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109748 (2001 RJ68)
Classification: Main-belt Asteroid          SPK-ID: 2109748
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 16 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .043974959984039 6.3356e-08  
a 2.806711671166338 1.7947e-08 au
q 2.683286637740064 1.7503e-07 au
i 4.559218303838411 4.1109e-06 deg
node 284.8992132368007 9.0267e-05 deg
peri 51.06255362191327 0.00011163 deg
M 23.12800703600183 6.4159e-05 deg
tp 2458890.160544178694
(2020-Feb-10.66054418)
0.00030612 TDB
period 1717.493601322298
4.70
1.6473e-05
4.51e-08
d
yr
n .209607767809345 2.0105e-09 deg/d
Q 2.930136704592614 1.8736e-08 au
  Orbit Determination Parameters
   # obs. used (total)      630  
   data-arc span      6984 days (19.12 yr)  
   first obs. used      2001-09-10  
   last obs. used      2020-10-24  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .50725  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Nov-12 19:10:09  

Additional Information
 Earth MOID = 1.67558 au 
 Jupiter MOID = 2.25389 au 
 T_jup = 3.317 
[ 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 15.4   n/a MPO432619  

109748 (2001 RJ68)          Discovered 2001-Sep-10 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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