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(2017 KX4)
Classification: Apollo [NEO]          SPK-ID: 3774721
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 2457897.5 (2017-May-24.0) TDB
Reference: JPL 5 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .345426703165033 0.0016794  
a 1.153382403596783 0.001475 au
q .7549733224337848 0.00097159 au
i 1.439478786639391 0.007881 deg
node 221.946349566909 0.011705 deg
peri 116.6490058391694 0.013267 deg
M 302.2352985781143 0.18631 deg
tp 2457970.096961012475
(2017-Aug-04.59696101)
0.094885 TDB
period 452.4373072339484
1.24
0.86789
0.002376
d
yr
n .7956903514454203 0.0015263 deg/d
Q 1.551791484759781 0.0019845 au
  Orbit Determination Parameters
   # obs. used (total)      54  
   data-arc span      7 days  
   first obs. used      2017-05-22  
   last obs. used      2017-05-29  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      8  
   norm. resid. RMS      .54286  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-15 19:05:37  

Additional Information
 Earth MOID = .00927334 au 
 Jupiter MOID = 3.82468 au 
 T_jup = 5.395 
[ 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 24.4   n/a MPO410043  

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