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JPL Small-Body Database Browser
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(2009 SH2)
Classification: Aten [NEO]          SPK-ID: 3467258
[ 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 21 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .094221647761318 1.0335e-05  
a .9912509412071083 5.6598e-06 au
q .8978536441816172 1.5366e-05 au
i 6.811124824076825 0.00080038 deg
node 6.680487743926498 0.00010443 deg
peri 101.6949893624364 0.0041128 deg
M 153.7899089395076 0.024514 deg
tp 2458446.507636402403
(2018-Nov-24.00763640)		 0.023228 TDB
period 360.4739171602022
0.99		 0.0030873
8.453e-06		 d
yr
n .9986852941706971 8.5533e-06 deg/d
Q 1.084648238232599 6.193e-06 au
   Orbit Determination Parameters
   # obs. used (total)      109  
   data-arc span      14 days  
   first obs. used      2009-09-18  
   last obs. used      2009-10-02  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      4  
   norm. resid. RMS      .37076  
   source      ORB  
   producer      Otto Matic  
   solution date      2017-Apr-06 08:59:56  

Additional Information
 Earth MOID = .000134363 au 
 Jupiter MOID = 3.94282 au 
 T_jup = 6.112 
[ 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 24.9   n/a MPO164364  
rotation period rot_per 1.26 h n/a LCDB (Rev. 2019-January); Warner et al., 2009 Incomplete or inconclusive result.
Published Reference List:
[Ryan, W. UNPUBLISHED]

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