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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 2457600.5 (2016-Jul-31.0) TDB
Reference: JPL 16 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1735601847635773 8.6798e-08  
a 2.686602188464249 2.118e-08 au
q 2.220315016248163 2.3275e-07 au
i 13.72583898329588 8.9065e-06 deg
node 38.9635506174078 2.3222e-05 deg
peri 16.6090455912529 3.0342e-05 deg
M 303.7854913536481 1.8856e-05 deg
tp 2457851.659373668217
(2017-Apr-08.15937367)
8.5487e-05 JED
period 1608.43484534176
4.40
1.902e-05
5.207e-08
d
yr
n .2238200702021643 2.6467e-09 deg/d
Q 3.152889360680335 2.4856e-08 au
  Orbit Determination Parameters
   # obs. used (total)      812  
   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      .48558  
   data source      ORB  
   producer      Otto Matic  
   solution date      2016-Feb-25 18:53:08  

Additional Information
 Earth MOID = 1.23277 au 
 Jupiter MOID = 2.26172 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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