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(2015 KQ120)
Classification: Apollo [NEO]          SPK-ID: 3719997
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 2459000.5 (2020-May-31.0) TDB
Reference: JPL 9 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .3675107833238366 0.00068289  
a 1.550918555808331 0.0016018 au
q .9809392624917378 4.5992e-05 au
i .4451660547226684 0.00073579 deg
node 180.6361913588374 0.020691 deg
peri 103.3028366043864 0.019095 deg
M 197.2189550720941 1.4247 deg
tp 2459319.494537500113
(2021-Apr-14.99453750)
3.2861 TDB
period 705.4754658375688
1.93
1.0929
0.002992
d
yr
n .510294145484696 0.00079056 deg/d
Q 2.120897849124924 0.0021905 au
  Orbit Determination Parameters
   # obs. used (total)      26  
   data-arc span      9 days  
   first obs. used      2015-05-22  
   last obs. used      2015-05-31  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      7  
   norm. resid. RMS      .56463  
   source      ORB  
   producer      Otto Matic  
   solution date      2017-Apr-06 08:33:30  

Additional Information
 Earth MOID = .00583936 au 
 Jupiter MOID = 3.04651 au 
 T_jup = 4.370 
[ 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 26.7   n/a MPCxxxxx  
rotation period rot_per 0.0898 h n/a LCDB (Rev. 2019-August); 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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