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 ]  
226172 (2002 TJ71)
Classification: Main-belt Asteroid          SPK-ID: 2226172
[ 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 16 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .130746680487901 4.6324e-08  
a 2.289477089567402 1.3744e-08 au
q 1.990135560053363 1.051e-07 au
i 6.251706101559106 5.1181e-06 deg
node 275.7694075002625 5.0432e-05 deg
peri 14.46634804066211 5.5481e-05 deg
M 353.8687257360751 2.1657e-05 deg
tp 2458622.050190939662
(2019-May-18.55019094)		 7.6103e-05 TDB
period 1265.327304623299
3.46		 1.1394e-05
3.12e-08		 d
yr
n .284511366098415 2.5619e-09 deg/d
Q 2.588818619081441 1.5541e-08 au
   Orbit Determination Parameters
   # obs. used (total)      347  
   data-arc span      6237 days (17.08 yr)  
   first obs. used      2002-10-03  
   last obs. used      2019-10-31  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .54366  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Nov-08 00:50:25  

Additional Information
 Earth MOID = .973842 au 
 Jupiter MOID = 2.56125 au 
 T_jup = 3.580 
[ 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 16.4   n/a MPO437073  

226172 (2002 TJ71)          Discovered 2002-Oct-03 by NEAT at Palomar
Reference: 20091202/Numbers.arcLast Updated: 2009-12-04

[ show close-approach data ]
Alternate Designations
 2002 TJ71 = 2005 LY11 
[ 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-14 08:31 UT
(server date/time)   		NASA Home Page
Site Manager:   Ryan S. Park
Webmaster:   Alan B. Chamberlin