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JPL Small-Body Database Browser
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14416 (1991 RU7)
Classification: Main-belt Asteroid          SPK-ID: 2014416
[ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 21 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .209754307472006 4.0765e-08  
a 2.30792228826421 6.8893e-09 au
q 1.823825646990143 9.5079e-08 au
i 6.73702305814493 5.7774e-06 deg
node 178.1945583672684 2.9901e-05 deg
peri 223.504622556543 3.302e-05 deg
M 34.30587824691122 1.3217e-05 deg
tp 2458878.461674509633
(2020-Jan-29.96167451)		 4.6937e-05 TDB
period 1280.649247931378
3.51		 5.7343e-06
1.57e-08		 d
yr
n .2811074153063416 1.2587e-09 deg/d
Q 2.792018929538277 8.3344e-09 au
   Orbit Determination Parameters
   # obs. used (total)      960  
   data-arc span      15477 days (42.37 yr)  
   first obs. used      1977-09-09  
   last obs. used      2020-01-24  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .56266  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-22 20:57:12  

Additional Information
 Earth MOID = .83826 au 
 Jupiter MOID = 2.63579 au 
 T_jup = 3.548 
[ 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 15.7   n/a MPO502278  

14416 (1991 RU7)          Discovered 1991-Sep-08 by Oak Ridge Observatory at Harvard
Reference: 20000418/Numbers.arcLast Updated: 2004-04-19

Alternate Designations
 1991 RU7 = 1977 RS18 
[ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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