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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 10 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1355893269307157 7.7303e-08  
a 2.659091003356201 2.1744e-08 AU
q 2.298546643963612 2.1086e-07 AU
i 3.025390941985101 7.7154e-06 deg
node 218.0962773392149 0.00012511 deg
peri 354.8839919904634 0.00012852 deg
M 330.8868997711344 3.1268e-05 deg
tp 2457128.580844557133
(2015-Apr-16.08084456)
0.00013847 JED
period 1583.792302368771
4.34
1.9427e-05
5.319e-08
d
yr
n .2273025316902806 2.7881e-09 deg/d
Q 3.01963536274879 2.4692e-08 AU
  Orbit Determination Parameters
   # obs. used (total)      902  
   data-arc span      19847 days (54.34 yr)  
   first obs. used      1960-09-24  
   last obs. used      2015-01-26  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-BIG16  
   condition code      0  
   fit RMS      .51193  
   data source      ORB  
   producer      Otto Matic  
   solution date      2015-Feb-04 13:34:10  

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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