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14415 (1991 RQ7)
Classification: Main-belt Asteroid          SPK-ID: 2014415
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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Orbital Elements at Epoch 2457600.5 (2016-Jul-31.0) TDB
Reference: JPL 17 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2821522299742169 5.7883e-08  
a 2.981981841558427 2.3061e-08 au
q 2.140609015220095 1.7631e-07 au
i 9.703813575403839 6.5859e-06 deg
node 305.1721594150569 3.6381e-05 deg
peri 9.175066677459171 3.8293e-05 deg
M 318.212187814962 1.7542e-05 deg
tp 2457818.824790461748
(2017-Mar-06.32479046)
9.3405e-05 JED
period 1880.857610305107
5.15
2.1819e-05
5.974e-08
d
yr
n .1914020487396715 2.2203e-09 deg/d
Q 3.823354667896759 2.9568e-08 au
  Orbit Determination Parameters
   # obs. used (total)      795  
   data-arc span      10789 days (29.54 yr)  
   first obs. used      1986-10-02  
   last obs. used      2016-04-16  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-BIG16  
   condition code      0  
   fit RMS      .60672  
   data source      ORB  
   producer      Otto Matic  
   solution date      2016-Apr-25 13:19:12  

Additional Information
 Earth MOID = 1.12675 au 
 Jupiter MOID = 1.47797 au 
 T_jup = 3.177 
[ show covariance matrix ]

Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 13.3 mag n/a MPO337380  

14415 (1991 RQ7)          Discovered 1991-Sep-13 by Ueda, S., Kaneda, H. at Kushiro
Reference: 20000418/Numbers.arcLast Updated: 2004-04-19

[ show close-approach data ]
Alternate Designations
 1991 RQ7 = 1986 TN9 
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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