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JPL Small-Body Database Browser
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385266 (2001 QB298)
Classification: TransNeptunian Object          SPK-ID: 2385266
Ephemeris | Orbit Diagram | Orbital Elements | 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 .09964131128639599 0.00019324  
a 42.72199537326214 0.01023 au
q 38.46511973349896 0.0024882 au
i 1.794811571821107 0.00049664 deg
node 291.3803910574095 0.011924 deg
peri 2.081448791025255 0.048684 deg
M 48.38982334488519 0.047605 deg
tp 2444890.821964814235
(1981-Oct-13.32196481)
10.564 TDB
period 101994.2572943605
279.25
36.634
0.1003
d
yr
n .003529610485431762 1.2677e-06 deg/d
Q 46.97887101302533 0.011249 au
  Orbit Determination Parameters
   # obs. used (total)      29  
   data-arc span      4431 days (12.13 yr)  
   first obs. used      2001-08-20  
   last obs. used      2013-10-07  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      4  
   norm. resid. RMS      .37466  
   source      ORB  
   producer      Otto Matic  
   solution date      2017-Apr-09 22:45:17  

Additional Information
 Earth MOID = 37.4483 au 
 Jupiter MOID = 33.3006 au 
 T_jup = 5.821 
[ show covariance matrix ]

Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 6.8   n/a E2014B19  

385266 (2001 QB298)          Discovered 2001-Aug-20 by Buie, M. W. at Cerro Tololo
Reference: Last Updated: 2014-02-19
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances ]
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