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266225 (2006 WW202)
Classification: Main-belt Asteroid          SPK-ID: 2266225
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 12 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1166522850826256 5.0515e-08  
a 2.674393950026809 1.6731e-08 au
q 2.362419784545033 1.3364e-07 au
i 4.076534568695584 5.8731e-06 deg
node 279.6113315816789 9.8808e-05 deg
peri 127.1888768037454 0.00010733 deg
M 82.5359230053626 3.8327e-05 deg
tp 2458634.250525528847
(2019-May-30.75052553)
0.00016998 TDB
period 1597.483931948617
4.37
1.4991e-05
4.104e-08
d
yr
n .2253543793463204 2.1147e-09 deg/d
Q 2.986368115508585 1.8683e-08 au
  Orbit Determination Parameters
   # obs. used (total)      228  
   data-arc span      9980 days (27.32 yr)  
   first obs. used      1992-10-03  
   last obs. used      2020-01-30  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .58347  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-25 12:45:22  

Additional Information
 Earth MOID = 1.37498 au 
 Jupiter MOID = 2.36546 au 
 T_jup = 3.366 
[ 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 16.6   n/a MPO376782  

266225 (2006 WW202)          Discovered 2006-Nov-27 by Mt. Lemmon Survey at Mount Lemmon
Reference: 20110218/Numbers.arcLast Updated: 2011-02-22

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