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12133 Titulaer (2558 P-L)
Classification: Main-belt Asteroid          SPK-ID: 2012133
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2456800.5 (2014-May-23.0) TDB
Reference: JPL 4 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1578080485991981 6.8337e-08  
a 3.145151497755704 2.9874e-08 AU
q 2.648821277346031 2.162e-07 AU
i 5.148902058117899 1.0195e-05 deg
node 18.88680295349693 6.1638e-05 deg
peri 46.67743789707885 6.9077e-05 deg
M 195.4236572075492 2.9865e-05 deg
tp 2457731.877383539656
(2016-Dec-09.37738354)
0.00017389 JED
period 2037.327190440254
5.58
2.9027e-05
7.947e-08
d
yr
n .1767021034663588 2.5176e-09 deg/d
Q 3.641481718165377 3.4589e-08 AU
  Orbit Determination Parameters
   # obs. used (total)      836  
   data-arc span      19229 days (52.65 yr)  
   first obs. used      1960-09-24  
   last obs. used      2013-05-18  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-BIG16  
   condition code      0  
   fit RMS      .52304  
   data source      ORB  
   producer      Otto Matic  
   solution date      2014-Jun-09 20:17:22  

Additional Information
 Earth MOID = 1.66456 AU 
 T_jup = 3.184 
[ 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 13.4 mag n/a MPO263458  

12133 Titulaer           Discovered 1960 Sept. 24 by C. J. van Houten and I. van Houten-Groeneveld on Palomar Schmidt plates taken by T. Gehrels.
Dutch astronomer and science writer Chriet Titulaer (b. 1943) is a popularizer of astronomy and space travel. Together with Henk Terlingen, he prepared impressive television programs on the Apollo moon missions.
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
 2558 P-L = 1973 AY3 = 1984 BR1 
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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