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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 ]

[ show orbit diagram ]
Orbital Elements at Epoch 2456800.5 (2014-May-23.0) TDB
Reference: JPL 35 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .807617586867617 9.3157e-08  
a 2.527185871790703 1.9601e-07 AU
q .4861861164491606 2.4375e-07 AU
i 154.49682362 1.5347e-05 deg
node 294.9442917159758 4.5658e-05 deg
peri 298.5059692478158 3.8907e-05 deg
M 137.0806384978706 4.0949e-05 deg
tp 2456241.736766099500
(2012-Nov-10.23676610)
0.00016701 JED
period 1467.419224249563
4.02
0.00017072
4.674e-07
d
yr
n .2453286654903296 2.8541e-08 deg/d
Q 4.568185627132245 3.5431e-07 AU
  Orbit Determination Parameters
   # obs. used (total)      116  
   data-arc span      3325 days (9.10 yr)  
   first obs. used      2004-03-18  
   last obs. used      2013-04-25  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-BIG16  
   condition code      0  
   fit RMS      .62694  
   data source      ORB  
   producer      Otto Matic  
   solution date      2014-Jun-12 18:05:45  

Additional Information
 Earth MOID = .142178 AU 
 T_jup = 1.317 
[ 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 16.1 mag n/a MPO264872  

343158 (2009 HC82)          Discovered 2009-Apr-29 by CSS at Catalina (703)
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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