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69594 Ulferika (1998 FF11)
Classification: Main-belt Asteroid          SPK-ID: 2069594
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2457000.5 (2014-Dec-09.0) TDB
Reference: JPL 5 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1420550675299678 5.8027e-08  
a 2.349349811226266 1.8373e-08 AU
q 2.015612765141002 1.3725e-07 AU
i 3.315163127855247 6.4005e-06 deg
node 46.50081825092239 0.00011678 deg
peri 177.0664380515512 0.0001192 deg
M 188.7835382828663 2.5434e-05 deg
tp 2457626.051362138044
(2016-Aug-25.55136214)
9.6319e-05 JED
period 1315.285271703289
3.60
1.5429e-05
4.224e-08
d
yr
n .2737048819331805 3.2107e-09 deg/d
Q 2.683086857311531 2.0983e-08 AU
  Orbit Determination Parameters
   # obs. used (total)      423  
   data-arc span      8571 days (23.47 yr)  
   first obs. used      1991-04-13  
   last obs. used      2014-09-30  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-BIG16  
   condition code      0  
   fit RMS      .5824  
   data source      ORB  
   producer      Otto Matic  
   solution date      2014-Oct-09 16:17:47  

Additional Information
 Earth MOID = 1.00827 AU 
 T_jup = 3.543 
[ show covariance matrix ]

Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 15.8 mag n/a MPO266253  

69594 Ulferika           Discovered 1998 Mar. 24 by G. Lehmann at Volkssternwarte Drebach.
Ulf Lehmann (b. 1939) and Erika (b. 1940) are the parents of the discoverer. They made it possible for him to turn his hobby into a profession as a teacher of physics and astronomy.
NOTE: some special characters may not display properly (any characters within {} are an attempt to place the proper accent above a character)
Reference: 20090607/MPCPages.arcLast Updated: 2009-06-08

Alternate Designations
 1998 FF11 = 2002 JL59 
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances ]
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