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JPL Small-Body Database Browser
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441909 (2010 EN171)
Classification: Main-belt Asteroid          SPK-ID: 2441909
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 12 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2540920461407974 1.4563e-07  
a 2.639440103506254 1.8189e-07 au
q 1.968779366940272 2.697e-07 au
i 12.79689654720482 2.1585e-05 deg
node 110.6340797829471 5.3573e-05 deg
peri 123.2455658012966 0.00023522 deg
M 101.390779826134 0.00025759 deg
tp 2458559.374558490041
(2019-Mar-16.87455849)
0.0010759 TDB
period 1566.268246638462
4.29
0.0001619
4.433e-07
d
yr
n .2298456862498713 2.3759e-08 deg/d
Q 3.310100840072236 2.281e-07 au
  Orbit Determination Parameters
   # obs. used (total)      60  
   data-arc span      3378 days (9.25 yr)  
   first obs. used      2006-04-24  
   last obs. used      2015-07-24  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      1  
   norm. resid. RMS      .51776  
   source      ORB  
   producer      Otto Matic  
   solution date      2017-Apr-09 12:33:47  

Additional Information
 Earth MOID = .988561 au 
 Jupiter MOID = 1.83701 au 
 T_jup = 3.315 
[ 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 17.4   n/a MPO342916  

441909 (2010 EN171)          Discovered 2006-Apr-24 by Spacewatch at Kitt Peak
Reference: Last Updated: 2015-09-02

[ show close-approach data ]
Alternate Designations
 2010 EN171 = 2006 HB70 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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