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385886 (2006 SF157)
Classification: Main-belt Asteroid          SPK-ID: 2385886
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 2459396.5 (2021-Jul-01.0) TDB
Reference: JPL 11 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .07973903765511282 5.84e-08  
a 2.997711146632655 3.7094e-08 au
q 2.758676544632162 1.6582e-07 au
i 5.952177385805726 1.108e-05 deg
node 359.4928464732635 6.2508e-05 deg
peri 91.16864494902043 0.00010348 deg
M 230.6994869059407 8.5567e-05 deg
tp 2460077.396102976580
(2023-May-12.89610298)
0.00045894 TDB
period 1895.758889164307
5.19
3.5188e-05
9.634e-08
d
yr
n .1898975666460918 3.5248e-09 deg/d
Q 3.236745748633148 4.0052e-08 au
  Orbit Determination Parameters
   # obs. used (total)      131  
   data-arc span      7224 days (19.78 yr)  
   first obs. used      2001-10-23  
   last obs. used      2021-08-03  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .56109  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Aug-25 22:57:28  

Additional Information
 Earth MOID = 1.78353 au 
 Jupiter MOID = 1.912 au 
 T_jup = 3.241 
[ hide covariance matrix ]
Orbital Elements at Epoch 2457258.5 (2015-Aug-24.0) TDB
Reference: JPL 11 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .08378453961863613 5.9095e-08  
q 2.740061656838326 1.6931e-07 au
tp 2458184.152954132742
(2018-Mar-06.65295413)
0.00041273 TDB
node 359.657607026013 6.2668e-05 deg
peri 90.95237727092992 0.00010009 deg
i 5.949410378049109 1.1069e-05 deg
  Orbit Determination Parameters
   # obs. used (total)      131  
   data-arc span      7224 days (19.78 yr)  
   first obs. used      2001-10-23  
   last obs. used      2021-08-03  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .56109  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Aug-25 22:57:28  

Additional Information
 Jupiter MOID = 1.912 au 
 T_jup = 3.241 
Orbit Covariance (6×6)
  e q tp node peri i
e 3.492201676360879E-15 -9.837579328100378E-15 1.063451039059336E-11 2.108691133341609E-14 1.961318854245172E-12 -5.623851127748325E-15
q -9.837579328100378E-15 2.866495167403689E-14 -2.408741593672647E-11 -5.945839232335167E-14 -4.488754803678704E-12 1.803597400232325E-14
tp 1.063451039059336E-11 -2.408741593672647E-11 1.703471534236497E-7 4.305704613213731E-11 3.223046190829466E-8 1.195365119926199E-11
node 2.108691133341609E-14 -5.945839232335167E-14 4.305704613213731E-11 3.927215603008119E-9 -3.89676010427292E-9 -2.494426307676475E-10
peri 1.961318854245172E-12 -4.488754803678704E-12 3.223046190829466E-8 -3.89676010427292E-9 1.001861426258631E-8 2.503854584677524E-10
i -5.623851127748325E-15 1.803597400232325E-14 1.195365119926199E-11 -2.494426307676475E-10 2.503854584677524E-10 1.225125697595354E-10

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 16.61   n/a MPO639052  

385886 (2006 SF157)          Discovered 2006-Sep-23 by Spacewatch at Kitt Peak
Reference: Last Updated: 2014-02-19

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