Skip Page Navigation
NASA JPL Caltech
NASA Logo - Jet Propulsion Laboratory + View the NASA Portal
+ Near-Earth Object (NEO) Program
Search JPL
JPL Home Earth Solar System Stars & Galaxies Technology
JPL Solar System Dynamics
BODIES ORBITS EPHEMERIDES TOOLS PHYSICAL DATA DISCOVERY FAQ SITE MAP
JPL Small-Body Database Browser
Search: [ help ]  
30928 Jefferson (1993 TJ32)
Classification: Main-belt Asteroid          SPK-ID: 2030928
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2456400.5 (2013-Apr-18.0) TDB
Reference: MPO233692 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e 0.1618342 n/a  
a 2.6527644 n/a AU
q 2.2234564 n/a AU
i 16.27416 n/a deg
node 32.64243 n/a deg
peri 69.48482 n/a deg
M 127.24748 n/a deg
tp 2455842.6812115
(2011-Oct-08.18121150)
n/a JED
period 1578.1433459
4.32
n/a
n/a
d
yr
n 0.22811616 n/a deg/d
Q 3.0820724 n/a AU
  Orbit Determination Parameters
   # obs. used (total)      654  
   first obs. used      1950-??-??  
   last obs. used      2012-06-15  
   # oppositions      12  
   planetary ephem.      DE403  
   condition code      0  
   fit RMS      0.54  
   data source      MPC:mpn  
   producer      MPCLINUX  

Additional Information
 T_jup = 3.314 

Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 13.2 mag n/a PDS3 (MPO 18585)  

30928 Jefferson           Discovered 1993 Oct. 9 by E. W. Elst at the European Southern Observatory.
Thomas Jefferson (1743-1826), the third president of the United States (1801-1809), will be always remembered as the principal author of the 1776 Declaration of Independence. A man of the Enlightenment and of great intellectual power, he is also honored for the Virginian Statute for Religious Freedom (1779).
NOTE: some special characters may not display properly (any characters within {} are an attempt to place the proper accent above a character)
Reference: 20090409/MPCPages.arcLast Updated: 2009-04-10

Alternate Designations
 1993 TJ32 = 1993 TO48 = 1999 CN123 
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances ]
ABOUT SSD CREDITS/AWARDS PRIVACY/COPYRIGHT GLOSSARY LINKS
FirstGov 2013-Jun-18 23:05 UT
(server date/time)  
NASA Home Page
Site Manager:   Donald K. Yeomans
Webmaster  Alan B. Chamberlin