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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.


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 
[ hide covariance matrix ]
Orbital Elements at Epoch 2457804.5 (2017-Feb-20.0) TDB
Reference: JPL 14 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .09510438968803601 4.8321e-08  
q 2.766205744722469 1.4949e-07 au
tp 2458778.030161709005
(2019-Oct-21.53016171)
0.00020856 TDB
node 341.2644345678236 3.6868e-05 deg
peri 254.1228990921804 5.5463e-05 deg
i 9.290686597307912 6.5896e-06 deg
  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
 Jupiter MOID = 1.73956 au 
 T_jup = 3.207 
Orbit Covariance (6×6)
  e q tp node peri i
e 2.334923556517134E-15 -6.983832817242874E-15 8.165742336784065E-13 1.009198036578148E-14 6.846494485405926E-14 -3.308278130518108E-15
q -6.983832817242874E-15 2.234850151460427E-14 -4.073742651175923E-12 -3.047332009481867E-14 -6.60372884580986E-13 1.298943267423211E-14
tp 8.165742336784065E-13 -4.073742651175923E-12 4.349801773637663E-8 -1.516004733997337E-10 8.648916003134521E-9 -4.18627983971521E-12
node 1.009198036578148E-14 -3.047332009481867E-14 -1.516004733997337E-10 1.359241599894982E-9 -1.370529832538527E-9 -6.93652781587595E-11
peri 6.846494485405926E-14 -6.60372884580986E-13 8.648916003134521E-9 -1.370529832538527E-9 3.076169816543322E-9 6.754115146004222E-11
i -3.308278130518108E-15 1.298943267423211E-14 -4.18627983971521E-12 -6.93652781587595E-11 6.754115146004222E-11 4.342321161173802E-11

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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