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(2014 HK4)
Classification: Apollo [NEO]          SPK-ID: 3669020
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 2456776.5 (2014-Apr-29.0) TDB
Reference: JPL 8 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .5022067321570766 0.0012492  
a 1.258015790555722 0.0017365 au
q .6262317913787314 0.00070714 au
i 8.669867666843883 0.024553 deg
node 38.89543625443235 0.010347 deg
peri 281.9687981491953 0.012368 deg
M 313.0147099110654 0.14014 deg
tp 2456843.764664012849
(2014-Jul-05.26466401)
0.061348 TDB
period 515.3800050779837
1.41
1.0671
0.002922
d
yr
n .6985137111509154 0.0014463 deg/d
Q 1.889799789732712 0.0026086 au
  Orbit Determination Parameters
   # obs. used (total)      38  
   data-arc span      9 days  
   first obs. used      2014-04-23  
   last obs. used      2014-05-02  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      8  
   norm. resid. RMS      .55411  
   source      ORB  
   producer      Otto Matic  
   solution date      2017-Apr-06 08:41:30  

Additional Information
 Earth MOID = .0110569 au 
 Jupiter MOID = 3.46116 au 
 T_jup = 4.977 
[ 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 23.6   n/a MPO293375  

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