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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 2457000.5 (2014-Dec-09.0) TDB
Reference: JPL 12 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1739241929912852 9.7594e-08  
a 2.685538606443717 2.1503e-08 AU
q 2.218458471571053 2.6039e-07 AU
i 13.72804646723836 9.3841e-06 deg
node 38.97679592232333 2.3894e-05 deg
peri 16.68326216782428 3.2627e-05 deg
M 169.3782705542683 1.9394e-05 deg
tp 2456244.188471675383
(2012-Nov-12.68847168)
8.4837e-05 JED
period 1607.479810166245
4.40
1.9306e-05
5.286e-08
d
yr
n .2239530460807274 2.6897e-09 deg/d
Q 3.152618741316381 2.5243e-08 AU
  Orbit Determination Parameters
   # obs. used (total)      783  
   data-arc span      8648 days (23.68 yr)  
   first obs. used      1990-10-14  
   last obs. used      2014-06-18  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-BIG16  
   condition code      0  
   fit RMS      .48986  
   data source      ORB  
   producer      Otto Matic  
   solution date      2014-Oct-09 14:24:18  

Additional Information
 Earth MOID = 1.23217 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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