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387816 (2004 FM17)
Classification: Aten [NEO]          SPK-ID: 2387816
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 48 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2498385942073126 1.2034e-07  
a .8852023598184197 2.2592e-09 au
q .66404464665239 1.0616e-07 au
i 6.763096524245458 7.2818e-06 deg
node 169.7841874252895 6.8406e-05 deg
peri 196.5006978342661 7.6223e-05 deg
M 349.4561312844424 4.0539e-05 deg
tp 2459009.409631875466
(2020-Jun-08.90963188)
3.4263e-05 TDB
period 304.2021445539196
0.83
1.1646e-06
3.189e-09
d
yr
n 1.183423609744442 4.5305e-09 deg/d
Q 1.106360072984449 2.8237e-09 au
  Orbit Determination Parameters
   # obs. used (total)      168  
   # delay obs. used      1  
   # Doppler obs. used      0  
   data-arc span      5516 days (15.10 yr)  
   first obs. used      2004-03-23  
   last obs. used      2019-04-30  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .44889  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jun-12 00:48:11  

Additional Information
 Earth MOID = .0596686 au 
 Jupiter MOID = 4.28821 au 
 T_jup = 6.671 
[ 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 19.4   n/a MPO476820  

387816 (2004 FM17)          Discovered 2004-Mar-26 by LINEAR at Socorro
Reference: Last Updated: 2014-03-21

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