (2005 EP13)          Discovered 2005-Mar-03 by Spacewatch at Kitt Peak
Reference: 20051019/Numbers.arcLast Updated: 2005-10-26

[ show close-approach data ]
[ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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