Skip Page Navigation
NASA JPL Caltech
NASA Logo - Jet Propulsion Laboratory + View the NASA Portal
+ Center for Near-Earth Object Studies
JPL Home Earth Solar System Stars & Galaxies Technology
JPL Solar System Dynamics
BODIES ORBITS EPHEMERIDES TOOLS PHYSICAL DATA DISCOVERY FAQ SITE MAP
JPL Small-Body Database Browser
Search: [ help ]  
343158 (2009 HC82)
Classification: Apollo [NEO]          SPK-ID: 2343158
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ hide orbit diagram ]

For accurate long-term ephemerides, please instead use our Horizons system.This orbit viewer was implemented using two-body methods, and hence should not be used for determining accurate long-term trajectories (over several years or decades) or planetary encounter circumstances.


[ revert to old Java-based viewer ]

Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 62 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .8066985565406032 6.3617e-08  
a 2.527343122481506 6.5053e-08 au
q .4885390736928542 1.6636e-07 au
i 154.3710542914273 1.0976e-05 deg
node 295.4008043137545 2.4443e-05 deg
peri 298.8770512226536 2.1726e-05 deg
M 316.8055559202302 1.5503e-05 deg
tp 2459176.584093675382
(2020-Nov-23.08409368)
6.5243e-05 TDB
period 1467.556188617014
4.02
5.6661e-05
1.551e-07
d
yr
n .2453057694092479 9.4711e-09 deg/d
Q 4.566147171270158 1.1753e-07 au
  Orbit Determination Parameters
   # obs. used (total)      210  
   data-arc span      6061 days (16.59 yr)  
   first obs. used      2004-03-18  
   last obs. used      2020-10-21  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .55471  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Oct-23 00:38:04  

Additional Information
 Earth MOID = .147173 au 
 Jupiter MOID = 1.92211 au 
 T_jup = 1.316 
[ 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 16.2   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 | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
ABOUT SSD CREDITS/AWARDS PRIVACY/COPYRIGHT GLOSSARY LINKS
FirstGov 2020-Oct-29 18:19 UT
(server date/time)  
NASA Home Page
Site Manager:   Ryan S. Park
Webmaster  Alan B. Chamberlin