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JPL Small-Body Database Browser
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441507 (2008 SG129)
Classification: Main-belt Asteroid          SPK-ID: 2441507
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 11 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .0398055008805494 9.3308e-08  
a 2.361499010567594 2.9929e-08 au
q 2.267498359623029 2.1354e-07 au
i 4.521628677839714 9.9261e-06 deg
node .5549164934957316 8.7243e-05 deg
peri 3.853717799004529 0.00013617 deg
M 349.6396507268373 0.00010165 deg
tp 2458638.646260903468
(2019-Jun-04.14626090)
0.00037434 TDB
period 1325.501058233752
3.63
2.5199e-05
6.899e-08
d
yr
n .2715954074602588 5.1633e-09 deg/d
Q 2.455499661512159 3.1121e-08 au
  Orbit Determination Parameters
   # obs. used (total)      84  
   data-arc span      5053 days (13.83 yr)  
   first obs. used      2003-04-24  
   last obs. used      2017-02-22  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .5527  
   source      ORB  
   producer      Otto Matic  
   solution date      2017-Apr-09 12:37:44  

Additional Information
 Earth MOID = 1.2635 au 
 Jupiter MOID = 2.69075 au 
 T_jup = 3.546 
[ 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 17.9   n/a MPO349180  

441507 (2008 SG129)          Discovered 2008-Sep-22 by Spacewatch at Kitt Peak
Reference: Last Updated: 2015-09-02
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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