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268462 (2005 WW165)
Classification: Main-belt Asteroid          SPK-ID: 2268462
[ 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.


Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 15 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .08802497430709245 7.6649e-08  
a 2.560701616895136 2.4264e-08 au
q 2.335295922859812 2.1097e-07 au
i .6962326592566819 5.2041e-06 deg
node 158.9578113385682 0.00053071 deg
peri 206.1969385279103 0.00053151 deg
M 243.475180359594 3.0316e-05 deg
tp 2459484.954315625673
(2021-Sep-27.45431563)		 0.00012672 TDB
period 1496.70734667043
4.10		 2.1273e-05
5.824e-08		 d
yr
n .2405279835105071 3.4187e-09 deg/d
Q 2.786107310930461 2.64e-08 au
   Orbit Determination Parameters
   # obs. used (total)      235  
   data-arc span      6778 days (18.56 yr)  
   first obs. used      2001-12-23  
   last obs. used      2020-07-14  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .55934  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Nov-11 22:12:48  

Additional Information
 Earth MOID = 1.33317 au 
 Jupiter MOID = 2.60822 au 
 T_jup = 3.429 
[ 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 16.9   n/a MPO334540  

268462 (2005 WW165)          Discovered 2005-Nov-29 by Mt. Lemmon Survey at Mount Lemmon
Reference: 20110319/Numbers.arcLast Updated: 2011-03-23
[ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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