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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 ]

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Orbital Elements at Epoch 2457400.5 (2016-Jan-13.0) TDB
Reference: JPL 10 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1553320237242753 5.7866e-08  
a 3.092761504446618 3.8156e-08 au
q 2.61235660106439 1.6691e-07 au
i .7135716357935958 7.3065e-06 deg
node 218.0332434258438 0.00047287 deg
peri 261.5766420772699 0.00047414 deg
M 182.1453302413735 2.975e-05 deg
tp 2458381.978623650670
(2018-Sep-20.47862365)
0.00017509 JED
period 1986.63495872086
5.44
3.6764e-05
1.007e-07
d
yr
n .1812109458859992 3.3535e-09 deg/d
Q 3.573166407828845 4.4083e-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 = 1.62847 au 
 Jupiter MOID = 1.52409 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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