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441370 (2008 EP17)
Classification: Main-belt Asteroid          SPK-ID: 2441370
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 9 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1240387259431996 4.8884e-08  
a 3.080601757127578 4.3433e-08 au
q 2.698487840035091 1.474e-07 au
i 7.193551133344001 6.3668e-06 deg
node 327.4491255569479 4.6571e-05 deg
peri 133.0150276151075 5.5059e-05 deg
M 172.4180861936642 2.949e-05 deg
tp 2458054.628620794843
(2017-Oct-28.12862079)
0.00015454 TDB
period 1974.930264168361
5.41
4.1767e-05
1.144e-07
d
yr
n .182284917362181 3.8551e-09 deg/d
Q 3.462715674220064 4.8821e-08 au
  Orbit Determination Parameters
   # obs. used (total)      135  
   data-arc span      4515 days (12.36 yr)  
   first obs. used      2007-01-17  
   last obs. used      2019-05-29  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .64007  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Sep-24 07:42:03  

Additional Information
 Earth MOID = 1.72161 au 
 Jupiter MOID = 1.68348 au 
 T_jup = 3.204 
[ 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 16.6   n/a MPO477081  

441370 (2008 EP17)          Discovered 2008-Mar-01 by Spacewatch at Kitt Peak
Reference: Last Updated: 2015-09-02

[ show close-approach data ]
Alternate Designations
 2008 EP17 = 2011 WK106 = 2013 CO171 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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