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308188 (2005 CY57)
Classification: Main-belt Asteroid          SPK-ID: 2308188
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.


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Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 14 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1471756421380865 4.763e-08  
a 2.380473388296798 1.3352e-08 au
q 2.03012568878159 1.0763e-07 au
i 2.283823508411399 5.3747e-06 deg
node 170.7422144545057 9.5037e-05 deg
peri 321.9105614844218 9.6974e-05 deg
M 63.64160707087425 1.8008e-05 deg
tp 2458763.345123014318
(2019-Oct-06.84512301)
6.642e-05 TDB
period 1341.508482332431
3.67
1.1286e-05
3.09e-08
d
yr
n .2683546207431215 2.2577e-09 deg/d
Q 2.730821087812006 1.5317e-08 au
  Orbit Determination Parameters
   # obs. used (total)      286  
   data-arc span      7088 days (19.41 yr)  
   first obs. used      2000-11-29  
   last obs. used      2020-04-26  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .5519  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-May-21 20:11:22  

Additional Information
 Earth MOID = 1.04503 au 
 Jupiter MOID = 2.30771 au 
 T_jup = 3.523 
[ 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 MPO455270  

308188 (2005 CY57)          Discovered 2005-Feb-02 by CSS at Catalina
Reference: 20111210/Numbers.arcLast Updated: 2011-12-12

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Alternate Designations
 2005 CY57 = 2005 EC181 = 2005 EG73 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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