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187029 (2005 EH161)
Classification: Main-belt Asteroid          SPK-ID: 2187029
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 15 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1089192714374718 8.8033e-08  
a 2.285817281533404 1.0222e-08 au
q 2.036847728589604 1.9791e-07 au
i 4.109465425335506 8.7501e-06 deg
node 174.0375774676815 7.5212e-05 deg
peri 174.1411462709403 8.0856e-05 deg
M 49.59797435074615 3.0877e-05 deg
tp 2459026.590969715085
(2020-Jun-26.09096972)
0.00010797 TDB
period 1262.294513477999
3.46
8.467e-06
2.318e-08
d
yr
n .2851949336356476 1.913e-09 deg/d
Q 2.534786834477205 1.1335e-08 au
  Orbit Determination Parameters
   # obs. used (total)      346  
   data-arc span      6251 days (17.11 yr)  
   first obs. used      2003-12-01  
   last obs. used      2021-01-11  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .54096  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Feb-24 11:55:55  

Additional Information
 Earth MOID = 1.02843 au 
 Jupiter MOID = 2.83192 au 
 T_jup = 3.591 
[ 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 16.9   n/a MPO229854  

187029 (2005 EH161)          Discovered 2005-Mar-09 by Mt. Lemmon Survey at Mount Lemmon
Reference: 20080520/Numbers.arcLast Updated: 2008-05-22

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