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146916 (2002 CG210)
Classification: Main-belt Asteroid          SPK-ID: 2146916
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 9 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1029429476238751 5.0254e-08  
a 3.095544676471335 2.5338e-08 au
q 2.776880182973981 1.499e-07 au
i 1.337405180289034 5.8267e-06 deg
node 29.09827223874317 0.00023346 deg
peri 106.605702859608 0.00023544 deg
M 147.0860476388024 2.9901e-05 deg
tp 2458187.719980605599
(2018-Mar-10.21998061)
0.00016441 TDB
period 1989.31721722866
5.45
2.4425e-05
6.687e-08
d
yr
n .1809666135104989 2.2219e-09 deg/d
Q 3.414209169968689 2.7947e-08 au
  Orbit Determination Parameters
   # obs. used (total)      381  
   data-arc span      9020 days (24.70 yr)  
   first obs. used      1994-09-28  
   last obs. used      2019-06-09  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .60084  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-24 08:40:19  

Additional Information
 Earth MOID = 1.79113 au 
 Jupiter MOID = 1.61005 au 
 T_jup = 3.215 
[ 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 15.7   n/a MPO436737  

146916 (2002 CG210)          Discovered 2002-Feb-10 by LINEAR at Socorro
Reference: 20070106/Numbers.arcLast Updated: 2007-01-09

[ show close-approach data ]
Alternate Designations
 2002 CG210 = 1994 SP4 = 2002 EM11 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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