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441372 (2008 EJ25)
Classification: Main-belt Asteroid          SPK-ID: 2441372
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 8 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .05120922599472071 6.5812e-08  
a 3.088628587301365 6.0254e-08 au
q 2.930462307960494 2.0151e-07 au
i 9.31479323013918 8.7876e-06 deg
node 322.4454180428508 5.2475e-05 deg
peri 159.8582838248979 0.00011282 deg
M 137.5283601603435 9.9251e-05 deg
tp 2458243.080083193047
(2018-May-04.58008319)
0.00054862 TDB
period 1982.65412117615
5.43
5.8017e-05
1.588e-07
d
yr
n .1815747871274899 5.3133e-09 deg/d
Q 3.246794866642236 6.334e-08 au
  Orbit Determination Parameters
   # obs. used (total)      170  
   data-arc span      4096 days (11.21 yr)  
   first obs. used      2008-02-12  
   last obs. used      2019-05-01  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .52617  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jul-14 10:23:16  

Additional Information
 Earth MOID = 1.9475 au 
 Jupiter MOID = 1.7955 au 
 T_jup = 3.203 
[ 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 15.7   n/a MPO434637  

441372 (2008 EJ25)          Discovered 2008-Feb-12 by Mt. Lemmon Survey at Mount Lemmon
Reference: Last Updated: 2015-09-02

[ show close-approach data ]
Alternate Designations
 2008 EJ25 = 2013 AJ112 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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