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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 ]

[ show orbit diagram ]
Orbital Elements at Epoch 2457000.5 (2014-Dec-09.0) TDB
Reference: JPL 12 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .09231746793428941 6.9188e-08  
a 3.139042558894267 4.2833e-08 AU
q 2.849254098119176 2.3149e-07 AU
i 10.33693827577403 7.8398e-06 deg
node 136.9279032999557 4.0703e-05 deg
peri 171.0449936504664 6.4047e-05 deg
M 301.9531354820313 5.4627e-05 deg
tp 2457328.044640486225
(2015-Nov-01.54464049)
0.00031119 JED
period 2031.39431482194
5.56
4.1578e-05
1.138e-07
d
yr
n .1772181783582256 3.6272e-09 deg/d
Q 3.428831019669358 4.6787e-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 = 1.8362 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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