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(2015 SJ17)
Classification: Apollo [NEO]          SPK-ID: 3728905
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 2457291.5 (2015-Sep-26.0) TDB
Reference: JPL 3 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .4273689180744351 0.0022103  
a 1.75339398667908 0.0068584 au
q 1.004047895633821 5.184e-05 au
i 1.633226034135227 0.0065796 deg
node 186.4440715850833 0.0024269 deg
peri 205.214690994814 0.0060701 deg
M 349.1588027804043 0.071804 deg
tp 2457317.038326813979
(2015-Oct-21.53832681)
0.019313 TDB
period 848.0426531134814
2.32
4.9757
0.01362
d
yr
n .4245069498312444 0.0024907 deg/d
Q 2.502740077724339 0.0097895 au
  Orbit Determination Parameters
   # obs. used (total)      19  
   data-arc span      12 days  
   first obs. used      2015-09-23  
   last obs. used      2015-10-05  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      8  
   norm. resid. RMS      .52205  
   source      ORB  
   producer      Otto Matic  
   solution date      2017-Apr-06 08:31:40  

Additional Information
 Earth MOID = .0134619 au 
 Jupiter MOID = 2.94072 au 
 T_jup = 4.017 
[ show covariance matrix ]

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 27.5   n/a E2015T22  

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