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12180 Kistemaker (5167 T-3)
Classification: Main-belt Asteroid          SPK-ID: 2012180
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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Orbital Elements at Epoch 2457400.5 (2016-Jan-13.0) TDB
Reference: JPL 12 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .09254469285967304 6.914e-08  
a 3.140091479984264 4.3e-08 au
q 2.849492678417844 2.3146e-07 au
i 10.3368953483508 7.8401e-06 deg
node 136.9270117457163 4.0698e-05 deg
peri 170.8918784400763 6.3959e-05 deg
M 12.9627296783005 5.5145e-05 deg
tp 2457327.317735926212
(2015-Oct-31.81773593)
0.00031065 JED
period 2032.412595216417
5.56
4.1747e-05
1.143e-07
d
yr
n .1771293884161677 3.6384e-09 deg/d
Q 3.430690281550684 4.6979e-08 au
  Orbit Determination Parameters
   # obs. used (total)      633  
   data-arc span      13412 days (36.72 yr)  
   first obs. used      1977-10-11  
   last obs. used      2014-07-01  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-BIG16  
   condition code      0  
   fit RMS      .59496  
   data source      ORB  
   producer      Otto Matic  
   solution date      2015-Jan-08 02:15:05  

Additional Information
 Earth MOID = 1.83353 au 
 Jupiter MOID = 1.8356 au 
 T_jup = 3.179 
[ 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 13.9 mag n/a MPO263458  

12180 Kistemaker           Discovered 1977 Oct. 16 by C. J. van Houten and I. van Houten-Groeneveld on Palomar Schmidt plates taken by T. Gehrels.
Jacob Kistemaker (1917-2010), Teylers professor at Leiden University, was a pioneer in isotope separation, uranium enrichment, atomic and molecular collisions, and vacuum science and technology. Name suggested by H. Habing and F. Saris.
NOTE: some special characters may not display properly (any characters within {} are an attempt to place the proper accent above a character)
Reference: 20110715/MPCPages.arcLast Updated: 2011-07-20

[ show close-approach data ]
Alternate Designations
 5167 T-3 = 1993 PJ9 = 1997 GN28 
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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