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 ]  
441479 (2008 RD129)
Classification: Main-belt Asteroid          SPK-ID: 2441479
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.


Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 24 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1483093505316464 8.5747e-08  
a 2.447581201745019 2.7907e-08 au
q 2.084582023340749 1.9505e-07 au
i 6.054230353234274 4.3961e-06 deg
node 260.1222627932186 7.4499e-05 deg
peri 42.7057760922952 8.1496e-05 deg
M 169.9754136917046 3.7891e-05 deg
tp 2458540.129451045760
(2019-Feb-25.62945105)
0.00013885 TDB
period 1398.634028652632
3.83
2.392e-05
6.549e-08
d
yr
n .2573939948728436 4.4021e-09 deg/d
Q 2.81058038014929 3.2045e-08 au
  Orbit Determination Parameters
   # obs. used (total)      252  
   data-arc span      4514 days (12.36 yr)  
   first obs. used      2008-09-09  
   last obs. used      2021-01-18  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .45261  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Feb-24 17:42:54  

Additional Information
 Earth MOID = 1.07185 au 
 Jupiter MOID = 2.40097 au 
 T_jup = 3.475 
[ 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 16.7   n/a MPO503569  

441479 (2008 RD129)          Discovered 2008-Sep-09 by Spacewatch at Kitt Peak
Reference: Last Updated: 2015-09-02
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
ABOUT SSD CREDITS/AWARDS PRIVACY/COPYRIGHT GLOSSARY LINKS
FirstGov 2021-Apr-10 15:56 UT
(server date/time)  
NASA Home Page
Site Manager:   Ryan S. Park
Webmaster  Alan B. Chamberlin