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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 15 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .173924169089019 9.0109e-08  
a 2.685538603739192 2.1144e-08 AU
q 2.218458533527369 2.4146e-07 AU
i 13.72804421545106 9.0923e-06 deg
node 38.97680036192747 2.3293e-05 deg
peri 16.68326450881779 3.0729e-05 deg
M 169.3782664803967 1.8473e-05 deg
tp 2456244.188491008611
(2012-Nov-12.68849101)
8.0072e-05 JED
period 1607.479807737978
4.40
1.8984e-05
5.198e-08
d
yr
n .2239530464190319 2.6449e-09 deg/d
Q 3.152618673951015 2.4822e-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 = 1.23217 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

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Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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