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109176 (2001 QE66)
Classification: Main-belt Asteroid          SPK-ID: 2109176
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 23 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .09057799647481118 3.6155e-08  
a 2.726201677025511 1.3455e-08 au
q 2.47926779113427 1.0212e-07 au
i 3.275448769670021 4.0042e-06 deg
node 220.7534518832899 6.3595e-05 deg
peri 177.1477465650932 6.6904e-05 deg
M 15.23551840609088 2.0269e-05 deg
tp 2458930.919085365199
(2020-Mar-22.41908537)
9.2519e-05 TDB
period 1644.127137709615
4.50
1.2172e-05
3.333e-08
d
yr
n .2189611689650141 1.621e-09 deg/d
Q 2.973135562916752 1.4674e-08 au
  Orbit Determination Parameters
   # obs. used (total)      898  
   data-arc span      8328 days (22.80 yr)  
   first obs. used      1998-01-27  
   last obs. used      2020-11-15  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .51484  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Dec-17 22:36:29  

Additional Information
 Earth MOID = 1.48656 au 
 Jupiter MOID = 2.3879 au 
 T_jup = 3.348 
[ 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 15.4   n/a MPO449652  

109176 (2001 QE66)          Discovered 2001-Aug-17 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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