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180470 (2004 CH40)
Classification: Main-belt Asteroid          SPK-ID: 2180470
[ 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 18 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2193340609498003 4.1915e-08  
a 2.384798128255271 9.2665e-09 au
q 1.861730670239559 9.7557e-08 au
i 3.979555400333723 4.9301e-06 deg
node 179.2939569320586 4.7073e-05 deg
peri 14.70032669781146 4.7769e-05 deg
M 174.8921275993029 8.0575e-06 deg
tp 2458547.002966591902
(2019-Mar-04.50296659)		 2.8898e-05 TDB
period 1345.165933174073
3.68		 7.8403e-06
2.147e-08		 d
yr
n .2676249755675412 1.5599e-09 deg/d
Q 2.907865586270982 1.1299e-08 au
   Orbit Determination Parameters
   # obs. used (total)      602  
   data-arc span      9072 days (24.84 yr)  
   first obs. used      1995-12-14  
   last obs. used      2020-10-15  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .51917  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Nov-12 09:05:23  

Additional Information
 Earth MOID = .860796 au 
 Jupiter MOID = 2.0459 au 
 T_jup = 3.500 
[ 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 16.44   n/a E2021B55  

180470 (2004 CH40)          Discovered 2004-Feb-11 by CSS at Catalina
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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