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 ]  
347446 (2012 TF231)
Classification: Jupiter Trojan          SPK-ID: 2347446
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 14 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .04267324186771294 1.0098e-07  
a 5.271231102799171 2.4532e-07 au
q 5.046290583008811 6.57e-07 au
i 18.67501851531535 8.9593e-06 deg
node 303.506303972312 2.9429e-05 deg
peri 15.66143826959335 0.00012736 deg
M 265.1865827985179 0.00013134 deg
tp 2460164.716663702972
(2023-Aug-08.21666370)
0.0016477 TDB
period 4420.450304437696
12.10
0.00030859
8.449e-07
d
yr
n .08143966682276589 5.6852e-09 deg/d
Q 5.496171622589531 2.5579e-07 au
  Orbit Determination Parameters
   # obs. used (total)      238  
   data-arc span      6821 days (18.67 yr)  
   first obs. used      2000-08-05  
   last obs. used      2019-04-09  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .41864  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jul-14 14:48:52  

Additional Information
 Earth MOID = 4.03514 au 
 Jupiter MOID = .0582325 au 
 T_jup = 2.892 
[ 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 12.6   n/a MPO437471  

347446 (2012 TF231)          Discovered 2004-Dec-18 by Mt. Lemmon Survey at Mount Lemmon
Reference: 20121128/Numbers.arcLast Updated: 2012-12-03

Alternate Designations
 2012 TF231 = 2004 YK22 = 2010 GY70 = 2011 OQ14 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
ABOUT SSD CREDITS/AWARDS PRIVACY/COPYRIGHT GLOSSARY LINKS
FirstGov 2020-Feb-17 22:24 UT
(server date/time)  
NASA Home Page
Site Manager:   Ryan S. Park
Webmaster  Alan B. Chamberlin