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226147 (2002 RU247)
Classification: Main-belt Asteroid          SPK-ID: 2226147
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 .1880264064032161 9.0287e-08  
a 2.249216211623501 1.1367e-08 au
q 1.826304170128079 2.0148e-07 au
i 7.869757338261368 5.6355e-06 deg
node 114.1747684651776 6.0491e-05 deg
peri 252.6500633292968 6.418e-05 deg
M 73.48347088372351 1.8363e-05 deg
tp 2458749.003239613227
(2019-Sep-22.50323961)
6.2958e-05 TDB
period 1232.09794870063
3.37
9.3399e-06
2.557e-08
d
yr
n .2921845624202652 2.2149e-09 deg/d
Q 2.672128253118923 1.3504e-08 au
  Orbit Determination Parameters
   # obs. used (total)      131  
   data-arc span      6290 days (17.22 yr)  
   first obs. used      2002-08-11  
   last obs. used      2019-10-31  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .65399  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Nov-08 00:50:05  

Additional Information
 Earth MOID = .842608 au 
 Jupiter MOID = 2.81432 au 
 T_jup = 3.593 
[ 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 17.8   n/a MPO446236  

226147 (2002 RU247)          Discovered 2002-Sep-09 by NEAT at Palomar
Reference: 20091202/Numbers.arcLast Updated: 2009-12-04

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