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120865 (1998 QN106)
Classification: Main-belt Asteroid          SPK-ID: 2120865
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

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For accurate long-term ephemerides, please instead use our Horizons system.This orbit viewer was implemented using two-body methods, and hence should not be used for determining accurate long-term trajectories (over several years or decades) or planetary encounter circumstances.


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Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 26 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1973019318584691 3.0006e-08  
a 2.217045487415739 9.1599e-09 au
q 1.779618129730513 6.5387e-08 au
i 5.583608606937223 5.1611e-06 deg
node 24.31946683147599 3.359e-05 deg
peri 279.9458278064176 3.7046e-05 deg
M 238.6797036365979 1.8051e-05 deg
tp 2459406.841607333018
(2021-Jul-11.34160733)
6.163e-05 TDB
period 1205.758500636293
3.30
7.4725e-06
2.046e-08
d
yr
n .2985672502495514 1.8503e-09 deg/d
Q 2.654472845100965 1.0967e-08 au
  Orbit Determination Parameters
   # obs. used (total)      898  
   data-arc span      7917 days (21.68 yr)  
   first obs. used      1998-08-25  
   last obs. used      2020-04-28  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .54519  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-May-20 20:40:38  

Additional Information
 Earth MOID = .775286 au 
 Jupiter MOID = 2.60344 au 
 T_jup = 3.621 
[ 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 15.9   n/a MPO453679  

120865 (1998 QN106)          Discovered 1998-Aug-25 by Elst, E. W. at La Silla
Reference: 20060314/Numbers.arcLast Updated: 2006-03-23
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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