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 ]  
245187 (2004 TN266)
Classification: Main-belt Asteroid          SPK-ID: 2245187
[ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ hide orbit diagram ]

For accurate long-term ephemerides, please instead use our Horizons system.This orbit viewer was implemented using two-body methods, and hence should not be used for determining accurate long-term trajectories (over several years or decades) or planetary encounter circumstances.


[ revert to old Java-based viewer ]

Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 16 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .08351344063064496 4.7702e-08  
a 2.386397985391755 1.6592e-08 au
q 2.18710167891765 1.1116e-07 au
i 7.957957101409511 5.9917e-06 deg
node 209.3571821813942 3.6207e-05 deg
peri 231.7563041674372 5.1347e-05 deg
M 43.98222694743649 3.5163e-05 deg
tp 2458835.991837355396
(2019-Dec-18.49183736)		 0.00013161 TDB
period 1346.519779974656
3.69		 1.4043e-05
3.845e-08		 d
yr
n .2673558943239408 2.7883e-09 deg/d
Q 2.585694291865861 1.7978e-08 au
   Orbit Determination Parameters
   # obs. used (total)      273  
   data-arc span      6532 days (17.88 yr)  
   first obs. used      2002-02-12  
   last obs. used      2020-01-01  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .57214  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-25 09:40:57  

Additional Information
 Earth MOID = 1.21183 au 
 Jupiter MOID = 2.6147 au 
 T_jup = 3.517 
[ 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 16.9   n/a MPO454804  

245187 (2004 TN266)          Discovered 2004-Oct-09 by Spacewatch at Kitt Peak
Reference: 20100726/Numbers.arcLast Updated: 2010-07-28

Alternate Designations
 2004 TN266 = 2002 CQ302 
[ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
ABOUT SSD CREDITS/AWARDS PRIVACY/COPYRIGHT GLOSSARY LINKS
FirstGov 2020-Jun-01 23:09 UT
(server date/time)   		NASA Home Page
Site Manager:   Ryan S. Park
Webmaster:   Alan B. Chamberlin