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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 2459000.5 (2020-May-31.0) TDB
Reference: JPL 11 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2004246609141306 2.3295e-07  
a 2.483173658705763 3.5074e-08 au
q 1.985484420168759 5.6504e-07 au
i 9.787615690245854 1.1574e-05 deg
node 130.8964080514058 4.7688e-05 deg
peri 182.5513409449825 7.0734e-05 deg
M 2.078754693249847 4.9685e-05 deg
tp 2458992.247038715129
(2020-May-22.74703872)
0.00019715 TDB
period 1429.252846524444
3.91
3.0281e-05
8.29e-08
d
yr
n .2518798551812736 5.3366e-09 deg/d
Q 2.980862897242766 4.2104e-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 = .971497 au 
 Jupiter MOID = 2.31223 au 
 T_jup = 3.429 
[ 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 16.7   n/a MPO477207  

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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