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(2017 SX17)
Classification: Apollo [NEO]          SPK-ID: 3781947
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 6 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2554834972927546 3.6217e-05  
a 1.164775499213518 3.8177e-05 au
q .8671945811135344 1.3764e-05 au
i 2.867251004007597 0.00047125 deg
node 189.7908296208089 0.00023272 deg
peri 249.1573413279322 0.00058174 deg
M 154.237091052056 0.041577 deg
tp 2459003.780191929462
(2020-Jun-03.28019193)
0.043358 TDB
period 459.1575892824098
1.26
0.022574
6.18e-05
d
yr
n .7840445380912088 3.8547e-05 deg/d
Q 1.462356417313502 4.793e-05 au
  Orbit Determination Parameters
   # obs. used (total)      67  
   data-arc span      8 days  
   first obs. used      2017-09-24  
   last obs. used      2017-10-02  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      5  
   norm. resid. RMS      .40732  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-15 19:37:28  

Additional Information
 Earth MOID = .00086292 au 
 Jupiter MOID = 3.75817 au 
 T_jup = 5.381 
[ 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 28.3   n/a MPO438038  

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