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(2017 ST14)
Classification: Apollo [NEO]          SPK-ID: 3781882
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 9 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .7016698156892274 0.00045549  
a 2.492061222957762 0.0044828 au
q .7434570839587186 0.00020224 au
i 2.564248454991874 0.0024622 deg
node 307.1289258406562 0.001619 deg
peri 134.2407131737335 0.0021651 deg
M 282.1824705533768 0.72175 deg
tp 2459511.107133799838
(2021-Oct-23.60713380)
3.719 TDB
period 1436.932898835355
3.93
3.8772
0.01062
d
yr
n .2505336194138104 0.000676 deg/d
Q 4.240665361956806 0.0076283 au
  Orbit Determination Parameters
   # obs. used (total)      77  
   data-arc span      19 days  
   first obs. used      2017-09-16  
   last obs. used      2017-10-05  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      7  
   norm. resid. RMS      .45538  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-15 19:37:15  

Additional Information
 Earth MOID = .0155754 au 
 Jupiter MOID = 1.06137 au 
 T_jup = 3.073 
[ 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 23.5   n/a MPO438038  

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