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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 2457600.5 (2016-Jul-31.0) TDB
Reference: JPL 10 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1551440195018294 5.7864e-08  
a 3.093215377366641 3.821e-08 au
q 2.613321510537113 1.6693e-07 au
i .713607118952935 7.3071e-06 deg
node 218.0114397917024 0.00047276 deg
peri 261.6078451318065 0.00047403 deg
M 218.3639613517402 3.0169e-05 deg
tp 2458382.280688970132
(2018-Sep-20.78068897)
0.00017531 JED
period 1987.072292583534
5.44
3.6819e-05
1.008e-07
d
yr
n .1811710632490066 3.357e-09 deg/d
Q 3.57310924419617 4.4138e-08 au
  Orbit Determination Parameters
   # obs. used (total)      820  
   data-arc span      14890 days (40.77 yr)  
   first obs. used      1973-09-19  
   last obs. used      2014-06-26  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-BIG16  
   condition code      0  
   fit RMS      .56693  
   data source      ORB  
   producer      Otto Matic  
   solution date      2015-Jan-08 02:38:22  

Additional Information
 Earth MOID = 1.62802 au 
 Jupiter MOID = 1.52311 au 
 T_jup = 3.205 
[ 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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