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109814 (2001 RU105)
Classification: Main-belt Asteroid          SPK-ID: 2109814
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 18 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1932376359741055 4.9195e-08  
a 2.553303184488295 1.103e-08 au
q 2.059908913192622 1.2685e-07 au
i 6.017984724561518 5.4378e-06 deg
node 129.3070647361322 3.5946e-05 deg
peri 320.9851831661672 3.7678e-05 deg
M 129.5857328588537 1.2082e-05 deg
tp 2458464.077858487760
(2018-Dec-11.57785849)
4.8557e-05 TDB
period 1490.225557120136
4.08
9.6565e-06
2.644e-08
d
yr
n .2415741686082077 1.5654e-09 deg/d
Q 3.046697455783969 1.3162e-08 au
  Orbit Determination Parameters
   # obs. used (total)      764  
   data-arc span      9271 days (25.38 yr)  
   first obs. used      1994-12-09  
   last obs. used      2020-04-27  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .54299  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-May-20 19:09:06  

Additional Information
 Earth MOID = 1.08051 au 
 Jupiter MOID = 2.16059 au 
 T_jup = 3.405 
[ 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 15.7   n/a MPO474964  

109814 (2001 RU105)          Discovered 2001-Sep-12 by LINEAR at Socorro
Reference: 20051019/Numbers.arcLast Updated: 2005-10-26

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