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(2007 WM3)
Classification: Aten [NEO]          SPK-ID: 3395956
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 10 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .4279285576270512 5.5469e-06  
a .7941644599519037 1.0422e-07 au
q .4543188080860194 4.4646e-06 au
i 6.460764736602441 0.00013853 deg
node 55.34468250947585 5.6995e-05 deg
peri 204.1771209981895 0.00015473 deg
M 19.6362562176209 0.00089694 deg
tp 2458986.399961838187
(2020-May-16.89996184)
0.00064138 TDB
period 258.5021137429283
0.71
5.0883e-05
1.393e-07
d
yr
n 1.392638515745399 2.7413e-07 deg/d
Q 1.134010111817788 1.4881e-07 au
  Orbit Determination Parameters
   # obs. used (total)      74  
   data-arc span      3696 days (10.12 yr)  
   first obs. used      2007-11-17  
   last obs. used      2017-12-30  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      2  
   norm. resid. RMS      .58891  
   source      ORB  
   producer      Otto Matic  
   solution date      2017-Dec-30 20:43:26  

Additional Information
 Earth MOID = .0224493 au 
 Jupiter MOID = 3.92695 au 
 T_jup = 7.254 
[ 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 23.1   n/a MPO130342  

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