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117648 (2005 EF147)
Classification: Main-belt Asteroid          SPK-ID: 2117648
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 18 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1546175842895992 4.1333e-08  
a 2.399038308651608 8.6466e-09 au
q 2.02810480074969 9.7376e-08 au
i 9.142951344985766 5.0036e-06 deg
node 199.6544543004249 1.7893e-05 deg
peri 331.2705969784403 2.1446e-05 deg
M 50.05403168510617 1.1546e-05 deg
tp 2458811.791803191267
(2019-Nov-24.29180319)
4.3383e-05 TDB
period 1357.232346008171
3.72
7.3376e-06
2.009e-08
d
yr
n .2652456678171688 1.434e-09 deg/d
Q 2.769971816553526 9.9835e-09 au
  Orbit Determination Parameters
   # obs. used (total)      834  
   data-arc span      7556 days (20.69 yr)  
   first obs. used      1999-10-06  
   last obs. used      2020-06-13  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .51489  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Jun-24 01:50:31  

Additional Information
 Earth MOID = 1.03774 au 
 Jupiter MOID = 2.2134 au 
 T_jup = 3.494 
[ 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 16.1   n/a MPO426742  
diameter diameter 3.424 km 0.857 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2017AJ....154..168M)  
geometric albedo albedo 0.050   0.028 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2017AJ....154..168M)  

117648 (2005 EF147)          Discovered 2005-Mar-10 by LONEOS at Anderson Mesa
Reference: 20051019/Numbers.arcLast Updated: 2005-10-26

[ show close-approach data ]
Alternate Designations
 2005 EF147 = 2003 UD180 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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