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180817 (2005 EG324)
Classification: Main-belt Asteroid          SPK-ID: 2180817
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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For accurate long-term ephemerides, please instead use our Horizons system.This orbit viewer was implemented using two-body methods, and hence should not be used for determining accurate long-term trajectories (over several years or decades) or planetary encounter circumstances.


Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 13 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1397131686719844 5.3902e-08  
a 2.189575163460971 1.2192e-08 au
q 1.883662679328361 1.2084e-07 au
i 1.771335889713429 5.2214e-06 deg
node 178.9933000903283 0.00016313 deg
peri 46.03836410247803 0.00016443 deg
M 271.9303965349595 1.9479e-05 deg
tp 2459490.008790068896
(2021-Oct-02.50879007)
6.5066e-05 TDB
period 1183.418118445081
3.24
9.8846e-06
2.706e-08
d
yr
n .3042035561133811 2.5409e-09 deg/d
Q 2.495487647593581 1.3896e-08 au
  Orbit Determination Parameters
   # obs. used (total)      158  
   data-arc span      6841 days (18.73 yr)  
   first obs. used      2002-05-17  
   last obs. used      2021-02-07  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .60734  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 21:28:05  

Additional Information
 Earth MOID = .873781 au 
 Jupiter MOID = 2.48052 au 
 T_jup = 3.660 
[ 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 18.52   n/a MPCxxxxx  

180817 (2005 EG324)          Discovered 2005-Mar-08 by Mt. Lemmon Survey at Mount Lemmon
Reference: 20080321/Numbers.arcLast Updated: 2008-03-26

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