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JPL Small-Body Database Browser
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469159 (2015 HC8)
Classification: Main-belt Asteroid          SPK-ID: 2469159
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2458600.5 (2019-Apr-27.0) TDB
Reference: JPL 11 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2005198052678193 2.3305e-07  
a 2.482382219162547 3.4428e-08 au
q 1.984615419975776 5.6563e-07 au
i 9.785660645349672 1.1572e-05 deg
node 130.9137301647037 4.7714e-05 deg
peri 182.7091118374148 7.0595e-05 deg
M 261.170052355776 4.8199e-05 deg
tp 2458992.681830386569
(2020-May-23.18183039)
0.00019629 TDB
period 1428.569601669886
3.91
2.9719e-05
8.137e-08
d
yr
n .2520003222658443 5.2425e-09 deg/d
Q 2.980149018349318 4.1332e-08 au
  Orbit Determination Parameters
   # obs. used (total)      135  
   data-arc span      4033 days (11.04 yr)  
   first obs. used      2008-06-12  
   last obs. used      2019-06-28  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .65601  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Sep-24 08:02:23  

Additional Information
 Earth MOID = .96982 au 
 Jupiter MOID = 2.31102 au 
 T_jup = 3.430 
[ show covariance matrix ]

Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 16.9   n/a MPO392224  

469159 (2015 HC8)          Discovered 2008-Jun-12 by Spacewatch at Kitt Peak
Reference: Last Updated: 2016-06-21

Alternate Designations
 2015 HC8 = 2012 QC41 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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