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 ]  
376539 (2012 TT146)
Classification: Jupiter Trojan          SPK-ID: 2376539
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 13 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .127873415491757 9.4233e-08  
a 5.154226340833135 2.2964e-07 au
q 4.495137814413222 5.2908e-07 au
i 5.211820375717453 7.6368e-06 deg
node 115.608581818312 8.2842e-05 deg
peri 216.3547108746986 8.9726e-05 deg
M 266.7643085245202 4.5472e-05 deg
tp 2460107.438139534906
(2023-Jun-11.93813954)
0.00059553 TDB
period 4274.089931937362
11.70
0.00028564
7.82e-07
d
yr
n .08422845698916283 5.629e-09 deg/d
Q 5.81331486725305 2.59e-07 au
  Orbit Determination Parameters
   # obs. used (total)      156  
   data-arc span      8054 days (22.05 yr)  
   first obs. used      1997-05-09  
   last obs. used      2019-05-28  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .639  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Sep-24 06:55:42  

Additional Information
 Earth MOID = 3.48639 au 
 Jupiter MOID = .289736 au 
 T_jup = 2.976 
[ show covariance matrix ]

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

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 13.6   n/a MPO476766  

376539 (2012 TT146)          Discovered 2005-Jan-19 by Spacewatch at Kitt Peak
Reference: Last Updated: 2013-10-21

Alternate Designations
 2012 TT146 = 2006 BH257 = 2012 TO323 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
ABOUT SSD CREDITS/AWARDS PRIVACY/COPYRIGHT GLOSSARY LINKS
FirstGov 2020-Feb-18 13:02 UT
(server date/time)  
NASA Home Page
Site Manager:   Ryan S. Park
Webmaster  Alan B. Chamberlin