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JPL Small-Body Database Browser
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351787 (2006 HP31)
Classification: Main-belt Asteroid          SPK-ID: 2351787
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 15 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1484048188389527 4.9586e-08  
a 2.403627934466046 1.5668e-08 au
q 2.046917966295366 1.2174e-07 au
i 5.877071230770145 4.9048e-06 deg
node 84.80276043598316 5.8977e-05 deg
peri 126.2006210156005 6.1896e-05 deg
M 286.3549797639744 2.0659e-05 deg
tp 2459278.945482263742
(2021-Mar-05.44548226)
7.931e-05 TDB
period 1361.129011760549
3.73
1.3309e-05
3.644e-08
d
yr
n .2644863175272113 2.586e-09 deg/d
Q 2.760337902636725 1.7993e-08 au
  Orbit Determination Parameters
   # obs. used (total)      286  
   data-arc span      6563 days (17.97 yr)  
   first obs. used      2002-02-08  
   last obs. used      2020-01-28  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .54586  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-25 23:57:25  

Additional Information
 Earth MOID = 1.04719 au 
 Jupiter MOID = 2.21552 au 
 T_jup = 3.502 
[ 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 MPO455547  

351787 (2006 HP31)          Discovered 2006-Apr-18 by NEAT at Palomar
Reference: 20130127/Numbers.arcLast Updated: 2013-01-31
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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