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343158 (2009 HC82)
Classification: Apollo [NEO]          SPK-ID: 2343158
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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Orbital Elements at Epoch 2457400.5 (2016-Jan-13.0) TDB
Reference: JPL 37 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .8065337197445357 9.2434e-08  
a 2.527771318726624 1.6212e-07 au
q .4890385143704896 2.4374e-07 au
i 154.3962175862251 1.4553e-05 deg
node 295.2004675174372 3.9624e-05 deg
peri 298.7123567225099 3.4313e-05 deg
M 284.227345323247 4.6866e-05 deg
tp 2457709.469138390187
(2016-Nov-16.96913839)
0.00020884 JED
period 1467.929166464748
4.02
0.00014122
3.866e-07
d
yr
n .2452434410489965 2.3594e-08 deg/d
Q 4.566504123082758 2.9288e-07 au
  Orbit Determination Parameters
   # obs. used (total)      123  
   data-arc span      4347 days (11.90 yr)  
   first obs. used      2004-03-18  
   last obs. used      2016-02-11  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-BIG16  
   condition code      1  
   fit RMS      .61358  
   data source      ORB  
   producer      Otto Matic  
   solution date      2016-Feb-12 06:23:57  

Additional Information
 Earth MOID = .146217 au 
 Jupiter MOID = 1.91679 au 
 T_jup = 1.315 
[ show covariance matrix ]

Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 16.2 mag n/a MPO294657  

343158 (2009 HC82)          Discovered 2009-Apr-29 by CSS at Catalina
Reference: 20121029/Numbers.arcLast Updated: 2012-11-08

[ show close-approach data ]
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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