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109772 (2001 RJ79)
Classification: Main-belt Asteroid          SPK-ID: 2109772
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 21 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2747919142190488 6.4484e-08  
a 2.567066301911572 1.5276e-08 au
q 1.861657238882077 1.7196e-07 au
i 12.06968181448706 5.716e-06 deg
node 23.2822873586858 2.2864e-05 deg
peri 288.6031644322225 2.4486e-05 deg
M 237.9511475531457 1.289e-05 deg
tp 2459509.813578804941
(2021-Oct-22.31357880)
5.6829e-05 TDB
period 1502.290965411731
4.11
1.341e-05
3.671e-08
d
yr
n .2396340045227758 2.139e-09 deg/d
Q 3.272475364941068 1.9474e-08 au
  Orbit Determination Parameters
   # obs. used (total)      552  
   data-arc span      7328 days (20.06 yr)  
   first obs. used      2000-04-05  
   last obs. used      2020-04-28  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .61097  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-May-20 19:08:39  

Additional Information
 Earth MOID = .890059 au 
 Jupiter MOID = 2.18681 au 
 T_jup = 3.348 
[ 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 15.5   n/a MPO432619  

109772 (2001 RJ79)          Discovered 2001-Sep-10 by LINEAR at Socorro
Reference: 20051019/Numbers.arcLast Updated: 2005-10-26

[ show close-approach data ]
Alternate Designations
 2001 RJ79 = 2000 GV22 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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