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JPL Small-Body Database Browser
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413458 (2005 EN161)
Classification: Main-belt Asteroid          SPK-ID: 2413458
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 17 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .0689968003821558 7.2889e-08  
a 2.40432069479263 1.7941e-08 au
q 2.238430259759337 1.6942e-07 au
i 4.680042981126501 7.6546e-06 deg
node 31.57187752243331 6.2483e-05 deg
peri 141.4219686430553 7.7096e-05 deg
M 42.74411725129982 4.2647e-05 deg
tp 2458838.818298687334
(2019-Dec-21.31829869)
0.00016121 TDB
period 1361.717499752318
3.73
1.5241e-05
4.173e-08
d
yr
n .2643720155358804 2.959e-09 deg/d
Q 2.570211129825923 1.9178e-08 au
  Orbit Determination Parameters
   # obs. used (total)      142  
   data-arc span      6033 days (16.52 yr)  
   first obs. used      2003-10-20  
   last obs. used      2020-04-26  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .53458  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-May-22 02:07:50  

Additional Information
 Earth MOID = 1.24478 au 
 Jupiter MOID = 2.39116 au 
 T_jup = 3.516 
[ show covariance matrix ]

Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 17.4   n/a MPO419033  

413458 (2005 EN161)          Discovered 2005-Mar-09 by Mt. Lemmon Survey at Mount Lemmon
Reference: Last Updated: 2014-11-10
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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