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146391 (2001 QB102)
Classification: Main-belt Asteroid          SPK-ID: 2146391
[ 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 24 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1382724654663852 3.6898e-08  
a 2.680585857998813 1.4155e-08 au
q 2.309934642518991 9.7804e-08 au
i 12.69985961634069 6.0736e-06 deg
node 9.645150647959859 1.9532e-05 deg
peri 69.43765015365965 3.578e-05 deg
M 49.30634138826864 2.6368e-05 deg
tp 2458780.945022422390
(2019-Oct-24.44502242)		 0.00011737 TDB
period 1603.035019482207
4.39		 1.2698e-05
3.477e-08		 d
yr
n .2245740084432359 1.7789e-09 deg/d
Q 3.051237073478634 1.6113e-08 au
   Orbit Determination Parameters
   # obs. used (total)      879  
   data-arc span      6875 days (18.82 yr)  
   first obs. used      2001-08-18  
   last obs. used      2020-06-14  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .53042  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Nov-12 14:28:12  

Additional Information
 Earth MOID = 1.35914 au 
 Jupiter MOID = 2.29705 au 
 T_jup = 3.328 
[ 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 14.9   n/a MPO412892  

146391 (2001 QB102)          Discovered 2001-Aug-18 by LINEAR at Socorro
Reference: 20070106/Numbers.arcLast Updated: 2007-01-09

[ show close-approach data ]
[ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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