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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 2459000.5 (2020-May-31.0) TDB
Reference: JPL 13 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .4757613909847855 3.4437e-06  
a .8142218796701411 1.6087e-08 au
q .4268465456280281 2.7955e-06 au
i 23.19171037091947 0.00026448 deg
node 117.1003003807906 2.4061e-05 deg
peri 220.9897043177066 2.0643e-05 deg
M 267.6201678553485 0.0004629 deg
tp 2459069.363207549978
(2020-Aug-07.86320755)		 0.0003471 TDB
period 268.3567846191132
0.73		 7.9532e-06
2.177e-08		 d
yr
n 1.34149766517347 3.9758e-08 deg/d
Q 1.201597213712254 2.3741e-08 au
   Orbit Determination Parameters
   # obs. used (total)      159  
   data-arc span      4027 days (11.03 yr)  
   first obs. used      2009-01-17  
   last obs. used      2020-01-27  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      1  
   norm. resid. RMS      .38526  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Jan-27 15:42:08  

Additional Information
 Earth MOID = .000539808 au 
 Jupiter MOID = 4.19489 au 
 T_jup = 7.030 
[ 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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