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 ]  
7007 Timjull (1981 EK34)
Classification: Main-belt Asteroid          SPK-ID: 2007007
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2457400.5 (2016-Jan-13.0) TDB
Reference: JPL 11 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1546760330090485 4.9246e-08  
a 2.402089919957249 1.5263e-08 au
q 2.030544180207239 1.1832e-07 au
i .7270200499434608 5.7969e-06 deg
node 349.3080462634681 0.00041231 deg
peri 264.1800540504221 0.00041274 deg
M 67.61625256757452 2.2021e-05 deg
tp 2457145.094106230689
(2015-May-02.59410623)
8.2358e-05 JED
period 1359.822798003523
3.72
1.296e-05
3.548e-08
d
yr
n .2647403768553874 2.5232e-09 deg/d
Q 2.773635659707259 1.7623e-08 au
  Orbit Determination Parameters
   # obs. used (total)      880  
   data-arc span      13490 days (36.93 yr)  
   first obs. used      1978-07-09  
   last obs. used      2015-06-15  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-BIG16  
   condition code      0  
   fit RMS      .56457  
   data source      ORB  
   producer      Otto Matic  
   solution date      2015-Jul-06 11:55:45  

Additional Information
 Earth MOID = 1.01494 au 
 Jupiter MOID = 2.26316 au 
 T_jup = 3.509 
[ 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 15.0 mag n/a MPO279588  
rotation period rot_per 3.5513 h n/a LCDB (Rev. 2015-December); 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:
[Chang, C.K.; Ip, W.-H.; Lin, H.-W.; Cheng, Y.C.; et al. (2015) Astrophys. J. Supp. Ser. 219, A27.]
[Waszczak, A.; Chang, C.-K.; Ofeck, E.O.; Laher, F.; et al. (2015) Astron. J. 150, A75.]

7007 Timjull           Discovered 1981 Mar. 2 by S. J. Bus at Siding Spring in the course of the U.K. Schmidt-Caltech Asteroid Survey.
A. J. Timothy Jull (b. 1951) is a senior research scientist at the University of Arizona. In addition to running a world-class laboratory for the measurement of terrestrial ages of meteorites, he is the editor of the journal Meteoritics and Planetary Science.
NOTE: some special characters may not display properly (any characters within {} are an attempt to place the proper accent above a character)
Reference: 20060809/MPCPages.arcLast Updated: 2007-08-08

[ show close-approach data ]
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
ABOUT SSD CREDITS/AWARDS PRIVACY/COPYRIGHT GLOSSARY LINKS
FirstGov 2016-Feb-06 20:36 UT
(server date/time)  
NASA Home Page
Site Manager:   Ryan S. Park
Webmaster  Alan B. Chamberlin