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266681 (2009 OO2)
Classification: Main-belt Asteroid          SPK-ID: 2266681
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 9 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2398884836565052 9.3087e-08  
a 2.258452522416841 2.1041e-08 au
q 1.716675771404056 2.0113e-07 au
i 4.841636459870071 7.4716e-06 deg
node 310.7609339593278 0.00011008 deg
peri .8843790735471623 0.0001124 deg
M 68.40652323258163 2.7464e-05 deg
tp 2458764.935473027772
(2019-Oct-08.43547303)
9.2307e-05 TDB
period 1239.69507150176
3.39
1.7325e-05
4.743e-08
d
yr
n .2903939914546065 4.0583e-09 deg/d
Q 2.800229273429626 2.6089e-08 au
  Orbit Determination Parameters
   # obs. used (total)      161  
   data-arc span      6710 days (18.37 yr)  
   first obs. used      1999-09-30  
   last obs. used      2018-02-12  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .579  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jul-14 12:19:10  

Additional Information
 Earth MOID = .70242 au 
 Jupiter MOID = 2.48264 au 
 T_jup = 3.579 
[ 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 17.4   n/a MPO437228  

266681 (2009 OO2)          Discovered 2009-Jul-17 by La Sagra at La Sagra
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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