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JPL Small-Body Database Browser
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266896 (2009 WR101)
Classification: Main-belt Asteroid          SPK-ID: 2266896
[ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | 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 2458600.5 (2019-Apr-27.0) TDB
Reference: JPL 14 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1108939613404372 7.3602e-08  
a 2.98038316199151 3.0698e-08 au
q 2.649876666845933 2.2504e-07 au
i 2.13718618422041 4.9789e-06 deg
node 144.0896231529976 0.00018582 deg
peri 228.9113699196133 0.00018741 deg
M 335.1755434759216 2.1676e-05 deg
tp 2458730.093681406649
(2019-Sep-03.59368141)		 0.00011262 TDB
period 1879.34528440299
5.15		 2.9035e-05
7.949e-08		 d
yr
n .1915560716743762 2.9595e-09 deg/d
Q 3.310889657137086 3.4102e-08 au
   Orbit Determination Parameters
   # obs. used (total)      265  
   data-arc span      6851 days (18.76 yr)  
   first obs. used      2001-02-20  
   last obs. used      2019-11-24  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .57236  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Dec-04 19:34:56  

Additional Information
 Earth MOID = 1.64994 au 
 Jupiter MOID = 2.14898 au 
 T_jup = 3.249 
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[ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 16.2   n/a MPO503217  

266896 (2009 WR101)          Discovered 2001-Mar-20 by Sapcewatch at Kitt Peak
Reference: 20110218/Numbers.arcLast Updated: 2011-02-22

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Alternate Designations
 2009 WR101 = 2006 BF59 = 2006 HZ129 
[ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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