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413789 (2006 HP87)
Classification: Main-belt Asteroid          SPK-ID: 2413789
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 15 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .04250100655344249 5.4128e-08  
a 3.078051320038587 4.5342e-08 au
q 2.947231040713794 1.7295e-07 au
i 8.631558723200989 7.5183e-06 deg
node 25.75401657770082 3.5836e-05 deg
peri 111.4702688019686 9.3905e-05 deg
M 278.7656961552482 8.8901e-05 deg
tp 2459445.591370195058
(2021-Aug-19.09137020)
0.00049126 TDB
period 1972.478198082975
5.40
4.3584e-05
1.193e-07
d
yr
n .1825115229916757 4.0328e-09 deg/d
Q 3.208871599363379 4.7269e-08 au
  Orbit Determination Parameters
   # obs. used (total)      135  
   data-arc span      5888 days (16.12 yr)  
   first obs. used      2003-09-19  
   last obs. used      2019-11-02  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .60466  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Dec-05 01:21:12  

Additional Information
 Earth MOID = 1.97294 au 
 Jupiter MOID = 1.79666 au 
 T_jup = 3.210 
[ 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 MPO455947  

413789 (2006 HP87)          Discovered 2006-Apr-30 by Spacewatch at Kitt Peak
Reference: Last Updated: 2014-11-10

[ show close-approach data ]
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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