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442080 (2010 SD8)
Classification: Main-belt Asteroid          SPK-ID: 2442080
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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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.


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Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 14 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .09687772489331437 4.8097e-08  
a 3.059315994492937 4.249e-08 au
q 2.762936421216734 1.4962e-07 au
i 9.293036397005421 6.5935e-06 deg
node 341.1775817933332 3.6839e-05 deg
peri 254.4350687514292 5.4936e-05 deg
M 40.84283474686177 3.7605e-05 deg
tp 2458778.757821876616
(2019-Oct-22.25782188)
0.00020507 TDB
period 1954.496660654829
5.35
4.0718e-05
1.115e-07
d
yr
n .1841906447051112 3.8372e-09 deg/d
Q 3.35569556776914 4.6606e-08 au
  Orbit Determination Parameters
   # obs. used (total)      145  
   data-arc span      4539 days (12.43 yr)  
   first obs. used      2008-03-05  
   last obs. used      2020-08-08  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .57393  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Nov-12 08:49:31  

Additional Information
 Earth MOID = 1.77098 au 
 Jupiter MOID = 1.73956 au 
 T_jup = 3.207 
[ show covariance matrix ]

Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 16.7   n/a MPO434641  

442080 (2010 SD8)          Discovered 2008-Mar-05 by Mt. Lemmon Survey at Mount Lemmon
Reference: Last Updated: 2015-09-02

[ show close-approach data ]
Alternate Designations
 2010 SD8 = 2008 FB31 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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