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120217 (2004 FL)
Classification: Inner Main-belt Asteroid          SPK-ID: 2120217
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

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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 22 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .08910585290654528 4.4206e-08  
a 1.934709408844223 6.5991e-09 au
q 1.76231547684284 8.6282e-08 au
i 21.43595212266871 5.2472e-06 deg
node 190.8515483262293 8.4657e-06 deg
peri 170.9258607594101 2.1246e-05 deg
M 249.4412705194406 2.2472e-05 deg
tp 2459502.364874620510
(2021-Oct-14.86487462)
6.2249e-05 TDB
period 982.9287598903917
2.69
5.029e-06
1.377e-08
d
yr
n .3662523823599834 1.8739e-09 deg/d
Q 2.107103340845605 7.1871e-09 au
  Orbit Determination Parameters
   # obs. used (total)      775  
   data-arc span      7650 days (20.94 yr)  
   first obs. used      1999-06-12  
   last obs. used      2020-05-22  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .52315  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 17:05:27  

Additional Information
 Earth MOID = .761247 au 
 Jupiter MOID = 3.18697 au 
 T_jup = 3.820 
[ show covariance matrix ]

Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 16.16   n/a E2021B55  

120217 (2004 FL)          Discovered 2004-Mar-16 by LINEAR at Socorro
Reference: 20051116/Numbers.arcLast Updated: 2005-11-21
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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