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180457 (2004 CQ2)
Classification: Main-belt Asteroid          SPK-ID: 2180457
[ 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 16 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1140558731935982 4.1746e-08  
a 2.39415880343491 1.2248e-08 au
q 2.121090930545002 9.7799e-08 au
i 3.116208776134916 5.3271e-06 deg
node 119.4122866988248 7.745e-05 deg
peri 86.03781478109684 8.0927e-05 deg
M 146.1875792733876 2.4552e-05 deg
tp 2458651.040317168031
(2019-Jun-16.54031717)		 9.1089e-05 TDB
period 1353.093654075699
3.70		 1.0384e-05
2.843e-08		 d
yr
n .2660569716779263 2.0417e-09 deg/d
Q 2.667226676324819 1.3645e-08 au
   Orbit Determination Parameters
   # obs. used (total)      492  
   data-arc span      10575 days (28.95 yr)  
   first obs. used      1991-11-02  
   last obs. used      2020-10-15  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .50805  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 21:26:35  

Additional Information
 Earth MOID = 1.11879 au 
 Jupiter MOID = 2.29246 au 
 T_jup = 3.519 
[ 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 16.79   n/a E2021B55  

180457 (2004 CQ2)          Discovered 2004-Feb-12 by Yeung, W. K. Y. at Desert Eagle
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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