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13055 Kreppein (1990 TW12)
Classification: Main-belt Asteroid          SPK-ID: 2013055
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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Orbital Elements at Epoch 2456800.5 (2014-May-23.0) TDB
Reference: JPL 6 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1740632812888431 1.01e-07  
a 2.685277855200797 2.1023e-08 AU
q 2.217869580552279 2.6987e-07 AU
i 13.72902121193924 9.8274e-06 deg
node 38.97654416068661 2.5793e-05 deg
peri 16.68665740245838 3.5049e-05 deg
M 124.5719998325191 2.052e-05 deg
tp 2456244.339413869691
(2012-Nov-12.83941387)
9.0475e-05 JED
period 1607.245699483787
4.40
1.8875e-05
5.168e-08
d
yr
n .223985666980241 2.6304e-09 deg/d
Q 3.152686129849315 2.4682e-08 AU
  Orbit Determination Parameters
   # obs. used (total)      747  
   data-arc span      8579 days (23.49 yr)  
   first obs. used      1990-10-14  
   last obs. used      2014-04-10  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-BIG16  
   condition code      0  
   fit RMS      .54924  
   data source      ORB  
   producer      Otto Matic  
   solution date      2014-Apr-17 14:03:15  

Additional Information
 Earth MOID = 1.2308 AU 
 T_jup = 3.312 
[ 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 13.8 mag n/a MPO259437  

13055 Kreppein           Discovered 1990 Oct. 14 by L. D. Schmadel and F. Börngen at Tautenburg.
Wolfgang Kreppein (b. 1948) is a German physician and dermatologist. He is a well-known expert on allergic diseases.
NOTE: some special characters may not display properly (any characters within {} are an attempt to place the proper accent above a character)
Reference: 20020427/MPCPages.arcLast Updated: 2003-10-02

[ show close-approach data ]
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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