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109528 (2001 QW247)
Classification: Main-belt Asteroid          SPK-ID: 2109528
[ 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 18 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2098467195032391 4.1208e-08  
a 2.648817300327614 1.6136e-08 au
q 2.092971679290438 1.0934e-07 au
i 11.475114839 5.5479e-06 deg
node 15.28351236705161 2.0063e-05 deg
peri 294.8569953612332 2.3477e-05 deg
M 167.6469551241907 1.2168e-05 deg
tp 2458267.220400812553
(2018-May-28.72040081)		 5.2691e-05 TDB
period 1574.622429091703
4.31		 1.4388e-05
3.939e-08		 d
yr
n .2286262365814645 2.0891e-09 deg/d
Q 3.20466292136479 1.9522e-08 au
   Orbit Determination Parameters
   # obs. used (total)      565  
   data-arc span      7219 days (19.76 yr)  
   first obs. used      2000-04-26  
   last obs. used      2020-01-31  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .5785  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-24 03:27:21  

Additional Information
 Earth MOID = 1.10983 au 
 Jupiter MOID = 2.21426 au 
 T_jup = 3.332 
[ 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 MPO320266  

109528 (2001 QW247)          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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