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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 ]

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Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 11 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1752433387631331 6.9923e-08  
a 3.140821554312088 3.6793e-08 au
q 2.590413498675225 2.1585e-07 au
i 11.7086978203658 7.2488e-06 deg
node 61.95405749843396 3.0842e-05 deg
peri 175.269525752835 3.5002e-05 deg
M 178.268557518313 1.8863e-05 deg
tp 2457993.717702909806
(2017-Aug-28.21770291)
0.00010111 TDB
period 2033.121443276598
5.57
3.5725e-05
9.781e-08
d
yr
n .177067632231462 3.1113e-09 deg/d
Q 3.691229609948952 4.324e-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 = 1.57866 au 
 Jupiter MOID = 1.32089 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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