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JPL Small-Body Database Browser
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17143 (1999 JN97)
Classification: Main-belt Asteroid          SPK-ID: 2017143
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | 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 25 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .0668970605348824 3.7908e-08  
a 3.047541623113345 1.8479e-08 au
q 2.843670046669358 1.1528e-07 au
i 9.627690800354271 4.358e-06 deg
node 162.4458646314793 2.5523e-05 deg
peri 145.5831477855957 4.3489e-05 deg
M 278.8849569765737 3.7423e-05 deg
tp 2459438.346414671740
(2021-Aug-11.84641467)
0.00020341 TDB
period 1943.224134594911
5.32
1.7675e-05
4.839e-08
d
yr
n .1852591235313401 1.685e-09 deg/d
Q 3.251413199557332 1.9716e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1317  
   data-arc span      9788 days (26.80 yr)  
   first obs. used      1993-03-18  
   last obs. used      2020-01-04  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .52966  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Jan-29 00:23:42  

Additional Information
 Earth MOID = 1.8357 au 
 Jupiter MOID = 1.99488 au 
 T_jup = 3.213 
[ show covariance matrix ]

Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 13.8   n/a MPO384902  

17143 (1999 JN97)          Discovered 1999-May-12 by LINEAR at Socorro
Reference: 20000913/Numbers.arcLast Updated: 2004-04-19

[ show close-approach data ]
Alternate Designations
 1999 JN97 = 1998 FX16 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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