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JPL Small-Body Database Browser
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146479 (2001 RQ117)
Classification: Main-belt Asteroid          SPK-ID: 2146479
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 15 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .05129841299820805 4.7591e-08  
a 2.714461190688295 2.1057e-08 au
q 2.575213639460759 1.3708e-07 au
i 3.043230129698774 5.601e-06 deg
node 1.912901733479598 8.7081e-05 deg
peri 74.35415417733785 0.00010423 deg
M 259.0680995928813 5.6054e-05 deg
tp 2459058.483500089343
(2020-Jul-27.98350009)
0.00025424 TDB
period 1633.51784091182
4.47
1.9008e-05
5.204e-08
d
yr
n .2203832679287115 2.5644e-09 deg/d
Q 2.85370874191583 2.2138e-08 au
  Orbit Determination Parameters
   # obs. used (total)      319  
   data-arc span      8493 days (23.25 yr)  
   first obs. used      1996-07-26  
   last obs. used      2019-10-27  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .55128  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Nov-07 17:04:38  

Additional Information
 Earth MOID = 1.59214 au 
 Jupiter MOID = 2.26869 au 
 T_jup = 3.358 
[ 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 16.3   n/a MPO401248  

146479 (2001 RQ117)          Discovered 2001-Sep-12 by LINEAR at Socorro
Reference: 20070106/Numbers.arcLast Updated: 2007-01-09

[ show close-approach data ]
Alternate Designations
 2001 RQ117 = 2006 TR90 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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