Skip Page Navigation
NASA JPL Caltech
NASA Logo - Jet Propulsion Laboratory + View the NASA Portal
+ Center for Near-Earth Object Studies
JPL Home Earth Solar System Stars & Galaxies Technology
JPL Solar System Dynamics
BODIES ORBITS EPHEMERIDES TOOLS PHYSICAL DATA DISCOVERY FAQ SITE MAP
IMPORTANT: The SSD Announcement email list is now available. Major changes are coming in the near future, including possible hostname and/or URL changes. To be notified of such changes, subscribe to this email list.

Please visit this page for more details.


JPL Small-Body Database Browser
Search: [ help ]  
243175 (2007 TH138)
Classification: Main-belt Asteroid          SPK-ID: 2243175
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2458600.5 (2019-Apr-27.0) TDB
Reference: JPL 14 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .07380003960039158 5.133e-08  
a 2.64350721258543 2.2475e-08 au
q 2.448416275612704 1.4267e-07 au
i 3.291441095965521 4.6977e-06 deg
node 60.20947296104261 9.3497e-05 deg
peri 244.0390562462746 0.00010358 deg
M 335.4578343408509 4.1543e-05 deg
tp 2458707.523600848419
(2019-Aug-12.02360085)
0.00018082 TDB
period 1569.889831261398
4.30
2.0021e-05
5.481e-08
d
yr
n .2293154543913071 2.9244e-09 deg/d
Q 2.838598149558155 2.4134e-08 au
  Orbit Determination Parameters
   # obs. used (total)      282  
   data-arc span      6254 days (17.12 yr)  
   first obs. used      2002-07-06  
   last obs. used      2019-08-20  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .56139  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Sep-24 04:15:41  

Additional Information
 Earth MOID = 1.43461 au 
 Jupiter MOID = 2.31097 au 
 T_jup = 3.388 
[ show covariance matrix ]

Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 16.3   n/a MPO446286  

243175 (2007 TH138)          Discovered 2007-Oct-08 by Mt. Lemmon Survey at Mount Lemmon
Reference: 20100626/Numbers.arcLast Updated: 2010-06-28

[ show close-approach data ]
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
ABOUT SSD CREDITS/AWARDS PRIVACY/COPYRIGHT GLOSSARY LINKS
FirstGov 2019-Dec-08 16:07 UT
(server date/time)  
NASA Home Page
Site Manager:   Ryan S. Park
Webmaster  Alan B. Chamberlin