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109523 (2001 QM244)
Classification: Main-belt Asteroid          SPK-ID: 2109523
[ 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 15 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1137458267261032 4.2686e-08  
a 2.602648478251225 1.3791e-08 au
q 2.306608075415105 1.1109e-07 au
i 11.73769198347424 7.6894e-06 deg
node 3.181424926801435 1.924e-05 deg
peri 124.877656371983 4.3507e-05 deg
M 50.93444584596006 3.5705e-05 deg
tp 2458783.514464637353
(2019-Oct-27.01446464)		 0.00015231 TDB
period 1533.633898104908
4.20		 1.219e-05
3.337e-08		 d
yr
n .2347365955100806 1.8657e-09 deg/d
Q 2.898688881087345 1.5359e-08 au
   Orbit Determination Parameters
   # obs. used (total)      644  
   data-arc span      7734 days (21.17 yr)  
   first obs. used      1999-02-18  
   last obs. used      2020-04-22  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .51152  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-May-20 19:05:29  

Additional Information
 Earth MOID = 1.34158 au 
 Jupiter MOID = 2.15808 au 
 T_jup = 3.375 
[ 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 15.6   n/a MPO453555  

109523 (2001 QM244)          Discovered 2001-Aug-24 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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