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249466 (2009 HV103)
Classification: Main-belt Asteroid          SPK-ID: 2249466
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | 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 14 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1087385998072626 4.8547e-08  
a 2.958628803516731 2.5717e-08 au
q 2.636911650072885 1.4897e-07 au
i 7.189541413137844 5.5071e-06 deg
node 149.0894221664156 3.6087e-05 deg
peri 215.3809208939827 4.4434e-05 deg
M 297.9350940058599 2.5993e-05 deg
tp 2459320.962893372206
(2021-Apr-16.46289337)
0.00013505 TDB
period 1858.80635386585
5.09
2.4236e-05
6.635e-08
d
yr
n .1936726756131915 2.5252e-09 deg/d
Q 3.280345956960577 2.8513e-08 au
  Orbit Determination Parameters
   # obs. used (total)      257  
   data-arc span      7294 days (19.97 yr)  
   first obs. used      2000-08-26  
   last obs. used      2020-08-15  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .48053  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Nov-12 00:17:39  

Additional Information
 Earth MOID = 1.63797 au 
 Jupiter MOID = 2.17232 au 
 T_jup = 3.246 
[ 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 16.1   n/a MPO437158  

249466 (2009 HV103)          Discovered 2009-Apr-20 by Spacewatch at Kitt Peak
Reference: 20100824/Numbers.arcLast Updated: 2010-08-27

[ show close-approach data ]
Alternate Designations
 2009 HV103 = 2006 WQ89 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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