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13994 Tuominen (1993 FA15)
Classification: Main-belt Asteroid          SPK-ID: 2013994
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.


Orbital Elements at Epoch 2459396.5 (2021-Jul-01.0) TDB
Reference: JPL 32 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1275667421775365 4.0411e-08  
a 2.398674617454256 8.6661e-09 au
q 2.092683510961668 1.0036e-07 au
i 7.715537468954495 3.7909e-06 deg
node 50.2871416331857 2.9489e-05 deg
peri 315.2270619702845 3.2839e-05 deg
M 40.10400278670276 1.4779e-05 deg
tp 2459245.338686461693
(2021-Jan-30.83868646)
5.5542e-05 TDB
period 1356.923725624563
3.72
7.3536e-06
2.013e-08
d
yr
n .2653059956146759 1.4378e-09 deg/d
Q 2.704665723946844 9.7716e-09 au
  Orbit Determination Parameters
   # obs. used (total)      1592  
   data-arc span      10879 days (29.79 yr)  
   first obs. used      1991-10-16  
   last obs. used      2021-07-29  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .51766  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Aug-25 13:43:33  

Additional Information
 Earth MOID = 1.09921 au 
 Jupiter MOID = 2.77177 au 
 T_jup = 3.504 
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Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 14.55   n/a MPCxxxxx  

13994 Tuominen           Discovered 1993 Mar. 17 at the European Southern Observatory in the course of the Uppsala-ESO Survey of Asteroids and Comets.
Oulu astronomer Ilkka Tuominen works on the solar cycle, late-type star activity and astrophysical magnetohydrodynamics.
NOTE: some special characters may not display properly (any characters within {} are an attempt to place the proper accent above a character)
Reference: 20010509/MPCPages.arcLast Updated: 2009-05-11
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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