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JPL Small-Body Database Browser
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266039 (2006 HR56)
Classification: Main-belt Asteroid          SPK-ID: 2266039
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 11 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1756430160416719 6.9966e-08  
a 3.139506159436887 3.6761e-08 au
q 2.588073828711986 2.1588e-07 au
i 11.71040976582852 7.2506e-06 deg
node 61.94942790527442 3.0842e-05 deg
peri 175.1874642752458 3.4977e-05 deg
M 107.5089858621712 1.8373e-05 deg
tp 2457993.717984171479
(2017-Aug-28.21798417)
0.00010076 TDB
period 2031.844351860171
5.56
3.5687e-05
9.771e-08
d
yr
n .1771789259696083 3.1119e-09 deg/d
Q 3.690938490161789 4.3218e-08 au
  Orbit Determination Parameters
   # obs. used (total)      224  
   data-arc span      5828 days (15.96 yr)  
   first obs. used      2003-12-14  
   last obs. used      2019-11-28  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .61779  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Dec-04 19:32:46  

Additional Information
 Earth MOID = 1.57627 au 
 Jupiter MOID = 1.32116 au 
 T_jup = 3.155 
[ 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 15.6   n/a MPO454979  

266039 (2006 HR56)          Discovered 2006-Apr-19 by CSS at Catalina
Reference: 20110218/Numbers.arcLast Updated: 2011-02-22

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