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180808 (2005 EU168)
Classification: Main-belt Asteroid          SPK-ID: 2180808
[ 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 17 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1310717505860733 4.6852e-08  
a 2.236512875596944 1.5627e-08 au
q 1.94336921778416 9.7266e-08 au
i 4.325042907343582 6.3884e-06 deg
node 194.6163577368683 6.2552e-05 deg
peri 61.86139639504538 6.8625e-05 deg
M 199.7756131027604 2.6524e-05 deg
tp 2459744.227938017085
(2022-Jun-13.72793802)		 9.0338e-05 TDB
period 1221.674562010903
3.34		 1.2804e-05
3.506e-08		 d
yr
n .2946774952958275 3.0884e-09 deg/d
Q 2.529656533409728 1.7675e-08 au
   Orbit Determination Parameters
   # obs. used (total)      268  
   data-arc span      6254 days (17.12 yr)  
   first obs. used      2003-11-26  
   last obs. used      2021-01-09  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .56142  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 21:28:03  

Additional Information
 Earth MOID = .931553 au 
 Jupiter MOID = 2.50986 au 
 T_jup = 3.623 
[ 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 17.3   n/a MPO494003  

180808 (2005 EU168)          Discovered 2005-Mar-11 by Mt. Lemmon Survey at Mount Lemmon
Reference: 20080321/Numbers.arcLast Updated: 2008-03-26

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