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JPL Small-Body Database Browser
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(2009 BH2)
Classification: Aten [NEO]          SPK-ID: 3444370
[ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Close-Approach Data ]

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For accurate long-term ephemerides, please instead use our Horizons system.This orbit viewer was implemented using two-body methods, and hence should not be used for determining accurate long-term trajectories (over several years or decades) or planetary encounter circumstances.


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Orbital Elements at Epoch 2458600.5 (2019-Apr-27.0) TDB
Reference: JPL 12 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .4758051756841358 0.00014822  
a .813880260679906 2.5512e-05 au
q .4266318202612532 0.00010731 au
i 23.18588539427401 0.012537 deg
node 117.1057190900945 0.0011766 deg
peri 220.9385378687832 0.0019907 deg
M 90.99072373400691 0.21639 deg
tp 2458532.714965915078
(2019-Feb-18.21496592)		 0.15801 TDB
period 268.1879126701745
0.73		 0.01261
3.452e-05		 d
yr
n 1.342342376342437 6.3117e-05 deg/d
Q 1.201128701098559 3.7651e-05 au
   Orbit Determination Parameters
   # obs. used (total)      63  
   data-arc span      31 days  
   first obs. used      2009-01-17  
   last obs. used      2009-02-17  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      6  
   norm. resid. RMS      .43572  
   source      ORB  
   producer      Otto Matic  
   solution date      2017-Apr-06 09:01:38  

Additional Information
 Earth MOID = .000376525 au 
 Jupiter MOID = 4.19204 au 
 T_jup = 7.033 
[ show covariance matrix ]

[ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Close-Approach Data ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 22.4   n/a MPO154228  

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