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(2015 SJ7)
Classification: Aten [NEO]          SPK-ID: 3728732
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 2457289.5 (2015-Sep-24.0) TDB
Reference: JPL 7 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .4535799790334885 0.0016886  
a .7337848783153781 0.00064422 au
q .400954748593998 0.0015911 au
i 3.351516520999924 0.019947 deg
node 6.174332393878114 0.0071531 deg
peri 185.013458731976 0.0069978 deg
M 156.0949606359345 0.071294 deg
tp 2457189.950760837722
(2015-Jun-16.45076084)
0.17656 TDB
period 229.5892574136689
0.63
0.30235
0.0008278
d
yr
n 1.5680176156995 0.0020649 deg/d
Q 1.066615008036758 0.00093642 au
  Orbit Determination Parameters
   # obs. used (total)      31  
   data-arc span      7 days  
   first obs. used      2015-09-23  
   last obs. used      2015-09-30  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      8  
   norm. resid. RMS      .54096  
   source      ORB  
   producer      Otto Matic  
   solution date      2017-Apr-06 08:31:45  

Additional Information
 Earth MOID = .0167973 au 
 Jupiter MOID = 3.88981 au 
 T_jup = 7.759 
[ 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 25.5   n/a E2015T07  

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