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JPL Small-Body Database Browser
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469507 (2003 HK8)
Classification: Outer Main-belt Asteroid          SPK-ID: 2469507
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2458600.5 (2019-Apr-27.0) TDB
Reference: JPL 12 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2050691353615042 5.4593e-08  
a 3.223516867993806 5.0905e-08 au
q 2.562473051051092 1.7612e-07 au
i 7.753496218243379 8.6252e-06 deg
node 6.787014680879086 4.6926e-05 deg
peri 266.894255390997 5.2563e-05 deg
M 211.1600063283254 2.1512e-05 deg
tp 2459474.498102335946
(2021-Sep-16.99810234)
0.0001333 TDB
period 2113.943363468571
5.79
5.0074e-05
1.371e-07
d
yr
n .1702978453544327 4.0339e-09 deg/d
Q 3.88456068493652 6.1343e-08 au
  Orbit Determination Parameters
   # obs. used (total)      164  
   data-arc span      9221 days (25.25 yr)  
   first obs. used      1993-09-18  
   last obs. used      2018-12-17  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .55779  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jul-14 05:31:53  

Additional Information
 Earth MOID = 1.56097 au 
 Jupiter MOID = 1.38135 au 
 T_jup = 3.141 
[ 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 15.7   n/a MPO434688  

469507 (2003 HK8)          Discovered 2003-Apr-25 by Spacewatch at Kitt Peak
Reference: Last Updated: 2016-08-22

[ show close-approach data ]
Alternate Designations
 2003 HK8 = 2005 TT153 = 2015 HQ175 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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