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JPL Small-Body Database Browser
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146417 (2001 QB217)
Classification: Main-belt Asteroid          SPK-ID: 2146417
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 10 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2307020929178159 5.4432e-08  
a 2.575620607173093 1.4911e-08 au
q 1.981419542536005 1.3815e-07 au
i 2.800354099132961 7.0239e-06 deg
node 124.8959473469922 0.00012329 deg
peri 223.4191960104346 0.00012447 deg
M 94.73598991419324 1.9717e-05 deg
tp 2458203.186098844045
(2018-Mar-25.68609884)
8.0466e-05 TDB
period 1509.806405629956
4.13
1.3111e-05
3.59e-08
d
yr
n .2384411661373184 2.0706e-09 deg/d
Q 3.169821671810181 1.8351e-08 au
  Orbit Determination Parameters
   # obs. used (total)      315  
   data-arc span      8308 days (22.75 yr)  
   first obs. used      1996-05-11  
   last obs. used      2019-02-08  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .60113  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jul-13 07:56:04  

Additional Information
 Earth MOID = .975065 au 
 Jupiter MOID = 2.25372 au 
 T_jup = 3.388 
[ 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 16.1   n/a MPO417787  

146417 (2001 QB217)          Discovered 2001-Aug-23 by LONEOS at Anderson Mesa
Reference: 20070106/Numbers.arcLast Updated: 2007-01-09
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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