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JPL Small-Body Database Browser
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109338 (2001 QW147)
Classification: Main-belt Asteroid          SPK-ID: 2109338
[ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2458600.5 (2019-Apr-27.0) TDB
Reference: JPL 18 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .09374974916388742 4.3053e-08  
a 2.675411548878698 2.0738e-08 au
q 2.424592387261152 1.1815e-07 au
i 14.92861022134674 4.9179e-06 deg
node 126.2401828251791 1.7529e-05 deg
peri 262.1150039892151 3.0587e-05 deg
M 7.232865875100131 2.5436e-05 deg
tp 2458568.386160391870
(2019-Mar-25.88616039)		 0.00011286 TDB
period 1598.395775418242
4.38		 1.8585e-05
5.088e-08		 d
yr
n .2252258204985565 2.6188e-09 deg/d
Q 2.926230710496243 2.2683e-08 au
   Orbit Determination Parameters
   # obs. used (total)      641  
   data-arc span      6236 days (17.07 yr)  
   first obs. used      2001-08-20  
   last obs. used      2018-09-16  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .62323  
   source      ORB  
   producer      Otto Matic  
   solution date      2018-Oct-03 11:16:43  

Additional Information
 Earth MOID = 1.47935 au 
 Jupiter MOID = 2.47592 au 
 T_jup = 3.324 
[ 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 15.2   n/a MPO417560  

109338 (2001 QW147)          Discovered 2001-Aug-20 by NEAT at Palomar
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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