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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 2457400.5 (2016-Jan-13.0) TDB
Reference: JPL 15 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1736312632405388 9.0128e-08  
a 2.686289699198882 2.1156e-08 au
q 2.219865825296933 2.416e-07 au
i 13.72570583190642 9.0909e-06 deg
node 38.96811350435525 2.3296e-05 deg
peri 16.64694974429201 3.0746e-05 deg
M 258.9831114258216 1.8867e-05 deg
tp 2457851.752045842583
(2017-Apr-08.25204584)
8.6393e-05 JED
period 1608.154228429235
4.40
1.8998e-05
5.201e-08
d
yr
n .2238591259692985 2.6446e-09 deg/d
Q 3.152713573100831 2.483e-08 au
  Orbit Determination Parameters
   # obs. used (total)      808  
   data-arc span      9015 days (24.68 yr)  
   first obs. used      1990-10-14  
   last obs. used      2015-06-20  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-BIG16  
   condition code      0  
   fit RMS      .48373  
   data source      ORB  
   producer      Otto Matic  
   solution date      2015-Jul-06 12:11:09  

Additional Information
 Earth MOID = 1.2328 au 
 Jupiter MOID = 2.26334 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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