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JPL Small-Body Database Browser
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154143 (2002 FJ2)
Classification: Main-belt Asteroid          SPK-ID: 2154143
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 17 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .287176817154204 3.4281e-08  
a 3.076296921932577 1.9039e-08 au
q 2.192855763270705 1.0235e-07 au
i 10.52608074034397 6.2096e-06 deg
node 16.95317425017998 2.6274e-05 deg
peri 248.7744758776415 2.8732e-05 deg
M 90.27818553652952 1.096e-05 deg
tp 2458506.279080583752
(2019-Jan-22.77908058)
5.8588e-05 TDB
period 1970.792057156016
5.40
1.8295e-05
5.009e-08
d
yr
n .1826676734832715 1.6957e-09 deg/d
Q 3.959738080594449 2.4506e-08 au
  Orbit Determination Parameters
   # obs. used (total)      614  
   data-arc span      9486 days (25.97 yr)  
   first obs. used      1993-11-08  
   last obs. used      2019-10-29  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .53594  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Nov-07 17:54:02  

Additional Information
 Earth MOID = 1.20409 au 
 Jupiter MOID = 1.35439 au 
 T_jup = 3.140 
[ 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 14.6   n/a MPO439918  

154143 (2002 FJ2)          Discovered 2002-Mar-19 by Yeung, W. K. Y. at Desert Eagle
Reference: 20070402/Numbers.arcLast Updated: 2007-04-04

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