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441536 (2008 SG307)
Classification: Main-belt Asteroid          SPK-ID: 2441536
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 10 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2176937484834838 9.1143e-08  
a 2.475052875182437 3.3974e-08 au
q 1.936249337089148 2.2271e-07 au
i 5.326371799535747 2.2274e-05 deg
node 68.57419885032805 6.5936e-05 deg
peri 281.9527874414806 9.7812e-05 deg
M 18.33514171311507 6.9004e-05 deg
tp 2458928.063589861700
(2020-Mar-19.56358986)
0.00027169 TDB
period 1422.247401073269
3.89
2.9284e-05
8.018e-08
d
yr
n .2531205187848005 5.2117e-09 deg/d
Q 3.013856413275726 4.1369e-08 au
  Orbit Determination Parameters
   # obs. used (total)      122  
   data-arc span      4444 days (12.17 yr)  
   first obs. used      2007-04-22  
   last obs. used      2019-06-22  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .59016  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Sep-24 07:42:10  

Additional Information
 Earth MOID = .939096 au 
 Jupiter MOID = 2.43535 au 
 T_jup = 3.443 
[ 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 MPO419202  

441536 (2008 SG307)          Discovered 2008-Sep-29 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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