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(2015 EP)
Classification: Apollo [NEO]          SPK-ID: 3712946
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.


Orbital Elements at Epoch 2459396.5 (2021-Jul-01.0) TDB
Reference: JPL 10 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .4652472813815279 0.00039431  
a 1.891118151151262 0.0014725 au
q 1.011280572556876 4.1744e-05 au
i 1.426449966165098 0.00095661 deg
node 343.9394468972249 0.00047011 deg
peri 190.3285399272259 0.0030252 deg
M 151.7666873627337 1.0095 deg
tp 2458996.048084396857
(2020-May-26.54808440)
2.196 TDB
period 949.8967930463689
2.60
1.1094
0.003037
d
yr
n .378988541318748 0.00044264 deg/d
Q 2.770955729745648 0.0021576 au
  Orbit Determination Parameters
   # obs. used (total)      55  
   data-arc span      9 days  
   first obs. used      2015-03-10  
   last obs. used      2015-03-19  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      7  
   norm. resid. RMS      .55905  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-15 13:08:11  

Additional Information
 Earth MOID = .0179174 au 
 Jupiter MOID = 2.19498 au 
 T_jup = 3.818 
[ 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 26.0   n/a MPO332785  
rotation period rot_per 0.0381 h n/a LCDB (Rev. 2020-October); Warner et al., 2009 Result based on fragmentary lightcurve(s), may be completely wrong.
Published Reference List:
[Thirouin, A.; Moskovitz, N.; Binzel, R.P.; Christensen, E.; et al. (2016) Astron. J. 152, A163.]

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