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115367 (2003 SP251)
Classification: Main-belt Asteroid          SPK-ID: 2115367
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 20 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2484786203456571 5.3623e-08  
a 2.318133478166351 8.8681e-09 au
q 1.742126869734496 1.2784e-07 au
i 1.51842463597294 4.5349e-06 deg
node 237.3311810853257 0.00016159 deg
peri 130.7655115535951 0.00016176 deg
M 23.64362409741301 8.2293e-06 deg
tp 2459311.832325664416
(2021-Apr-07.33232566)
2.9236e-05 TDB
period 1289.157814184053
3.53
7.3976e-06
2.025e-08
d
yr
n .279252079178417 1.6024e-09 deg/d
Q 2.894140086598205 1.1072e-08 au
  Orbit Determination Parameters
   # obs. used (total)      813  
   data-arc span      9660 days (26.45 yr)  
   first obs. used      1994-03-06  
   last obs. used      2020-08-16  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .49841  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 16:43:15  

Additional Information
 Earth MOID = .740881 au 
 Jupiter MOID = 2.57502 au 
 T_jup = 3.537 
[ hide covariance matrix ]
Orbital Elements at Epoch 2456923.5 (2014-Sep-23.0) TDB
Reference: JPL 20 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2474715766835381 5.3308e-08  
q 1.744997882364508 1.2696e-07 au
tp 2456732.776120268331
(2014-Mar-16.27612027)
2.6294e-05 TDB
node 237.6115030931907 0.00016177 deg
peri 130.5157871474432 0.00016195 deg
i 1.517006636991072 4.5302e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      813  
   data-arc span      9660 days (26.45 yr)  
   first obs. used      1994-03-06  
   last obs. used      2020-08-16  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .49841  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 16:43:15  

Additional Information
 Jupiter MOID = 2.57502 au 
 T_jup = 3.537 
Orbit Covariance (6×6)
  e q tp node peri i
e 2.841704323174869E-15 -6.760923543434622E-15 2.655558996734443E-13 -5.057241959142267E-14 6.422938675870569E-14 -5.965401284090685E-16
q -6.760923543434622E-15 1.611845269100264E-14 -6.224345917906111E-13 1.207961129221655E-13 -1.498458581382214E-13 1.481376990419084E-15
tp 2.655558996734443E-13 -6.224345917906111E-13 6.913952592116615E-10 -1.023487895664079E-11 2.187778493904142E-10 -2.666917162021256E-13
node -5.057241959142267E-14 1.207961129221655E-13 -1.023487895664079E-11 2.6171000384359E-8 -2.616251463189721E-8 -1.613298382390019E-10
peri 6.422938675870569E-14 -1.498458581382214E-13 2.187778493904142E-10 -2.616251463189721E-8 2.622834582184224E-8 1.611957368437812E-10
i -5.965401284090685E-16 1.481376990419084E-15 -2.666917162021256E-13 -1.613298382390019E-10 1.611957368437812E-10 2.052286725771399E-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 16.44   n/a E2021B55  
diameter diameter 1.421 km 0.166 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.264   0.058 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

115367 (2003 SP251)          Discovered 2003-Sep-26 by LINEAR at Socorro
Reference: 20051019/Numbers.arcLast Updated: 2005-10-26

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