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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 ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 14 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1112375611589418 7.3567e-08  
a 2.98151689141395 3.0708e-08 au
q 2.649860223858873 2.2508e-07 au
i 2.137107342459643 4.9782e-06 deg
node 144.0830380499982 0.00018581 deg
peri 228.9736151431702 0.00018739 deg
M 51.72167605920146 2.1298e-05 deg
tp 2458730.337897672905
(2019-Sep-03.83789767)
0.00011226 TDB
period 1880.417732913966
5.15
2.9051e-05
7.954e-08
d
yr
n .1914468225324223 2.9577e-09 deg/d
Q 3.313173558969027 3.4124e-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 = 1.65076 au 
 Jupiter MOID = 2.14999 au 
 T_jup = 3.249 
[ show covariance matrix ]

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

[ show close-approach data ]
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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