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392228 (2009 VH25)
Classification: Main-belt Asteroid          SPK-ID: 2392228
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

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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 .1503014215814151 5.1986e-08  
a 2.245731931224681 2.0973e-08 au
q 1.908195229470835 1.275e-07 au
i 6.708438160812147 6.2028e-06 deg
node 13.67029926442867 4.1351e-05 deg
peri 60.80482062023385 5.2438e-05 deg
M 26.31399176660439 2.5644e-05 deg
tp 2458910.649699953523
(2020-Mar-02.14969995)
8.7815e-05 TDB
period 1229.236077278966
3.37
1.7219e-05
4.714e-08
d
yr
n .2928648179582355 4.1025e-09 deg/d
Q 2.583268632978527 2.4125e-08 au
  Orbit Determination Parameters
   # obs. used (total)      145  
   data-arc span      9420 days (25.79 yr)  
   first obs. used      1994-04-11  
   last obs. used      2020-01-25  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .57621  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-26 04:43:16  

Additional Information
 Earth MOID = .933025 au 
 Jupiter MOID = 2.68654 au 
 T_jup = 3.607 
[ show covariance matrix ]

Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 17.7   n/a MPO455784  

392228 (2009 VH25)          Discovered 2009-Sep-21 by Mt. Lemmon Survey at Mount Lemmon
Reference: Last Updated: 2014-04-17
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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