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JPL Small-Body Database Browser
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(2015 DR)
Classification: Apollo [NEO]          SPK-ID: 3710716
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | 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 2457072.5 (2015-Feb-19.0) TDB
Reference: JPL 13 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .4945845569983575 0.00073166  
a 1.286983910263496 0.0012572 au
q .6504615431418109 0.00030623 au
i 5.528241564290457 0.0080601 deg
node 340.5402228526398 0.0023052 deg
peri 274.2767237978793 0.0053511 deg
M 315.2555105685476 0.089618 deg
tp 2457138.781932035212
(2015-Apr-26.28193203)
0.035631 TDB
period 533.2834464282272
1.46
0.78143
0.002139
d
yr
n .6750631440206369 0.00098918 deg/d
Q 1.923506277385181 0.001879 au
  Orbit Determination Parameters
   # obs. used (total)      53  
   data-arc span      11 days  
   first obs. used      2015-02-16  
   last obs. used      2015-02-27  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      8  
   norm. resid. RMS      .54381  
   source      ORB  
   producer      Otto Matic  
   solution date      2017-Apr-06 08:35:36  

Additional Information
 Earth MOID = .00332759 au 
 Jupiter MOID = 3.14895 au 
 T_jup = 4.904 
[ hide covariance matrix ]
Orbit Covariance (6×6)
  e q tp node peri i
e 5.353215284120683E-7 -2.240458564833041E-7 -2.60698149018737E-5 1.68634142540987E-6 -3.903383665653035E-6 5.897164446859752E-6
q -2.240458564833041E-7 9.377544641678756E-8 1.091066247201765E-5 -7.057115278461793E-7 1.632613584334841E-6 -2.468122521089319E-6
tp -2.60698149018737E-5 1.091066247201765E-5 .001269591373012252 -8.212595138160455E-5 .0001901292412731668 -.0002871878404931923
node 1.68634142540987E-6 -7.057115278461793E-7 -8.212595138160455E-5 5.314138656082469E-6 -1.230805967487862E-5 1.857608448458405E-5
peri -3.903383665653035E-6 1.632613584334841E-6 .0001901292412731668 -1.230805967487862E-5 2.863448363083963E-5 -4.299815151828193E-5
i 5.897164446859752E-6 -2.468122521089319E-6 -.0002871878404931923 1.857608448458405E-5 -4.299815151828193E-5 6.496454777996024E-5

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

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 23.9   n/a MPO328618  

[ show close-approach data ]
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Close-Approach Data ]
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