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 ]  
226171 (2002 TF71)
Classification: Main-belt Asteroid          SPK-ID: 2226171
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 .2391339823788125 3.7089e-08  
a 2.256354677220381 9.2204e-09 au
q 1.716783597597611 8.1972e-08 au
i 6.925690066426837 3.6949e-06 deg
node 291.5511913697525 4.3252e-05 deg
peri 30.00101360497111 4.4203e-05 deg
M 353.3712071446492 1.0009e-05 deg
tp 2458623.295095989588
(2019-May-19.79509599)
3.4472e-05 TDB
period 1237.968169367006
3.39
7.5883e-06
2.078e-08
d
yr
n .2907990761863239 1.7825e-09 deg/d
Q 2.795925756843151 1.1425e-08 au
  Orbit Determination Parameters
   # obs. used (total)      577  
   data-arc span      6319 days (17.30 yr)  
   first obs. used      2002-08-10  
   last obs. used      2019-11-28  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .43756  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Dec-04 17:26:22  

Additional Information
 Earth MOID = .706951 au 
 Jupiter MOID = 2.52899 au 
 T_jup = 3.576 
[ 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 MPO251630  

226171 (2002 TF71)          Discovered 2002-Oct-03 by NEAT at Palomar
Reference: 20091202/Numbers.arcLast Updated: 2009-12-04

[ 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 21:52 UT
(server date/time)  
NASA Home Page
Site Manager:   Ryan S. Park
Webmaster  Alan B. Chamberlin