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201942 (2004 FS1)
Classification: Inner Main-belt Asteroid          SPK-ID: 2201942
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.


Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 14 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .09950829101516741 5.3286e-08  
a 1.984484121273592 9.5296e-09 au
q 1.78701149781892 1.094e-07 au
i 21.01896101946011 8.6658e-06 deg
node 200.6716592068675 1.3423e-05 deg
peri 247.620084567051 4.6451e-05 deg
M 8.63640593913841 4.4838e-05 deg
tp 2458976.003704296367
(2020-May-06.50370430)
0.00012713 TDB
period 1021.103745638377
2.80
7.3551e-06
2.014e-08
d
yr
n .3525596703936623 2.5395e-09 deg/d
Q 2.181956744728264 1.0478e-08 au
  Orbit Determination Parameters
   # obs. used (total)      253  
   data-arc span      5793 days (15.86 yr)  
   first obs. used      2004-03-17  
   last obs. used      2020-01-26  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .51242  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-25 00:14:43  

Additional Information
 Earth MOID = .864709 au 
 Jupiter MOID = 3.03578 au 
 T_jup = 3.769 
[ 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 17.7   n/a MPO449981  

201942 (2004 FS1)          Discovered 2004-Mar-17 by CSS at Catalina
Reference: 20081212/Numbers.arcLast Updated: 2008-12-12

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