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JPL Small-Body Database Browser
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268710 (2006 HP40)
Classification: Main-belt Asteroid          SPK-ID: 2268710
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 15 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .04289698897729154 5.7397e-08  
a 2.99752247265917 4.2741e-08 au
q 2.868937784190325 1.7682e-07 au
i 1.036577769842194 9.8733e-06 deg
node 17.7810181220627 0.00031848 deg
peri 246.8073744875478 0.00034958 deg
M 133.4379407244924 0.00014855 deg
tp 2457897.882554529140
(2017-May-24.38255453)
0.00078143 TDB
period 1895.579915248813
5.19
4.0543e-05
1.11e-07
d
yr
n .1899154960991167 4.062e-09 deg/d
Q 3.126107161128013 4.4575e-08 au
  Orbit Determination Parameters
   # obs. used (total)      207  
   data-arc span      6383 days (17.48 yr)  
   first obs. used      2001-04-24  
   last obs. used      2018-10-15  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .62404  
   source      ORB  
   producer      Otto Matic  
   solution date      2018-Oct-31 04:22:32  

Additional Information
 Earth MOID = 1.85292 au 
 Jupiter MOID = 1.89667 au 
 T_jup = 3.252 
[ 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 16.0   n/a MPO454997  

268710 (2006 HP40)          Discovered 2006-Apr-21 by Mt. Lemmon Survey at Mount Lemmon
Reference: 20110319/Numbers.arcLast Updated: 2011-03-23

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