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18235 Lynden-Bell (1003 T-2)
Classification: Main-belt Asteroid          SPK-ID: 2018235
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 .1556773378418234 6.5006e-08  
a 3.091113837630621 3.799e-08 AU
q 2.609897464422263 1.9356e-07 AU
i .7138121210799738 7.6557e-06 deg
node 218.0629529028109 0.00052958 deg
peri 261.3800380176591 0.00053101 deg
M 73.55335786787285 3.0144e-05 deg
tp 2456394.925231447530
(2013-Apr-12.42523145)
0.00016275 JED
period 1985.047602329292
5.43
3.6594e-05
1.002e-07
d
yr
n .1813558524125917 3.3433e-09 deg/d
Q 3.572330210838979 4.3904e-08 AU
  Orbit Determination Parameters
   # obs. used (total)      776  
   data-arc span      14785 days (40.48 yr)  
   first obs. used      1973-09-19  
   last obs. used      2014-03-13  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-BIG16  
   condition code      0  
   fit RMS      .62542  
   data source      ORB  
   producer      Otto Matic  
   solution date      2014-Mar-22 11:10:01  

Additional Information
 Earth MOID = 1.6259 AU 
 T_jup = 3.206 
[ 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 PDS3 (MPO 4283)  

18235 Lynden-Bell           Discovered 1973 Sept. 29 by C. J. van Houten and I. van Houten-Groeneveld on Palomar Schmidt plates taken by T. Gehrels.
Donald Lynden-Bell (b. 1935), professor at the University of Cambridge, is well known for his studies of the formation, structure and dynamics of galaxies, including the Milky Way.
NOTE: some special characters may not display properly (any characters within {} are an attempt to place the proper accent above a character)
Reference: 20040107/MPCPages.arcLast Updated: 2004-01-07

[ show close-approach data ]
Alternate Designations
 1003 T-2 = 1985 XW1 = 1995 ST26 
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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