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12132 Wimfroger (2103 P-L)
Classification: Main-belt Asteroid          SPK-ID: 2012132
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2457000.5 (2014-Dec-09.0) TDB
Reference: JPL 14 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1355893293904124 7.2526e-08  
a 2.659090999818081 1.5677e-08 AU
q 2.298546634364667 1.9336e-07 AU
i 3.025391405016658 7.6292e-06 deg
node 218.0962422344175 0.00010385 deg
peri 354.8840232918747 0.00010616 deg
M 330.8869051967368 1.9654e-05 deg
tp 2457128.580820431981
(2015-Apr-16.08082043)
8.6565e-05 JED
period 1583.79229920774
4.34
1.4006e-05
3.835e-08
d
yr
n .2273025321439451 2.0102e-09 deg/d
Q 3.019635365271496 1.7803e-08 AU
  Orbit Determination Parameters
   # obs. used (total)      1029  
   data-arc span      20039 days (54.86 yr)  
   first obs. used      1960-09-24  
   last obs. used      2015-08-06  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-BIG16  
   condition code      0  
   fit RMS      .49076  
   data source      ORB  
   producer      Otto Matic  
   solution date      2015-Sep-02 14:34:55  

Additional Information
 Earth MOID = 1.29386 AU 
 T_jup = 3.371 
[ 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 MPO290562  

12132 Wimfröger           Discovered 1960 Sept. 24 by C. J. van Houten and I. van Houten-Groeneveld at Leiden on Palomar Schmidt plates taken by T. Gehrels.
Willem Albertus Fröger (b. 1962) is a Dutch amateur astronomer who lives in Argentina. He suggested names and prepared citations for more than 60 minor planets, one lunar crater and two craters on Mars.
NOTE: some special characters may not display properly (any characters within {} are an attempt to place the proper accent above a character)
Reference: 20070926/MPCPages.arcLast Updated: 2007-09-30

[ show close-approach data ]
Alternate Designations
 2103 P-L = 1976 JN1 = 1980 EF2 
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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