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 ]  
379700 (2011 FT121)
Classification: Main-belt Asteroid          SPK-ID: 2379700
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ 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 .04753661741768871 1.0679e-07  
a 2.679211947387545 3.7648e-08 au
q 2.551851274063683 2.6851e-07 au
i 6.554063359860672 9.1355e-06 deg
node .1916476890495412 5.6627e-05 deg
peri 318.5180021558247 9.7338e-05 deg
M 267.6494940702967 8.5543e-05 deg
tp 2459411.409149786704
(2021-Jul-15.90914979)
0.00038421 TDB
period 1601.802745247707
4.39
3.3762e-05
9.244e-08
d
yr
n .2247467742629749 4.7371e-09 deg/d
Q 2.806572620711408 3.9437e-08 au
  Orbit Determination Parameters
   # obs. used (total)      134  
   data-arc span      6171 days (16.90 yr)  
   first obs. used      2002-03-05  
   last obs. used      2019-01-26  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .60488  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jul-14 14:10:27  

Additional Information
 Earth MOID = 1.54369 au 
 Jupiter MOID = 2.34828 au 
 T_jup = 3.366 
[ 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 16.6   n/a MPO471894  

379700 (2011 FT121)          Discovered 2004-Oct-07 by Spacewatch at Kitt Peak
Reference: Last Updated: 2013-11-20

[ show close-approach data ]
Alternate Designations
 2011 FT121 = 2004 TR193 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
ABOUT SSD CREDITS/AWARDS PRIVACY/COPYRIGHT GLOSSARY LINKS
FirstGov 2020-Feb-23 06:15 UT
(server date/time)  
NASA Home Page
Site Manager:   Ryan S. Park
Webmaster  Alan B. Chamberlin