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
JPL Small-Body Database Browser
Search: [ help ]  
243331 (2008 TE21)
Classification: Main-belt Asteroid          SPK-ID: 2243331
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 8 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1954861818168198 5.6508e-08  
a 2.434725494574131 2.3255e-08 au
q 1.958770303867766 1.4442e-07 au
i 7.502798225652091 9.5727e-06 deg
node 216.6463607669819 4.7118e-05 deg
peri 283.9414441673649 5.3932e-05 deg
M 299.9863322696207 3.3139e-05 deg
tp 2459231.824216887597
(2021-Jan-17.32421689)
0.00013003 TDB
period 1387.629205628102
3.80
1.988e-05
5.443e-08
d
yr
n .2594353005398501 3.7169e-09 deg/d
Q 2.910680685280497 2.7801e-08 au
  Orbit Determination Parameters
   # obs. used (total)      155  
   data-arc span      6468 days (17.71 yr)  
   first obs. used      2002-02-15  
   last obs. used      2019-11-01  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .64867  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Dec-04 18:26:19  

Additional Information
 Earth MOID = .98729 au 
 Jupiter MOID = 2.17317 au 
 T_jup = 3.467 
[ 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 17.3   n/a MPO396765  

243331 (2008 TE21)          Discovered 2008-Oct-01 by Mt. Lemmon Survey at Mount Lemmon
Reference: 20100626/Numbers.arcLast Updated: 2010-06-28
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
ABOUT SSD CREDITS/AWARDS PRIVACY/COPYRIGHT GLOSSARY LINKS
FirstGov 2020-Jul-10 19:36 UT
(server date/time)  
NASA Home Page
Site Manager:   Ryan S. Park
Webmaster  Alan B. Chamberlin