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(2009 WM105)
Classification: Aten [NEO]          SPK-ID: 3479014
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 9 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1563852502970159 0.00030716  
a .8999803447408506 0.00018863 au
q .7592366932661581 0.00043557 au
i 9.243184309703272 0.025217 deg
node 45.62134354243176 0.017562 deg
peri 198.3764835382603 0.0082568 deg
M 291.9258779301109 1.427 deg
tp 2459059.469509072794
(2020-Jul-28.96950907)
1.2547 TDB
period 311.8515908939814
0.85
0.098042
0.0002684
d
yr
n 1.15439526528626 0.00036293 deg/d
Q 1.040723996215543 0.00021813 au
  Orbit Determination Parameters
   # obs. used (total)      23  
   data-arc span      22 days  
   first obs. used      2009-11-25  
   last obs. used      2009-12-17  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      7  
   norm. resid. RMS      .53371  
   source      ORB  
   producer      Otto Matic  
   solution date      2017-Apr-06 08:58:54  

Additional Information
 Earth MOID = .0362641 au 
 Jupiter MOID = 3.95205 au 
 T_jup = 6.593 
[ 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 23.0   n/a MPO167794  

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