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JPL Small-Body Database Browser
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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 2458600.5 (2019-Apr-27.0) TDB
Reference: JPL 14 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .007051871824763362 8.0421e-08  
a 2.660489473888489 4.578e-08 au
q 2.641728043127495 2.3582e-07 au
i 6.873750861678992 7.2551e-06 deg
node 104.4912088510773 6.0064e-05 deg
peri 13.95450803974634 0.00051211 deg
M 224.1054964665562 0.0005082 deg
tp 2459198.829113093353
(2020-Dec-15.32911309)
0.0022338 TDB
period 1585.041889943675
4.34
4.0911e-05
1.12e-07
d
yr
n .22712333489987 5.8623e-09 deg/d
Q 2.679250904649483 4.6103e-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 = 1.65885 au 
 Jupiter MOID = 2.31651 au 
 T_jup = 3.376 
[ 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 17.8   n/a MPO361043  

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 ]
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