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361861 (2008 ED69)
Classification: Apollo [NEO]          SPK-ID: 2361861
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 40 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .7393800416770553 1.3894e-07  
a 2.913033074968811 8.352e-08 au
q .7591945585917309 3.9831e-07 au
i 36.34215706442556 2.5107e-05 deg
node 149.5248993567055 6.4337e-05 deg
peri 173.241544600664 6.5455e-05 deg
M 147.365862130848 3.015e-05 deg
tp 2458257.119886631520
(2018-May-18.61988663)
0.00012296 TDB
period 1816.002953079
4.97
7.8101e-05
2.138e-07
d
yr
n .1982375630995679 8.5256e-09 deg/d
Q 5.06687159134589 1.4527e-07 au
  Orbit Determination Parameters
   # obs. used (total)      137  
   data-arc span      5170 days (14.15 yr)  
   first obs. used      2004-12-15  
   last obs. used      2019-02-10  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .46802  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Feb-13 07:07:05  

Additional Information
 Earth MOID = .247774 au 
 Jupiter MOID = .412202 au 
 T_jup = 2.598 
[ 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 17.0   n/a MPO471718  

361861 (2008 ED69)          Discovered 2008-Mar-11 by CSS at Catalina
Reference: Last Updated: 2013-04-29

[ show close-approach data ]
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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