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JPL Small-Body Database Browser
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226065 (2002 HE9)
Classification: Main-belt Asteroid          SPK-ID: 2226065
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2458600.5 (2019-Apr-27.0) TDB
Reference: JPL 16 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1683103513222888 5.9055e-08  
a 2.772856647764272 1.9774e-08 au
q 2.306156171212724 1.6308e-07 au
i 10.26776301999837 8.6063e-06 deg
node 58.46815295594787 3.1854e-05 deg
peri 110.74229984 4.3704e-05 deg
M 272.0164511466998 2.6823e-05 deg
tp 2459012.681531236660
(2020-Jun-12.18153124)
0.0001275 TDB
period 1686.512458057458
4.62
1.8041e-05
4.939e-08
d
yr
n .2134582512450882 2.2834e-09 deg/d
Q 3.239557124315821 2.3103e-08 au
  Orbit Determination Parameters
   # obs. used (total)      322  
   data-arc span      8780 days (24.04 yr)  
   first obs. used      1995-10-26  
   last obs. used      2019-11-09  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .59298  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Dec-04 17:25:34  

Additional Information
 Earth MOID = 1.33548 au 
 Jupiter MOID = 1.80832 au 
 T_jup = 3.293 
[ 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 15.8   n/a MPO418208  

226065 (2002 HE9)          Discovered 2002-Apr-16 by LINEAR at Socorro
Reference: 20091202/Numbers.arcLast Updated: 2009-12-04

[ show close-approach data ]
Alternate Designations
 2002 HE9 = 1995 UF83 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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