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109130 (2001 QK51)
Classification: Main-belt Asteroid          SPK-ID: 2109130
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 21 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1656604800958568 3.0516e-08  
a 2.538525348726993 1.1282e-08 au
q 2.117992020721378 7.7141e-08 au
i 2.96525059495339 4.2437e-06 deg
node 111.4018846161712 6.8681e-05 deg
peri 298.9944030398196 7.0399e-05 deg
M 174.3685959888688 1.7383e-05 deg
tp 2458284.955820387101
(2018-Jun-15.45582039)
6.9259e-05 TDB
period 1477.306754692732
4.04
9.8483e-06
2.696e-08
d
yr
n .2436866946261795 1.6245e-09 deg/d
Q 2.959058676732609 1.3151e-08 au
  Orbit Determination Parameters
   # obs. used (total)      917  
   data-arc span      17989 days (49.25 yr)  
   first obs. used      1971-03-25  
   last obs. used      2020-06-24  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .56955  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Nov-12 19:13:50  

Additional Information
 Earth MOID = 1.13052 au 
 Jupiter MOID = 2.40779 au 
 T_jup = 3.426 
[ show covariance matrix ]

Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 15.6   n/a MPO474961  

109130 (2001 QK51)          Discovered 2001-Aug-16 by LINEAR at Socorro
Reference: 20051019/Numbers.arcLast Updated: 2005-10-26
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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