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266917 (2010 AN)
Classification: Main-belt Asteroid          SPK-ID: 2266917
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 17 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .07442478035482473 5.627e-08  
a 2.3037255053954 2.8347e-08 au
q 2.13227124065854 1.2715e-07 au
i 5.721644006731391 5.5544e-06 deg
node 277.6772495384908 7.3323e-05 deg
peri 318.3318220233944 9.4846e-05 deg
M 213.9288732715714 6.7388e-05 deg
tp 2459518.710730009221
(2021-Oct-31.21073001)
0.00024549 TDB
period 1277.157690103664
3.50
2.3573e-05
6.454e-08
d
yr
n .281875920874563 5.2027e-09 deg/d
Q 2.47517977013226 3.0457e-08 au
  Orbit Determination Parameters
   # obs. used (total)      204  
   data-arc span      5201 days (14.24 yr)  
   first obs. used      2005-10-29  
   last obs. used      2020-01-25  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .53896  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-25 12:50:46  

Additional Information
 Earth MOID = 1.12367 au 
 Jupiter MOID = 2.53804 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 16.9   n/a MPO248558  

266917 (2010 AN)          Discovered 2010-Jan-04 by Spacewatch at Kitt Peak
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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