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JPL Small-Body Database Browser
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(2009 VR)
Classification: Apollo [NEO]          SPK-ID: 3475233
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 2455144.5 (2009-Nov-09.0) TDB
Reference: JPL 8 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .3972585194743141 0.00075566  
a 1.575080473749052 0.0018933 au
q .9493663366946025 4.9073e-05 au
i 5.097786659440847 0.0080838 deg
node 45.57078774623273 0.00014596 deg
peri 41.11498593039131 0.0004975 deg
M 343.3580168560927 0.034593 deg
tp 2455177.877601502658
(2009-Dec-12.37760150)
0.0092015 TDB
period 722.0255204594399
1.98
1.3018
0.003564
d
yr
n .4985973345802576 0.00089899 deg/d
Q 2.200794610803502 0.0026454 au
  Orbit Determination Parameters
   # obs. used (total)      30  
   data-arc span      6 days  
   first obs. used      2009-11-08  
   last obs. used      2009-11-14  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      8  
   norm. resid. RMS      .51158  
   source      ORB  
   producer      Otto Matic  
   solution date      2017-Apr-06 08:59:18  

Additional Information
 Earth MOID = .0137837 au 
 Jupiter MOID = 3.04862 au 
 T_jup = 4.309 
[ 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 28.1   n/a MPO166388  

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