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(2015 KE)
Classification: Aten [NEO]          SPK-ID: 3719243
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 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 20 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1244838840367602 1.6611e-06  
a .9736315561216883 4.4346e-07 au
q .8524301183949056 2.0055e-06 au
i .6192578992746399 7.1456e-06 deg
node 243.5683614504871 9.4854e-05 deg
peri 223.5156219317527 7.3722e-05 deg
M 50.56774900779281 0.0012294 deg
tp 2459151.209694523783
(2020-Oct-28.70969452)
0.0011647 TDB
period 350.9056724811605
0.96
0.00023974
6.564e-07
d
yr
n 1.025916729856591 7.0091e-07 deg/d
Q 1.094832993848471 4.9866e-07 au
  Orbit Determination Parameters
   # obs. used (total)      110  
   data-arc span      465 days (1.27 yr)  
   first obs. used      2015-05-18  
   last obs. used      2016-08-25  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      3  
   norm. resid. RMS      .41643  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-15 13:42:18  

Additional Information
 Earth MOID = .00427935 au 
 Jupiter MOID = 3.9499 au 
 T_jup = 6.203 
[ 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 26.2   n/a E2016Q17  
rotation period rot_per 0.0562 h n/a LCDB (Rev. 2020-October); Warner et al., 2009 Result based on less than full coverage, so that the period may be wrong by 30 percent or so.
Published Reference List:
[Thirouin, A.; Moskovitz, N.A.; Binzel, R.P.; Christensen, E.J.; et al. (2018) Astrophys. J. Supp. Series 2391, A4.]

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