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JPL Small-Body Database Browser
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109468 (2001 QG217)
Classification: Main-belt Asteroid          SPK-ID: 2109468
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2458600.5 (2019-Apr-27.0) TDB
Reference: JPL 16 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1210766639045832 7.2038e-08  
a 2.563261525408634 1.9214e-08 au
q 2.252910371197184 1.9136e-07 au
i 11.84505062864525 7.0441e-06 deg
node 356.3305971521833 2.3811e-05 deg
peri 198.3141218230448 3.1512e-05 deg
M 254.1464700252291 2.2287e-05 deg
tp 2459041.248303830399
(2020-Jul-10.74830383)
9.5293e-05 TDB
period 1498.952273171815
4.10
1.6854e-05
4.614e-08
d
yr
n .240167753465714 2.7004e-09 deg/d
Q 2.873612679620084 2.154e-08 au
  Orbit Determination Parameters
   # obs. used (total)      535  
   data-arc span      6611 days (18.10 yr)  
   first obs. used      2001-08-23  
   last obs. used      2019-09-29  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .58188  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Nov-07 12:52:08  

Additional Information
 Earth MOID = 1.25655 au 
 Jupiter MOID = 2.09966 au 
 T_jup = 3.394 
[ 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 15.3   n/a MPO366463  

109468 (2001 QG217)          Discovered 2001-Aug-23 by LONEOS at Anderson Mesa
Reference: 20051019/Numbers.arcLast Updated: 2005-10-26
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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