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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 2457600.5 (2016-Jul-31.0) TDB
Reference: JPL 10 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1572701792292198 5.6027e-08  
a 3.145266827482303 2.8685e-08 au
q 2.650610149800442 1.8263e-07 au
i 5.149031078331889 8.6476e-06 deg
node 18.86650028373467 6.0318e-05 deg
peri 46.6961777212298 6.6633e-05 deg
M 336.7141449351631 2.932e-05 deg
tp 2457732.287541999397
(2016-Dec-09.78754200)
0.00016689 JED
period 2037.439251755266
5.58
2.7872e-05
7.631e-08
d
yr
n .1766923846636693 2.4172e-09 deg/d
Q 3.639923505164165 3.3196e-08 au
  Orbit Determination Parameters
   # obs. used (total)      942  
   data-arc span      20148 days (55.16 yr)  
   first obs. used      1960-09-24  
   last obs. used      2015-11-23  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-BIG16  
   condition code      0  
   fit RMS      .50005  
   data source      ORB  
   producer      Otto Matic  
   solution date      2016-Jan-04 13:19:46  

Additional Information
 Earth MOID = 1.66572 au 
 Jupiter MOID = 1.71858 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 13.5 mag n/a MPO347620  
rotation period rot_per 5.5174 h n/a LCDB (Rev. 2016-February); Warner et al., 2009 Result based on less than full coverage, so that the period may be wrong by 30 percent or so.
Published Reference List:
[Waszczak, A.; Chang, C.-K.; Ofeck, E.O.; Laher, F.; et al. (2016) Astron. J. 150, A75.]

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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