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 ]  
447948 (2008 AD129)
Classification: Main-belt Asteroid          SPK-ID: 2447948
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 14 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .007078038905322517 7.9778e-08  
a 2.661328937038051 4.577e-08 au
q 2.642491947281835 2.3392e-07 au
i 6.873795369117899 7.2552e-06 deg
node 104.4895389170722 6.0053e-05 deg
peri 11.22417325772802 0.00051678 deg
M 317.6680655273542 0.00051193 deg
tp 2459186.971247168382
(2020-Dec-03.47124717)
0.0022538 TDB
period 1585.792140540982
4.34
4.0909e-05
1.12e-07
d
yr
n .2270158810833735 5.8564e-09 deg/d
Q 2.680165926794267 4.6094e-08 au
  Orbit Determination Parameters
   # obs. used (total)      83  
   data-arc span      6637 days (18.17 yr)  
   first obs. used      2001-08-19  
   last obs. used      2019-10-21  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .68617  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Nov-08 16:24:47  

Additional Information
 Earth MOID = 1.65931 au 
 Jupiter MOID = 2.31516 au 
 T_jup = 3.375 
[ 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 17.6   n/a MPO495225  

447948 (2008 AD129)          Discovered 2008-Jan-13 by Spacewatch at Kitt Peak
Reference: Last Updated: 2015-10-28

Alternate Designations
 2008 AD129 = 2014 OE123 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
ABOUT SSD CREDITS/AWARDS PRIVACY/COPYRIGHT GLOSSARY LINKS
FirstGov 2020-Aug-14 18:39 UT
(server date/time)  
NASA Home Page
Site Manager:   Ryan S. Park
Webmaster  Alan B. Chamberlin